Duplicate an index

Merge pull request #5677 from martin-g/faster-documents-errors-it-tests
tests: Faster document::errors IT tests
2025-12-02 18:55:36 +00:00 · 2025-06-17 21:16:38 +02:00 · 2025-06-17 15:53:35 +00:00 · 2025-06-17 15:51:38 +00:00 · 2025-06-17 14:36:09 +00:00 · 2025-06-16 23:48:59 +03:00
220 changed files with 5603 additions and 2660 deletions
--- a/.github/workflows/milestone-workflow.yml
+++ b/.github/workflows/milestone-workflow.yml
@@ -5,6 +5,7 @@ name: Milestone's workflow
 # For each Milestone created (not opened!), and if the release is NOT a patch release (only the patch changed)
 # - the roadmap issue is created, see https://github.com/meilisearch/engine-team/blob/main/issue-templates/roadmap-issue.md
 # - the changelog issue is created, see https://github.com/meilisearch/engine-team/blob/main/issue-templates/changelog-issue.md
+# - update the ruleset to add the current release version to the list of allowed versions and be able to use the merge queue.

 # For each Milestone closed
 # - the `release_version` label is created
@@ -147,6 +148,38 @@ jobs:
            --body-file $ISSUE_TEMPLATE \
            --milestone $MILESTONE_VERSION

+  update-ruleset:
+    runs-on: ubuntu-latest
+    if: github.event.action == 'created'
+    steps:
+      - uses: actions/checkout@v3
+      - name: Install jq
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y jq
+      - name: Update ruleset
+        env:
+          # gh api repos/meilisearch/meilisearch/rulesets --jq '.[] | {name: .name, id: .id}'
+          RULESET_ID: 4253297
+          BRANCH_NAME: ${{ github.event.inputs.branch_name }}
+        run: |
+          echo "RULESET_ID: ${{ env.RULESET_ID }}"
+          echo "BRANCH_NAME: ${{ env.BRANCH_NAME }}"
+
+          # Get current ruleset conditions
+          CONDITIONS=$(gh api repos/meilisearch/meilisearch/rulesets/${{ env.RULESET_ID }} --jq '{ conditions: .conditions }')
+
+          # Update the conditions by appending the milestone version
+          UPDATED_CONDITIONS=$(echo $CONDITIONS | jq '.conditions.ref_name.include += ["refs/heads/release-'${{ env.MILESTONE_VERSION }}'"]')
+
+          # Update the ruleset from stdin (-)
+          echo $UPDATED_CONDITIONS |
+            gh api repos/meilisearch/meilisearch/rulesets/${{ env.RULESET_ID }} \
+              --method PUT \
+              -H "Accept: application/vnd.github+json" \
+              -H "X-GitHub-Api-Version: 2022-11-28" \
+              --input -
+
  # ----------------
  # MILESTONE CLOSED
  # ----------------
--- a/.github/workflows/publish-docker-images.yml
+++ b/.github/workflows/publish-docker-images.yml
@@ -106,18 +106,20 @@ jobs:
          client-payload: '{ "meilisearch_version": "${{ github.ref_name }}", "stable": "${{ steps.check-tag-format.outputs.stable }}" }'

      # Send notification to Swarmia to notify of a deployment: https://app.swarmia.com
-      - name: Send deployment to Swarmia
-        if: github.event_name == 'push' && success()
-        run: |
-          JSON_STRING=$( jq --null-input --compact-output \
-          --arg version "${{ github.ref_name }}" \
-          --arg appName "meilisearch" \
-          --arg environment "production" \
-          --arg commitSha "${{ github.sha }}" \
-          --arg repositoryFullName "${{ github.repository }}" \
-          '{"version": $version, "appName": $appName, "environment": $environment, "commitSha": $commitSha, "repositoryFullName": $repositoryFullName}' )
+      # - name: 'Setup jq'
+      #   uses: dcarbone/install-jq-action
+      # - name: Send deployment to Swarmia
+      #   if: github.event_name == 'push' && success()
+      #   run: |
+      #     JSON_STRING=$( jq --null-input --compact-output \
+      #     --arg version "${{ github.ref_name }}" \
+      #     --arg appName "meilisearch" \
+      #     --arg environment "production" \
+      #     --arg commitSha "${{ github.sha }}" \
+      #     --arg repositoryFullName "${{ github.repository }}" \
+      #     '{"version": $version, "appName": $appName, "environment": $environment, "commitSha": $commitSha, "repositoryFullName": $repositoryFullName}' )

-          curl -H "Authorization: ${{ secrets.SWARMIA_DEPLOYMENTS_AUTHORIZATION }}" \
-            -H "Content-Type: application/json" \
-            -d "$JSON_STRING" \
-            https://hook.swarmia.com/deployments
+      #     curl -H "Authorization: ${{ secrets.SWARMIA_DEPLOYMENTS_AUTHORIZATION }}" \
+      #       -H "Content-Type: application/json" \
+      #       -d "$JSON_STRING" \
+      #       https://hook.swarmia.com/deployments
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -57,9 +57,17 @@ This command will be triggered to each PR as a requirement for merging it.
 You can set the `LINDERA_CACHE` environment variable to speed up your successive builds by up to 2 minutes.
 It'll store some built artifacts in the directory of your choice.

-We recommend using the standard `$HOME/.cache/lindera` directory:
+We recommend using the `$HOME/.cache/meili/lindera` directory:
 ```sh
-export LINDERA_CACHE=$HOME/.cache/lindera
+export LINDERA_CACHE=$HOME/.cache/meili/lindera
+```
+
+You can set the `MILLI_BENCH_DATASETS_PATH` environment variable to further speed up your builds.
+It'll store some big files used for the benchmarks in the directory of your choice.
+
+We recommend using the `$HOME/.cache/meili/benches` directory:
+```sh
+export MILLI_BENCH_DATASETS_PATH=$HOME/.cache/meili/benches
 ```

 Furthermore, you can improve incremental compilation by setting the `MEILI_NO_VERGEN` environment variable.
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -92,6 +92,7 @@ dependencies = [
 "bytestring",
 "cfg-if",
 "http 0.2.12",
+ "regex",
 "regex-lite",
 "serde",
 "tracing",
@@ -219,6 +220,43 @@ dependencies = [
 "syn 2.0.101",
 ]

+[[package]]
+name = "actix-web-lab"
+version = "0.24.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a33034dd88446a5deb20e42156dbfe43d07e0499345db3ae65b3f51854190531"
+dependencies = [
+ "actix-http",
+ "actix-router",
+ "actix-service",
+ "actix-utils",
+ "actix-web",
+ "ahash 0.8.12",
+ "arc-swap",
+ "bytes",
+ "bytestring",
+ "csv",
+ "derive_more",
+ "form_urlencoded",
+ "futures-core",
+ "futures-util",
+ "http 0.2.12",
+ "impl-more",
+ "itertools 0.14.0",
+ "local-channel",
+ "mime",
+ "pin-project-lite",
+ "regex",
+ "serde",
+ "serde_html_form",
+ "serde_json",
+ "serde_path_to_error",
+ "tokio",
+ "tokio-stream",
+ "tracing",
+ "url",
+]
+
 [[package]]
 name = "addr2line"
 version = "0.24.2"
@@ -386,6 +424,12 @@ dependencies = [
 "derive_arbitrary",
 ]

+[[package]]
+name = "arc-swap"
+version = "1.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "69f7f8c3906b62b754cd5326047894316021dcfe5a194c8ea52bdd94934a3457"
+
 [[package]]
 name = "arrayvec"
 version = "0.7.6"
@@ -424,6 +468,41 @@ dependencies = [
 "serde_json",
 ]

+[[package]]
+name = "async-openai"
+version = "0.28.1"
+source = "git+https://github.com/meilisearch/async-openai?branch=better-error-handling#42d05e5f7dd7cdd46115c0855965f0b3f24754a2"
+dependencies = [
+ "async-openai-macros",
+ "backoff",
+ "base64 0.22.1",
+ "bytes",
+ "derive_builder 0.20.2",
+ "eventsource-stream",
+ "futures",
+ "rand 0.8.5",
+ "reqwest",
+ "reqwest-eventsource",
+ "secrecy",
+ "serde",
+ "serde_json",
+ "thiserror 2.0.12",
+ "tokio",
+ "tokio-stream",
+ "tokio-util",
+ "tracing",
+]
+
+[[package]]
+name = "async-openai-macros"
+version = "0.1.0"
+source = "git+https://github.com/meilisearch/async-openai?branch=better-error-handling#42d05e5f7dd7cdd46115c0855965f0b3f24754a2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.101",
+]
+
 [[package]]
 name = "async-trait"
 version = "0.1.88"
@@ -447,6 +526,20 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"

+[[package]]
+name = "backoff"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b62ddb9cb1ec0a098ad4bbf9344d0713fa193ae1a80af55febcff2627b6a00c1"
+dependencies = [
+ "futures-core",
+ "getrandom 0.2.16",
+ "instant",
+ "pin-project-lite",
+ "rand 0.8.5",
+ "tokio",
+]
+
 [[package]]
 name = "backtrace"
 version = "0.3.75"
@@ -487,7 +580,7 @@ source = "git+https://github.com/meilisearch/bbqueue#cbb87cc707b5af415ef203bdaf2

 [[package]]
 name = "benchmarks"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "bumpalo",
@@ -698,7 +791,7 @@ dependencies = [

 [[package]]
 name = "build-info"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "time",
@@ -764,9 +857,9 @@ dependencies = [

 [[package]]
 name = "bytecount"
-version = "0.6.8"
+version = "0.6.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5ce89b21cab1437276d2650d57e971f9d548a2d9037cc231abdc0562b97498ce"
+checksum = "175812e0be2bccb6abe50bb8d566126198344f707e304f45c648fd8f2cc0365e"

 [[package]]
 name = "bytemuck"
@@ -830,9 +923,9 @@ dependencies = [

 [[package]]
 name = "camino"
-version = "1.1.9"
+version = "1.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b96ec4966b5813e2c0507c1f86115c8c5abaadc3980879c3424042a02fd1ad3"
+checksum = "0da45bc31171d8d6960122e222a67740df867c1dd53b4d51caa297084c185cab"
 dependencies = [
 "serde",
 ]
@@ -946,9 +1039,9 @@ checksum = "37b2a672a2cb129a2e41c10b1224bb368f9f37a2b16b612598138befd7b37eb5"

 [[package]]
 name = "cc"
-version = "1.2.24"
+version = "1.2.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "16595d3be041c03b09d08d0858631facccee9221e579704070e6e9e4915d3bc7"
+checksum = "d0fc897dc1e865cc67c0e05a836d9d3f1df3cbe442aa4a9473b18e12624a4951"
 dependencies = [
 "jobserver",
 "libc",
@@ -997,9 +1090,9 @@ dependencies = [

 [[package]]
 name = "charabia"
-version = "0.9.5"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4da3b398d57d5526189869b32ac0b4f7fb436f490f47a2a19685cee634df72d2"
+checksum = "3b01abfd2db0eb8c4e7a47ccab5d1f67993736f4e76923ed9ae281c49070645d"
 dependencies = [
 "aho-corasick",
 "csv",
@@ -1107,9 +1200,9 @@ checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6"

 [[package]]
 name = "color-spantrace"
-version = "0.2.2"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2ddd8d5bfda1e11a501d0a7303f3bfed9aa632ebdb859be40d0fd70478ed70d5"
+checksum = "cd6be1b2a7e382e2b98b43b2adcca6bb0e465af0bdd38123873ae61eb17a72c2"
 dependencies = [
 "once_cell",
 "owo-colors",
@@ -1193,6 +1286,16 @@ dependencies = [
 "version_check",
 ]

+[[package]]
+name = "core-foundation"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2a6cd9ae233e7f62ba4e9353e81a88df7fc8a5987b8d445b4d90c879bd156f6"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
@@ -1684,7 +1787,7 @@ dependencies = [

 [[package]]
 name = "dump"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "big_s",
@@ -1876,6 +1979,17 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d817e038c30374a4bcb22f94d0a8a0e216958d4c3dcde369b1439fec4bdda6e6"

+[[package]]
+name = "eventsource-stream"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74fef4569247a5f429d9156b9d0a2599914385dd189c539334c625d8099d90ab"
+dependencies = [
+ "futures-core",
+ "nom",
+ "pin-project-lite",
+]
+
 [[package]]
 name = "fancy-regex"
 version = "0.13.0"
@@ -1895,7 +2009,7 @@ checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"

 [[package]]
 name = "file-store"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "tempfile",
 "thiserror 2.0.12",
@@ -1917,7 +2031,7 @@ dependencies = [

 [[package]]
 name = "filter-parser"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "insta",
 "nom",
@@ -1937,7 +2051,7 @@ dependencies = [

 [[package]]
 name = "flatten-serde-json"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "criterion",
 "serde_json",
@@ -2056,6 +2170,12 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"

+[[package]]
+name = "futures-timer"
+version = "3.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f288b0a4f20f9a56b5d1da57e2227c661b7b16168e2f72365f57b63326e29b24"
+
 [[package]]
 name = "futures-util"
 version = "0.3.31"
@@ -2076,7 +2196,7 @@ dependencies = [

 [[package]]
 name = "fuzzers"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "arbitrary",
 "bumpalo",
@@ -2575,12 +2695,6 @@ dependencies = [
 "serde_json",
 ]

-[[package]]
-name = "hermit-abi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
-
 [[package]]
 name = "hermit-abi"
 version = "0.5.1"
@@ -2706,6 +2820,7 @@ dependencies = [
 "hyper",
 "hyper-util",
 "rustls",
+ "rustls-native-certs",
 "rustls-pki-types",
 "tokio",
 "tokio-rustls",
@@ -2881,7 +2996,7 @@ dependencies = [

 [[package]]
 name = "index-scheduler"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "big_s",
@@ -3008,7 +3123,7 @@ version = "0.4.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e04d7f318608d35d4b61ddd75cbdaee86b023ebe2bd5a66ee0915f0bf93095a9"
 dependencies = [
- "hermit-abi 0.5.1",
+ "hermit-abi",
 "libc",
 "windows-sys 0.59.0",
 ]
@@ -3116,7 +3231,7 @@ dependencies = [

 [[package]]
 name = "json-depth-checker"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "criterion",
 "serde_json",
@@ -3281,9 +3396,9 @@ dependencies = [

 [[package]]
 name = "lindera"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73b6ee48fa4ffaff0b34a0f56e8fe9e3a9f38ff097d7ffe11a189acac242efbf"
+checksum = "f20720cb4206e87b6844b05c66b23301e7bb532718f200ff55bbbdfbce9b7f2b"
 dependencies = [
 "anyhow",
 "bincode",
@@ -3311,9 +3426,9 @@ dependencies = [

 [[package]]
 name = "lindera-cc-cedict"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88fb51b5730fd63b1baf677fb19ce3f3f00616a3fbaf430f923b676dce5fab39"
+checksum = "0f6ddd4aeaeaf1ce47ea5785bd6a273179d32df4af4b306d9b65a7a7f81a0e61"
 dependencies = [
 "bincode",
 "byteorder",
@@ -3324,9 +3439,9 @@ dependencies = [

 [[package]]
 name = "lindera-dictionary"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d5dafa44610860d21f66dbfee1ad387fd127824b204137b540ada4c1a744b19c"
+checksum = "f9b5e417c4c6e001459e019b178f65f759be9c2cbf2d9bd803ec5d8ed0e62124"
 dependencies = [
 "anyhow",
 "bincode",
@@ -3352,9 +3467,9 @@ dependencies = [

 [[package]]
 name = "lindera-ipadic"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d273907fdf1c14a8244a370afd7ac79126337ad450d25888b1613aee17b1262a"
+checksum = "c2867975f1b92d1093ccbb52c5c1664a56dfbd27a2fece0166c765ad1f043f31"
 dependencies = [
 "bincode",
 "byteorder",
@@ -3365,9 +3480,9 @@ dependencies = [

 [[package]]
 name = "lindera-ipadic-neologd"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d4371fbd6dc3ac5cc76990ed41061c553635f67953771159e4061d7f568d14f"
+checksum = "c54c4c2d3fb8b380d0ace5ae97111ca444bcfa7721966f552117d57f07d8b3b1"
 dependencies = [
 "bincode",
 "byteorder",
@@ -3378,9 +3493,9 @@ dependencies = [

 [[package]]
 name = "lindera-ko-dic"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "03f35d8e54e6d5f73e9f76da0fedfa336fa60a6d2ac7f7dcc8bcd15e338db291"
+checksum = "7f495e64f62deee60d9b71dbe3fd39b69b8688c9d591842f81f94e200eb4d81f"
 dependencies = [
 "bincode",
 "byteorder",
@@ -3391,9 +3506,9 @@ dependencies = [

 [[package]]
 name = "lindera-unidic"
-version = "0.42.4"
+version = "0.43.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "661aa828cf6af7ccd1c0c1142c087fd048af5f83776ccec6af9f9c56448bc626"
+checksum = "e85ff97ce04c519fbca0f05504ea028761ccc456b1e84cf1e75fac57f9b3caf1"
 dependencies = [
 "bincode",
 "byteorder",
@@ -3510,9 +3625,9 @@ checksum = "4d873d7c67ce09b42110d801813efbc9364414e356be9935700d368351657487"

 [[package]]
 name = "lock_api"
-version = "0.4.12"
+version = "0.4.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+checksum = "96936507f153605bddfcda068dd804796c84324ed2510809e5b2a624c81da765"
 dependencies = [
 "autocfg",
 "scopeguard",
@@ -3562,9 +3677,9 @@ dependencies = [

 [[package]]
 name = "macro_rules_attribute"
-version = "0.2.0"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a82271f7bc033d84bbca59a3ce3e4159938cb08a9c3aebbe54d215131518a13"
+checksum = "65049d7923698040cd0b1ddcced9b0eb14dd22c5f86ae59c3740eab64a676520"
 dependencies = [
 "macro_rules_attribute-proc_macro",
 "paste",
@@ -3572,9 +3687,9 @@ dependencies = [

 [[package]]
 name = "macro_rules_attribute-proc_macro"
-version = "0.2.0"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8dd856d451cc0da70e2ef2ce95a18e39a93b7558bedf10201ad28503f918568"
+checksum = "670fdfda89751bc4a84ac13eaa63e205cf0fd22b4c9a5fbfa085b63c1f1d3a30"

 [[package]]
 name = "manifest-dir-macros"
@@ -3602,7 +3717,7 @@ checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"

 [[package]]
 name = "meili-snap"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "insta",
 "md5",
@@ -3613,18 +3728,21 @@ dependencies = [

 [[package]]
 name = "meilisearch"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "actix-cors",
 "actix-http",
 "actix-rt",
 "actix-utils",
 "actix-web",
+ "actix-web-lab",
 "anyhow",
+ "async-openai",
 "async-trait",
 "brotli 6.0.0",
 "bstr",
 "build-info",
+ "bumpalo",
 "byte-unit",
 "bytes",
 "cargo_toml",
@@ -3671,6 +3789,7 @@ dependencies = [
 "rustls",
 "rustls-pemfile",
 "rustls-pki-types",
+ "secrecy",
 "segment",
 "serde",
 "serde_json",
@@ -3705,7 +3824,7 @@ dependencies = [

 [[package]]
 name = "meilisearch-auth"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "base64 0.22.1",
 "enum-iterator",
@@ -3724,7 +3843,7 @@ dependencies = [

 [[package]]
 name = "meilisearch-types"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "actix-web",
 "anyhow",
@@ -3758,7 +3877,7 @@ dependencies = [

 [[package]]
 name = "meilitool"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "clap",
@@ -3792,7 +3911,7 @@ dependencies = [

 [[package]]
 name = "milli"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "allocator-api2",
 "arroy",
@@ -4083,11 +4202,11 @@ dependencies = [

 [[package]]
 name = "num_cpus"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
+checksum = "91df4bbde75afed763b708b7eee1e8e7651e02d97f6d5dd763e89367e957b23b"
 dependencies = [
- "hermit-abi 0.3.9",
+ "hermit-abi",
 "libc",
 ]

@@ -4182,6 +4301,12 @@ version = "11.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6790f58c7ff633d8771f42965289203411a5e5c68388703c06e14f24770b41e"

+[[package]]
+name = "openssl-probe"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d05e27ee213611ffe7d6348b942e8f942b37114c00cc03cec254295a4a17852e"
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"
@@ -4205,9 +4330,9 @@ checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"

 [[package]]
 name = "owo-colors"
-version = "4.2.1"
+version = "3.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26995317201fa17f3656c36716aed4a7c81743a9634ac4c99c0eeda495db0cec"
+checksum = "c1b04fb49957986fdce4d6ee7a65027d55d4b6d2265e5848bbb507b58ccfdb6f"

 [[package]]
 name = "page_size"
@@ -4221,9 +4346,9 @@ dependencies = [

 [[package]]
 name = "parking_lot"
-version = "0.12.3"
+version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1bf18183cf54e8d6059647fc3063646a1801cf30896933ec2311622cc4b9a27"
+checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13"
 dependencies = [
 "lock_api",
 "parking_lot_core",
@@ -4231,9 +4356,9 @@ dependencies = [

 [[package]]
 name = "parking_lot_core"
-version = "0.9.10"
+version = "0.9.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e401f977ab385c9e4e3ab30627d6f26d00e2c73eef317493c4ec6d468726cf8"
+checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
 dependencies = [
 "cfg-if",
 "libc",
@@ -4291,7 +4416,7 @@ checksum = "e3148f5046208a5d56bcfc03053e3ca6334e51da8dfb19b6cdc8b306fae3283e"

 [[package]]
 name = "permissive-json-pointer"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "big_s",
 "serde_json",
@@ -4903,9 +5028,9 @@ dependencies = [

 [[package]]
 name = "reqwest"
-version = "0.12.16"
+version = "0.12.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2bf597b113be201cb2269b4c39b39a804d01b99ee95a4278f0ed04e45cff1c71"
+checksum = "a2f8e5513d63f2e5b386eb5106dc67eaf3f84e95258e210489136b8b92ad6119"
 dependencies = [
 "base64 0.22.1",
 "bytes",
@@ -4922,11 +5047,13 @@ dependencies = [
 "js-sys",
 "log",
 "mime",
+ "mime_guess",
 "once_cell",
 "percent-encoding",
 "pin-project-lite",
 "quinn",
 "rustls",
+ "rustls-native-certs",
 "rustls-pki-types",
 "serde",
 "serde_json",
@@ -4946,6 +5073,22 @@ dependencies = [
 "webpki-roots 1.0.0",
 ]

+[[package]]
+name = "reqwest-eventsource"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "632c55746dbb44275691640e7b40c907c16a2dc1a5842aa98aaec90da6ec6bde"
+dependencies = [
+ "eventsource-stream",
+ "futures-core",
+ "futures-timer",
+ "mime",
+ "nom",
+ "pin-project-lite",
+ "reqwest",
+ "thiserror 1.0.69",
+]
+
 [[package]]
 name = "rhai"
 version = "1.20.0"
@@ -5120,6 +5263,18 @@ dependencies = [
 "zeroize",
 ]

+[[package]]
+name = "rustls-native-certs"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7fcff2dd52b58a8d98a70243663a0d234c4e2b79235637849d15913394a247d3"
+dependencies = [
+ "openssl-probe",
+ "rustls-pki-types",
+ "schannel",
+ "security-framework",
+]
+
 [[package]]
 name = "rustls-pemfile"
 version = "2.2.0"
@@ -5181,6 +5336,15 @@ dependencies = [
 "winapi-util",
 ]

+[[package]]
+name = "schannel"
+version = "0.1.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f29ebaa345f945cec9fbbc532eb307f0fdad8161f281b6369539c8d84876b3d"
+dependencies = [
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -5193,6 +5357,39 @@ version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"

+[[package]]
+name = "secrecy"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e891af845473308773346dc847b2c23ee78fe442e0472ac50e22a18a93d3ae5a"
+dependencies = [
+ "serde",
+ "zeroize",
+]
+
+[[package]]
+name = "security-framework"
+version = "3.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "271720403f46ca04f7ba6f55d438f8bd878d6b8ca0a1046e8228c4145bcbb316"
+dependencies = [
+ "bitflags 2.9.1",
+ "core-foundation",
+ "core-foundation-sys",
+ "libc",
+ "security-framework-sys",
+]
+
+[[package]]
+name = "security-framework-sys"
+version = "2.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "49db231d56a190491cb4aeda9527f1ad45345af50b0851622a7adb8c03b01c32"
+dependencies = [
+ "core-foundation-sys",
+ "libc",
+]
+
 [[package]]
 name = "segment"
 version = "0.2.6"
@@ -5251,6 +5448,19 @@ dependencies = [
 "syn 2.0.101",
 ]

+[[package]]
+name = "serde_html_form"
+version = "0.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d2de91cf02bbc07cde38891769ccd5d4f073d22a40683aa4bc7a95781aaa2c4"
+dependencies = [
+ "form_urlencoded",
+ "indexmap",
+ "itoa",
+ "ryu",
+ "serde",
+]
+
 [[package]]
 name = "serde_json"
 version = "1.0.140"
@@ -5264,6 +5474,16 @@ dependencies = [
 "serde",
 ]

+[[package]]
+name = "serde_path_to_error"
+version = "0.1.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59fab13f937fa393d08645bf3a84bdfe86e296747b506ada67bb15f10f218b2a"
+dependencies = [
+ "itoa",
+ "serde",
+]
+
 [[package]]
 name = "serde_plain"
 version = "1.0.2"
@@ -5913,6 +6133,17 @@ dependencies = [
 "tokio",
 ]

+[[package]]
+name = "tokio-stream"
+version = "0.1.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eca58d7bba4a75707817a2c44174253f9236b2d5fbd055602e9d5c07c139a047"
+dependencies = [
+ "futures-core",
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-util"
 version = "0.7.15"
@@ -5984,9 +6215,9 @@ dependencies = [

 [[package]]
 name = "tower-http"
-version = "0.6.4"
+version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0fdb0c213ca27a9f57ab69ddb290fd80d970922355b83ae380b395d3986b8a2e"
+checksum = "adc82fd73de2a9722ac5da747f12383d2bfdb93591ee6c58486e0097890f05f2"
 dependencies = [
 "bitflags 2.9.1",
 "bytes",
@@ -6966,7 +7197,7 @@ dependencies = [

 [[package]]
 name = "xtask"
-version = "1.15.0"
+version = "1.15.2"
 dependencies = [
 "anyhow",
 "build-info",
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ members = [
 ]

 [workspace.package]
-version = "1.15.0"
+version = "1.15.2"
 authors = [
    "Quentin de Quelen <quentin@dequelen.me>",
    "Clément Renault <clement@meilisearch.com>",
--- a/crates/benchmarks/Cargo.toml
+++ b/crates/benchmarks/Cargo.toml
@@ -31,7 +31,7 @@ anyhow = "1.0.95"
 bytes = "1.9.0"
 convert_case = "0.6.0"
 flate2 = "1.0.35"
-reqwest = { version = "0.12.12", features = ["blocking", "rustls-tls"], default-features = false }
+reqwest = { version = "0.12.15", features = ["blocking", "rustls-tls"], default-features = false }

 [features]
 default = ["milli/all-tokenizations"]
--- a/crates/benchmarks/benches/search_geo.rs
+++ b/crates/benchmarks/benches/search_geo.rs
@@ -2,7 +2,8 @@ mod datasets_paths;
 mod utils;

 use criterion::{criterion_group, criterion_main};
-use milli::{update::Settings, FilterableAttributesRule};
+use milli::update::Settings;
+use milli::FilterableAttributesRule;
 use utils::Conf;

 #[cfg(not(windows))]
--- a/crates/benchmarks/benches/search_songs.rs
+++ b/crates/benchmarks/benches/search_songs.rs
@@ -2,7 +2,8 @@ mod datasets_paths;
 mod utils;

 use criterion::{criterion_group, criterion_main};
-use milli::{update::Settings, FilterableAttributesRule};
+use milli::update::Settings;
+use milli::FilterableAttributesRule;
 use utils::Conf;

 #[cfg(not(windows))]
--- a/crates/dump/src/lib.rs
+++ b/crates/dump/src/lib.rs
@@ -305,6 +305,7 @@ pub(crate) mod test {
            localized_attributes: Setting::NotSet,
            facet_search: Setting::NotSet,
            prefix_search: Setting::NotSet,
+            chat: Setting::NotSet,
            _kind: std::marker::PhantomData,
        };
        settings.check()
--- a/crates/dump/src/reader/compat/v5_to_v6.rs
+++ b/crates/dump/src/reader/compat/v5_to_v6.rs
@@ -1,3 +1,4 @@
+use std::num::NonZeroUsize;
 use std::str::FromStr;

 use super::v4_to_v5::{CompatIndexV4ToV5, CompatV4ToV5};
@@ -388,7 +389,13 @@ impl<T> From<v5::Settings<T>> for v6::Settings<v6::Unchecked> {
            },
            pagination: match settings.pagination {
                v5::Setting::Set(pagination) => v6::Setting::Set(v6::PaginationSettings {
-                    max_total_hits: pagination.max_total_hits.into(),
+                    max_total_hits: match pagination.max_total_hits {
+                        v5::Setting::Set(max_total_hits) => v6::Setting::Set(
+                            max_total_hits.try_into().unwrap_or(NonZeroUsize::new(1).unwrap()),
+                        ),
+                        v5::Setting::Reset => v6::Setting::Reset,
+                        v5::Setting::NotSet => v6::Setting::NotSet,
+                    },
                }),
                v5::Setting::Reset => v6::Setting::Reset,
                v5::Setting::NotSet => v6::Setting::NotSet,
@@ -398,6 +405,7 @@ impl<T> From<v5::Settings<T>> for v6::Settings<v6::Unchecked> {
            search_cutoff_ms: v6::Setting::NotSet,
            facet_search: v6::Setting::NotSet,
            prefix_search: v6::Setting::NotSet,
+            chat: v6::Setting::NotSet,
            _kind: std::marker::PhantomData,
        }
    }
--- a/crates/index-scheduler/src/features.rs
+++ b/crates/index-scheduler/src/features.rs
@@ -131,6 +131,19 @@ impl RoFeatures {
            .into())
        }
    }
+
+    pub fn check_chat_completions(&self, disabled_action: &'static str) -> Result<()> {
+        if self.runtime.chat_completions {
+            Ok(())
+        } else {
+            Err(FeatureNotEnabledError {
+                disabled_action,
+                feature: "chat completions",
+                issue_link: "https://github.com/orgs/meilisearch/discussions/835",
+            }
+            .into())
+        }
+    }
 }

 impl FeatureData {
--- a/crates/index-scheduler/src/insta_snapshot.rs
+++ b/crates/index-scheduler/src/insta_snapshot.rs
@@ -34,6 +34,7 @@ pub fn snapshot_index_scheduler(scheduler: &IndexScheduler) -> String {
        planned_failures: _,
        run_loop_iteration: _,
        embedders: _,
+        chat_settings: _,
    } = scheduler;

    let rtxn = env.read_txn().unwrap();
--- a/crates/index-scheduler/src/lib.rs
+++ b/crates/index-scheduler/src/lib.rs
@@ -51,10 +51,12 @@ pub use features::RoFeatures;
 use flate2::bufread::GzEncoder;
 use flate2::Compression;
 use meilisearch_types::batches::Batch;
-use meilisearch_types::features::{InstanceTogglableFeatures, Network, RuntimeTogglableFeatures};
+use meilisearch_types::features::{
+    ChatCompletionSettings, InstanceTogglableFeatures, Network, RuntimeTogglableFeatures,
+};
 use meilisearch_types::heed::byteorder::BE;
-use meilisearch_types::heed::types::I128;
-use meilisearch_types::heed::{self, Env, RoTxn, WithoutTls};
+use meilisearch_types::heed::types::{DecodeIgnore, SerdeJson, Str, I128};
+use meilisearch_types::heed::{self, Database, Env, RoTxn, WithoutTls};
 use meilisearch_types::milli::index::IndexEmbeddingConfig;
 use meilisearch_types::milli::update::IndexerConfig;
 use meilisearch_types::milli::vector::{Embedder, EmbedderOptions, EmbeddingConfigs};
@@ -75,6 +77,7 @@ use crate::utils::clamp_to_page_size;
 pub(crate) type BEI128 = I128<BE>;

 const TASK_SCHEDULER_SIZE_THRESHOLD_PERCENT_INT: u64 = 40;
+const CHAT_SETTINGS_DB_NAME: &str = "chat-settings";

 #[derive(Debug)]
 pub struct IndexSchedulerOptions {
@@ -131,6 +134,8 @@ pub struct IndexSchedulerOptions {
    ///
    /// 0 disables the cache.
    pub embedding_cache_cap: usize,
+    /// Snapshot compaction status.
+    pub experimental_no_snapshot_compaction: bool,
 }

 /// Structure which holds meilisearch's indexes and schedules the tasks
@@ -151,6 +156,9 @@ pub struct IndexScheduler {
    /// In charge of fetching and setting the status of experimental features.
    features: features::FeatureData,

+    /// Stores the custom chat prompts and other settings of the indexes.
+    pub(crate) chat_settings: Database<Str, SerdeJson<ChatCompletionSettings>>,
+
    /// Everything related to the processing of the tasks
    pub scheduler: scheduler::Scheduler,

@@ -209,11 +217,16 @@ impl IndexScheduler {
            #[cfg(test)]
            run_loop_iteration: self.run_loop_iteration.clone(),
            features: self.features.clone(),
+            chat_settings: self.chat_settings,
        }
    }

    pub(crate) const fn nb_db() -> u32 {
-        Versioning::nb_db() + Queue::nb_db() + IndexMapper::nb_db() + features::FeatureData::nb_db()
+        Versioning::nb_db()
+            + Queue::nb_db()
+            + IndexMapper::nb_db()
+            + features::FeatureData::nb_db()
+            + 1 // chat-prompts
    }

    /// Create an index scheduler and start its run loop.
@@ -267,6 +280,7 @@ impl IndexScheduler {
        let features = features::FeatureData::new(&env, &mut wtxn, options.instance_features)?;
        let queue = Queue::new(&env, &mut wtxn, &options)?;
        let index_mapper = IndexMapper::new(&env, &mut wtxn, &options, budget)?;
+        let chat_settings = env.create_database(&mut wtxn, Some(CHAT_SETTINGS_DB_NAME))?;
        wtxn.commit()?;

        // allow unreachable_code to get rids of the warning in the case of a test build.
@@ -290,12 +304,17 @@ impl IndexScheduler {
            #[cfg(test)]
            run_loop_iteration: Arc::new(RwLock::new(0)),
            features,
+            chat_settings,
        };

        this.run();
        Ok(this)
    }

+    fn read_txn(&self) -> Result<RoTxn<WithoutTls>> {
+        self.env.read_txn().map_err(|e| e.into())
+    }
+
    /// Return `Ok(())` if the index scheduler is able to access one of its database.
    pub fn health(&self) -> Result<()> {
        let rtxn = self.env.read_txn()?;
@@ -372,15 +391,16 @@ impl IndexScheduler {
        }
    }

-    pub fn read_txn(&self) -> Result<RoTxn<WithoutTls>> {
-        self.env.read_txn().map_err(|e| e.into())
-    }
-
    /// Start the run loop for the given index scheduler.
    ///
    /// This function will execute in a different thread and must be called
    /// only once per index scheduler.
    fn run(&self) {
+        // If the number of batched tasks is 0, we don't need to run the scheduler at all.
+        // It will never be able to process any tasks.
+        if self.scheduler.max_number_of_batched_tasks == 0 {
+            return;
+        }
        let run = self.private_clone();
        std::thread::Builder::new()
            .name(String::from("scheduler"))
@@ -488,7 +508,7 @@ impl IndexScheduler {

    /// Returns the total number of indexes available for the specified filter.
    /// And a `Vec` of the index_uid + its stats
-    pub fn get_paginated_indexes_stats(
+    pub fn paginated_indexes_stats(
        &self,
        filters: &meilisearch_auth::AuthFilter,
        from: usize,
@@ -529,6 +549,24 @@ impl IndexScheduler {
        ret.map(|ret| (total, ret))
    }

+    /// Returns the total number of chat workspaces available ~~for the specified filter~~.
+    /// And a `Vec` of the workspace_uids
+    pub fn paginated_chat_workspace_uids(
+        &self,
+        from: usize,
+        limit: usize,
+    ) -> Result<(usize, Vec<String>)> {
+        let rtxn = self.read_txn()?;
+        let total = self.chat_settings.len(&rtxn)?;
+        let mut iter = self.chat_settings.iter(&rtxn)?.skip(from);
+        iter.by_ref()
+            .take(limit)
+            .map(|ret| ret.map_err(Error::from))
+            .map(|ret| ret.map(|(uid, _)| uid.to_string()))
+            .collect::<Result<Vec<_>, Error>>()
+            .map(|ret| (total as usize, ret))
+    }
+
    /// The returned structure contains:
    /// 1. The name of the property being observed can be `statuses`, `types`, or `indexes`.
    /// 2. The name of the specific data related to the property can be `enqueued` for the `statuses`, `settingsUpdate` for the `types`, or the name of the index for the `indexes`, for example.
@@ -857,6 +895,31 @@ impl IndexScheduler {
            .collect();
        res.map(EmbeddingConfigs::new)
    }
+
+    pub fn chat_settings(&self, uid: &str) -> Result<Option<ChatCompletionSettings>> {
+        let rtxn = self.env.read_txn()?;
+        self.chat_settings.get(&rtxn, uid).map_err(Into::into)
+    }
+
+    /// Return true if chat workspace exists.
+    pub fn chat_workspace_exists(&self, name: &str) -> Result<bool> {
+        let rtxn = self.env.read_txn()?;
+        Ok(self.chat_settings.remap_data_type::<DecodeIgnore>().get(&rtxn, name)?.is_some())
+    }
+
+    pub fn put_chat_settings(&self, uid: &str, settings: &ChatCompletionSettings) -> Result<()> {
+        let mut wtxn = self.env.write_txn()?;
+        self.chat_settings.put(&mut wtxn, uid, settings)?;
+        wtxn.commit()?;
+        Ok(())
+    }
+
+    pub fn delete_chat_settings(&self, uid: &str) -> Result<bool> {
+        let mut wtxn = self.env.write_txn()?;
+        let deleted = self.chat_settings.delete(&mut wtxn, uid)?;
+        wtxn.commit()?;
+        Ok(deleted)
+    }
 }

 /// The outcome of calling the [`IndexScheduler::tick`] function.
--- a/crates/index-scheduler/src/queue/batches_test.rs
+++ b/crates/index-scheduler/src/queue/batches_test.rs
@@ -127,7 +127,7 @@ fn query_batches_simple() {
      "startedAt": "1970-01-01T00:00:00Z",
      "finishedAt": null,
      "enqueuedAt": null,
-      "stopReason": "task with id 0 of type `indexCreation` cannot be batched"
+      "stopReason": "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task."
    }
    "###);

--- a/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_canceled_by/start.snap
+++ b/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_canceled_by/start.snap
@@ -48,8 +48,8 @@ catto: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,2,3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"sheep","matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query","swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"indexCreation":1,"indexSwap":1,"taskCancelation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 3 of type `taskCancelation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"sheep","matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query","swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"indexCreation":1,"indexSwap":1,"taskCancelation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 3 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_from_and_limit/processed_all_tasks.snap
+++ b/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_from_and_limit/processed_all_tasks.snap
@@ -47,9 +47,9 @@ whalo: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"bone"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"plankton"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"his_own_vomit"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"bone"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"plankton"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"his_own_vomit"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_simple/after-advancing-a-bit.snap
+++ b/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_simple/after-advancing-a-bit.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/queue/batches_test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(1):
 [1,]
-{uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
+{uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, batch_uid: 0, status: succeeded, details: { primary_key: Some("mouse") }, kind: IndexCreation { index_uid: "catto", primary_key: Some("mouse") }}
@@ -42,7 +42,7 @@ catto: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_simple/end.snap
+++ b/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_simple/end.snap
@@ -47,9 +47,9 @@ doggo: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"fish"}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"fish"}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_special_rules/after-processing-everything.snap
+++ b/crates/index-scheduler/src/queue/snapshots/batches_test.rs/query_batches_special_rules/after-processing-everything.snap
@@ -52,10 +52,10 @@ doggo: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 2 of type `indexSwap` cannot be batched", }
-3 {uid: 3, details: {"swaps":[{"indexes":["catto","whalo"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 3 of type `indexSwap` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 2 of type `indexSwap` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"swaps":[{"indexes":["catto","whalo"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 3 of type `indexSwap` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_canceled_by/start.snap
+++ b/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_canceled_by/start.snap
@@ -48,8 +48,8 @@ catto: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,2,3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"sheep","matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query","swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"indexCreation":1,"indexSwap":1,"taskCancelation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 3 of type `taskCancelation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"sheep","matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query","swaps":[{"indexes":["catto","doggo"]}]}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"indexCreation":1,"indexSwap":1,"taskCancelation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 3 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_from_and_limit/processed_all_tasks.snap
+++ b/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_from_and_limit/processed_all_tasks.snap
@@ -47,9 +47,9 @@ whalo: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"bone"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"plankton"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"his_own_vomit"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"bone"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"plankton"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"his_own_vomit"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_simple/end.snap
+++ b/crates/index-scheduler/src/queue/snapshots/tasks_test.rs/query_tasks_simple/end.snap
@@ -47,9 +47,9 @@ doggo: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"fish"}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"mouse"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"sheep"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggo":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"fish"}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexCreation":1},"indexUids":{"whalo":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/mod.rs
+++ b/crates/index-scheduler/src/scheduler/mod.rs
@@ -83,6 +83,9 @@ pub struct Scheduler {
    ///
    /// 0 disables the cache.
    pub(crate) embedding_cache_cap: usize,
+
+    /// Snapshot compaction status.
+    pub(crate) experimental_no_snapshot_compaction: bool,
 }

 impl Scheduler {
@@ -98,6 +101,7 @@ impl Scheduler {
            auth_env: self.auth_env.clone(),
            version_file_path: self.version_file_path.clone(),
            embedding_cache_cap: self.embedding_cache_cap,
+            experimental_no_snapshot_compaction: self.experimental_no_snapshot_compaction,
        }
    }

@@ -114,6 +118,7 @@ impl Scheduler {
            auth_env,
            version_file_path: options.version_file_path.clone(),
            embedding_cache_cap: options.embedding_cache_cap,
+            experimental_no_snapshot_compaction: options.experimental_no_snapshot_compaction,
        }
    }
 }
@@ -370,9 +375,11 @@ impl IndexScheduler {
                post_commit_dabases_sizes
                    .get(dbname)
                    .map(|post_size| {
-                        use byte_unit::{Byte, UnitType::Binary};
                        use std::cmp::Ordering::{Equal, Greater, Less};

+                        use byte_unit::Byte;
+                        use byte_unit::UnitType::Binary;
+
                        let post = Byte::from_u64(*post_size as u64).get_appropriate_unit(Binary);
                        let diff_size = post_size.abs_diff(*pre_size) as u64;
                        let diff = Byte::from_u64(diff_size).get_appropriate_unit(Binary);
--- a/crates/index-scheduler/src/scheduler/process_snapshot_creation.rs
+++ b/crates/index-scheduler/src/scheduler/process_snapshot_creation.rs
@@ -41,7 +41,12 @@ impl IndexScheduler {
        progress.update_progress(SnapshotCreationProgress::SnapshotTheIndexScheduler);
        let dst = temp_snapshot_dir.path().join("tasks");
        fs::create_dir_all(&dst)?;
-        self.env.copy_to_path(dst.join("data.mdb"), CompactionOption::Disabled)?;
+        let compaction_option = if self.scheduler.experimental_no_snapshot_compaction {
+            CompactionOption::Disabled
+        } else {
+            CompactionOption::Enabled
+        };
+        self.env.copy_to_path(dst.join("data.mdb"), compaction_option)?;

        // 2.2 Create a read transaction on the index-scheduler
        let rtxn = self.env.read_txn()?;
@@ -80,7 +85,7 @@ impl IndexScheduler {
            let dst = temp_snapshot_dir.path().join("indexes").join(uuid.to_string());
            fs::create_dir_all(&dst)?;
            index
-                .copy_to_path(dst.join("data.mdb"), CompactionOption::Disabled)
+                .copy_to_path(dst.join("data.mdb"), compaction_option)
                .map_err(|e| Error::from_milli(e, Some(name.to_string())))?;
        }

@@ -90,7 +95,7 @@ impl IndexScheduler {
        progress.update_progress(SnapshotCreationProgress::SnapshotTheApiKeys);
        let dst = temp_snapshot_dir.path().join("auth");
        fs::create_dir_all(&dst)?;
-        self.scheduler.auth_env.copy_to_path(dst.join("data.mdb"), CompactionOption::Disabled)?;
+        self.scheduler.auth_env.copy_to_path(dst.join("data.mdb"), compaction_option)?;

        // 5. Copy and tarball the flat snapshot
        progress.update_progress(SnapshotCreationProgress::CreateTheTarball);
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_enqueued_task/cancel_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_enqueued_task/cancel_processed.snap
@@ -39,7 +39,7 @@ catto [0,]
 [timestamp] [0,1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"matchedTasks":1,"canceledTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"documentAdditionOrUpdate":1,"taskCancelation":1},"indexUids":{"catto":1}}, stop reason: "task with id 1 of type `taskCancelation` cannot be batched", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"matchedTasks":1,"canceledTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"documentAdditionOrUpdate":1,"taskCancelation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 1 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_mix_of_tasks/cancel_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_mix_of_tasks/cancel_processed.snap
@@ -50,7 +50,7 @@ catto: { number_of_documents: 1, field_distribution: {"id": 1} }
 ----------------------------------------------------------------------
 ### All Batches:
 0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"catto":1}}, stop reason: "batched all enqueued tasks for index `catto`", }
-1 {uid: 1, details: {"receivedDocuments":2,"indexedDocuments":0,"matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query"}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"documentAdditionOrUpdate":2,"taskCancelation":1},"indexUids":{"beavero":1,"wolfo":1}}, stop reason: "task with id 3 of type `taskCancelation` cannot be batched", }
+1 {uid: 1, details: {"receivedDocuments":2,"indexedDocuments":0,"matchedTasks":3,"canceledTasks":2,"originalFilter":"test_query"}, stats: {"totalNbTasks":3,"status":{"succeeded":1,"canceled":2},"types":{"documentAdditionOrUpdate":2,"taskCancelation":1},"indexUids":{"beavero":1,"wolfo":1}}, stop reason: "created batch containing only task with id 3 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_dump/cancel_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_dump/cancel_processed.snap
@@ -38,7 +38,7 @@ canceled [0,]
 [timestamp] [0,1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"matchedTasks":1,"canceledTasks":1,"originalFilter":"cancel dump"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"taskCancelation":1,"dumpCreation":1},"indexUids":{}}, stop reason: "task with id 1 of type `taskCancelation` cannot be batched", }
+0 {uid: 0, details: {"matchedTasks":1,"canceledTasks":1,"originalFilter":"cancel dump"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"taskCancelation":1,"dumpCreation":1},"indexUids":{}}, stop reason: "created batch containing only task with id 1 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_dump/cancel_registered.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_dump/cancel_registered.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(0):
 [0,]
-{uid: 0, details: {"dumpUid":null}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"dumpCreation":1},"indexUids":{}}, stop reason: "task with id 0 of type `dumpCreation` cannot be batched", }
+{uid: 0, details: {"dumpUid":null}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"dumpCreation":1},"indexUids":{}}, stop reason: "created batch containing only task with id 0 of type `dumpCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, status: enqueued, details: { dump_uid: None }, kind: DumpCreation { keys: [], instance_uid: None }}
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_task/cancel_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_processing_task/cancel_processed.snap
@@ -40,7 +40,7 @@ catto: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"matchedTasks":1,"canceledTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"documentAdditionOrUpdate":1,"taskCancelation":1},"indexUids":{"catto":1}}, stop reason: "task with id 1 of type `taskCancelation` cannot be batched", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"matchedTasks":1,"canceledTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":1,"canceled":1},"types":{"documentAdditionOrUpdate":1,"taskCancelation":1},"indexUids":{"catto":1}}, stop reason: "created batch containing only task with id 1 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_succeeded_task/cancel_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/cancel_succeeded_task/cancel_processed.snap
@@ -41,7 +41,7 @@ catto: { number_of_documents: 1, field_distribution: {"id": 1} }
 ----------------------------------------------------------------------
 ### All Batches:
 0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"catto":1}}, stop reason: "batched all enqueued tasks", }
-1 {uid: 1, details: {"matchedTasks":1,"canceledTasks":0,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskCancelation":1},"indexUids":{}}, stop reason: "task with id 1 of type `taskCancelation` cannot be batched", }
+1 {uid: 1, details: {"matchedTasks":1,"canceledTasks":0,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskCancelation":1},"indexUids":{}}, stop reason: "created batch containing only task with id 1 of type `taskCancelation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/do_not_batch_task_of_different_indexes/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/do_not_batch_task_of_different_indexes/all_tasks_processed.snap
@@ -60,9 +60,9 @@ girafos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [5,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"girafos":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"girafos":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 3 {uid: 3, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks for index `doggos`", }
 4 {uid: 4, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"cattos":1}}, stop reason: "batched all enqueued tasks for index `cattos`", }
 5 {uid: 5, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"girafos":1}}, stop reason: "batched all enqueued tasks", }
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion/before_index_creation.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion/before_index_creation.snap
@@ -41,7 +41,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion/both_task_succeeded.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion/both_task_succeeded.snap
@@ -42,8 +42,8 @@ doggos [0,1,2,]
 [timestamp] [1,2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0,"deletedDocuments":0}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"documentAdditionOrUpdate":1,"indexDeletion":1},"indexUids":{"doggos":2}}, stop reason: "task with id 2 deletes the index", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0,"deletedDocuments":0}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"documentAdditionOrUpdate":1,"indexDeletion":1},"indexUids":{"doggos":2}}, stop reason: "stopped after task with id 2 because it deletes the index", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion_on_unexisting_index/2.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/document_addition_and_index_deletion_on_unexisting_index/2.snap
@@ -37,7 +37,7 @@ doggos [0,1,]
 [timestamp] [0,1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"deletedDocuments":0}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"documentAdditionOrUpdate":1,"indexDeletion":1},"indexUids":{"doggos":2}}, stop reason: "task with id 1 deletes the index", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0,"deletedDocuments":0}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"documentAdditionOrUpdate":1,"indexDeletion":1},"indexUids":{"doggos":2}}, stop reason: "stopped after task with id 1 because it deletes the index", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/after_batch_creation.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/after_batch_creation.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(0):
 [0,]
-{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, status: enqueued, details: { primary_key: Some("id") }, kind: IndexCreation { index_uid: "index_a", primary_key: Some("id") }}
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/registered_the_second_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/registered_the_second_task.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(0):
 [0,]
-{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, status: enqueued, details: { primary_key: Some("id") }, kind: IndexCreation { index_uid: "index_a", primary_key: Some("id") }}
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/registered_the_third_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/insert_task_while_another_task_is_processing/registered_the_third_task.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(0):
 [0,]
-{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+{uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"indexCreation":1},"indexUids":{"index_a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, status: enqueued, details: { primary_key: Some("id") }, kind: IndexCreation { index_uid: "index_a", primary_key: Some("id") }}
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_first_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_first_task.snap
@@ -41,7 +41,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_second_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_second_task.snap
@@ -44,8 +44,8 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_third_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_inserted_without_new_signal/processed_the_third_task.snap
@@ -45,9 +45,9 @@ cattos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexDeletion":1},"indexUids":{"doggos":1}}, stop reason: "task with id 2 deletes the index", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"cattos":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexDeletion":1},"indexUids":{"doggos":1}}, stop reason: "stopped after task with id 2 because it deletes the index", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/first.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/first.snap
@@ -42,7 +42,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/fourth.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/fourth.snap
@@ -48,9 +48,9 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 3 {uid: 3, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/second.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/second.snap
@@ -44,8 +44,8 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/third.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/process_tasks_without_autobatching/third.snap
@@ -46,9 +46,9 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_a.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_a.snap
@@ -44,7 +44,7 @@ a: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_b.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_b.snap
@@ -47,8 +47,8 @@ b: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_c.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_c.snap
@@ -50,9 +50,9 @@ c: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_d.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/create_d.snap
@@ -53,10 +53,10 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/first_swap_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/first_swap_processed.snap
@@ -60,11 +60,11 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
-4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 4 of type `indexSwap` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
+4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 4 of type `indexSwap` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/first_swap_registered.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/first_swap_registered.snap
@@ -56,10 +56,10 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/second_swap_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/second_swap_processed.snap
@@ -62,12 +62,12 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [5,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
-4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 4 of type `indexSwap` cannot be batched", }
-5 {uid: 5, details: {"swaps":[{"indexes":["a","c"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 5 of type `indexSwap` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
+4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 4 of type `indexSwap` that cannot be batched with any other task.", }
+5 {uid: 5, details: {"swaps":[{"indexes":["a","c"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 5 of type `indexSwap` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/third_empty_swap_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/third_empty_swap_processed.snap
@@ -66,13 +66,13 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [6,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
-4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 4 of type `indexSwap` cannot be batched", }
-5 {uid: 5, details: {"swaps":[{"indexes":["a","c"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 5 of type `indexSwap` cannot be batched", }
-6 {uid: 6, details: {"swaps":[]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 6 of type `indexSwap` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
+4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","d"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 4 of type `indexSwap` that cannot be batched with any other task.", }
+5 {uid: 5, details: {"swaps":[{"indexes":["a","c"]}]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 5 of type `indexSwap` that cannot be batched with any other task.", }
+6 {uid: 6, details: {"swaps":[]}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 6 of type `indexSwap` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/two_swaps_registered.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes/two_swaps_registered.snap
@@ -58,10 +58,10 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/after_the_index_creation.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/after_the_index_creation.snap
@@ -53,10 +53,10 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/first_swap_failed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/first_swap_failed.snap
@@ -61,11 +61,11 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
-4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","e"]},{"indexes":["d","f"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "task with id 4 of type `indexSwap` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
+4 {uid: 4, details: {"swaps":[{"indexes":["a","b"]},{"indexes":["c","e"]},{"indexes":["d","f"]}]}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"indexSwap":1},"indexUids":{}}, stop reason: "created batch containing only task with id 4 of type `indexSwap` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/initial_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/swap_indexes_errors/initial_tasks_processed.snap
@@ -53,10 +53,10 @@ d: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "task with id 1 of type `indexCreation` cannot be batched", }
-2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "task with id 2 of type `indexCreation` cannot be batched", }
-3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "task with id 3 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"a":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"b":1}}, stop reason: "created batch containing only task with id 1 of type `indexCreation` that cannot be batched with any other task.", }
+2 {uid: 2, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"c":1}}, stop reason: "created batch containing only task with id 2 of type `indexCreation` that cannot be batched with any other task.", }
+3 {uid: 3, details: {"primaryKey":"id"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"d":1}}, stop reason: "created batch containing only task with id 3 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_delete_same_task_twice/task_deletion_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_delete_same_task_twice/task_deletion_processed.snap
@@ -40,7 +40,7 @@ catto: { number_of_documents: 1, field_distribution: {"id": 1} }
 [timestamp] [2,3,]
 ----------------------------------------------------------------------
 ### All Batches:
-1 {uid: 1, details: {"matchedTasks":2,"deletedTasks":1,"originalFilter":"test_query&test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"taskDeletion":2},"indexUids":{}}, stop reason: "a batch of tasks of type `taskDeletion` cannot be batched with any other type of task", }
+1 {uid: 1, details: {"matchedTasks":2,"deletedTasks":1,"originalFilter":"test_query&test_query"}, stats: {"totalNbTasks":2,"status":{"succeeded":2},"types":{"taskDeletion":2},"indexUids":{}}, stop reason: "stopped after the last task of type `taskDeletion` because they cannot be batched with tasks of any other type.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 1 [2,3,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_deleteable/task_deletion_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_deleteable/task_deletion_processed.snap
@@ -38,7 +38,7 @@ catto: { number_of_documents: 1, field_distribution: {"id": 1} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-1 {uid: 1, details: {"matchedTasks":1,"deletedTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "a batch of tasks of type `taskDeletion` cannot be batched with any other type of task", }
+1 {uid: 1, details: {"matchedTasks":1,"deletedTasks":1,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "stopped after the last task of type `taskDeletion` because they cannot be batched with tasks of any other type.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 1 [2,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_undeleteable/task_deletion_done.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_undeleteable/task_deletion_done.snap
@@ -43,7 +43,7 @@ doggo [2,]
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"matchedTasks":2,"deletedTasks":0,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "a batch of tasks of type `taskDeletion` cannot be batched with any other type of task", }
+0 {uid: 0, details: {"matchedTasks":2,"deletedTasks":0,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "stopped after the last task of type `taskDeletion` because they cannot be batched with tasks of any other type.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [3,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_undeleteable/task_deletion_processing.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/task_deletion_undeleteable/task_deletion_processing.snap
@@ -4,7 +4,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 ### Autobatching Enabled = true
 ### Processing batch Some(0):
 [3,]
-{uid: 0, details: {"matchedTasks":2,"deletedTasks":null,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "a batch of tasks of type `taskDeletion` cannot be batched with any other type of task", }
+{uid: 0, details: {"matchedTasks":2,"deletedTasks":null,"originalFilter":"test_query"}, stats: {"totalNbTasks":1,"status":{"processing":1},"types":{"taskDeletion":1},"indexUids":{}}, stop reason: "stopped after the last task of type `taskDeletion` because they cannot be batched with tasks of any other type.", }
 ----------------------------------------------------------------------
 ### All Tasks:
 0 {uid: 0, status: enqueued, details: { primary_key: Some("mouse") }, kind: IndexCreation { index_uid: "catto", primary_key: Some("mouse") }}
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_scheduler_doesnt_run_with_zero_batched_tasks/after_restart.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_scheduler_doesnt_run_with_zero_batched_tasks/after_restart.snap
@@ -0,0 +1,63 @@
+---
+source: crates/index-scheduler/src/scheduler/test.rs
+---
+### Autobatching Enabled = true
+### Processing batch None:
+[]
+----------------------------------------------------------------------
+### All Tasks:
+0 {uid: 0, batch_uid: 0, status: succeeded, details: { primary_key: None }, kind: IndexCreation { index_uid: "doggos", primary_key: None }}
+----------------------------------------------------------------------
+### Status:
+enqueued []
+succeeded [0,]
+----------------------------------------------------------------------
+### Kind:
+"indexCreation" [0,]
+----------------------------------------------------------------------
+### Index Tasks:
+doggos [0,]
+----------------------------------------------------------------------
+### Index Mapper:
+doggos: { number_of_documents: 0, field_distribution: {} }
+
+----------------------------------------------------------------------
+### Canceled By:
+
+----------------------------------------------------------------------
+### Enqueued At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### Started At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### Finished At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### All Batches:
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+----------------------------------------------------------------------
+### Batch to tasks mapping:
+0 [0,]
+----------------------------------------------------------------------
+### Batches Status:
+succeeded [0,]
+----------------------------------------------------------------------
+### Batches Kind:
+"indexCreation" [0,]
+----------------------------------------------------------------------
+### Batches Index Tasks:
+doggos [0,]
+----------------------------------------------------------------------
+### Batches Enqueued At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### Batches Started At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### Batches Finished At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### File Store:
+
+----------------------------------------------------------------------
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_scheduler_doesnt_run_with_zero_batched_tasks/registered_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_scheduler_doesnt_run_with_zero_batched_tasks/registered_task.snap
@@ -0,0 +1,51 @@
+---
+source: crates/index-scheduler/src/scheduler/test.rs
+---
+### Autobatching Enabled = true
+### Processing batch None:
+[]
+----------------------------------------------------------------------
+### All Tasks:
+0 {uid: 0, status: enqueued, details: { primary_key: None }, kind: IndexCreation { index_uid: "doggos", primary_key: None }}
+----------------------------------------------------------------------
+### Status:
+enqueued [0,]
+----------------------------------------------------------------------
+### Kind:
+"indexCreation" [0,]
+----------------------------------------------------------------------
+### Index Tasks:
+doggos [0,]
+----------------------------------------------------------------------
+### Index Mapper:
+
+----------------------------------------------------------------------
+### Canceled By:
+
+----------------------------------------------------------------------
+### Enqueued At:
+[timestamp] [0,]
+----------------------------------------------------------------------
+### Started At:
+----------------------------------------------------------------------
+### Finished At:
+----------------------------------------------------------------------
+### All Batches:
+----------------------------------------------------------------------
+### Batch to tasks mapping:
+----------------------------------------------------------------------
+### Batches Status:
+----------------------------------------------------------------------
+### Batches Kind:
+----------------------------------------------------------------------
+### Batches Index Tasks:
+----------------------------------------------------------------------
+### Batches Enqueued At:
+----------------------------------------------------------------------
+### Batches Started At:
+----------------------------------------------------------------------
+### Batches Finished At:
+----------------------------------------------------------------------
+### File Store:
+
+----------------------------------------------------------------------
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_settings_update/after_registering_settings_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_settings_update/after_registering_settings_task.snap
@@ -6,7 +6,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 []
 ----------------------------------------------------------------------
 ### All Tasks:
-0 {uid: 0, status: enqueued, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
+0 {uid: 0, status: enqueued, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
 ----------------------------------------------------------------------
 ### Status:
 enqueued [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_settings_update/settings_update_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test.rs/test_settings_update/settings_update_processed.snap
@@ -6,7 +6,7 @@ source: crates/index-scheduler/src/scheduler/test.rs
 []
 ----------------------------------------------------------------------
 ### All Tasks:
-0 {uid: 0, batch_uid: 0, status: succeeded, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
+0 {uid: 0, batch_uid: 0, status: succeeded, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"default": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(4), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
 ----------------------------------------------------------------------
 ### Status:
 enqueued []
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/document_deletion_and_document_addition/after_failing_the_deletion.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/document_deletion_and_document_addition/after_failing_the_deletion.snap
@@ -37,7 +37,7 @@ doggos [0,1,]
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"providedIds":2,"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 has different index creation rules as in the batch", }
+0 {uid: 0, details: {"providedIds":2,"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its index creation rules differ from the ones from the batch", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/document_deletion_and_document_addition/after_last_successful_addition.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/document_deletion_and_document_addition/after_last_successful_addition.snap
@@ -41,7 +41,7 @@ doggos: { number_of_documents: 3, field_distribution: {"catto": 1, "doggo": 2, "
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"providedIds":2,"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 has different index creation rules as in the batch", }
+0 {uid: 0, details: {"providedIds":2,"deletedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentDeletion":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its index creation rules differ from the ones from the batch", }
 1 {uid: 1, details: {"receivedDocuments":3,"indexedDocuments":3}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/after_processing_the_10_tasks.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/after_processing_the_10_tasks.snap
@@ -58,7 +58,7 @@ doggos: { number_of_documents: 10, field_distribution: {"doggo": 10, "id": 10} }
 [timestamp] [1,2,3,4,5,6,7,8,9,10,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 1 {uid: 1, details: {"receivedDocuments":10,"indexedDocuments":10}, stats: {"totalNbTasks":10,"status":{"succeeded":10},"types":{"documentAdditionOrUpdate":10},"indexUids":{"doggos":10}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/after_registering_the_10_tasks.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/after_registering_the_10_tasks.snap
@@ -56,7 +56,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/processed_the_first_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index/processed_the_first_task.snap
@@ -35,7 +35,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/after_registering_the_10_tasks.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/after_registering_the_10_tasks.snap
@@ -56,7 +56,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/all_tasks_processed.snap
@@ -76,16 +76,16 @@ doggos: { number_of_documents: 10, field_distribution: {"doggo": 10, "id": 10} }
 [timestamp] [10,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-9 {uid: 9, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+9 {uid: 9, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 10 {uid: 10, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/five_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/five_tasks_processed.snap
@@ -66,12 +66,12 @@ doggos: { number_of_documents: 5, field_distribution: {"doggo": 5, "id": 5} }
 [timestamp] [5,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/processed_the_first_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_with_index_without_autobatching/processed_the_first_task.snap
@@ -35,7 +35,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_without_index_without_autobatching/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_without_index_without_autobatching/all_tasks_processed.snap
@@ -70,15 +70,15 @@ doggos [0,1,2,3,4,5,6,7,8,9,]
 [timestamp] [9,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 9 {uid: 9, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_without_index_without_autobatching/five_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_cant_create_index_without_index_without_autobatching/five_tasks_processed.snap
@@ -60,11 +60,11 @@ doggos [0,1,2,3,4,5,6,7,8,9,]
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_right_without_index_starts_with_cant_create/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_right_without_index_starts_with_cant_create/all_tasks_processed.snap
@@ -56,7 +56,7 @@ doggos: { number_of_documents: 9, field_distribution: {"doggo": 9, "id": 9} }
 [timestamp] [1,2,3,4,5,6,7,8,9,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 has different index creation rules as in the batch", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its index creation rules differ from the ones from the batch", }
 1 {uid: 1, details: {"receivedDocuments":9,"indexedDocuments":9}, stats: {"totalNbTasks":9,"status":{"succeeded":9},"types":{"documentAdditionOrUpdate":9},"indexUids":{"doggos":9}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_right_without_index_starts_with_cant_create/only_first_task_failed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_right_without_index_starts_with_cant_create/only_first_task_failed.snap
@@ -52,7 +52,7 @@ doggos [0,1,2,3,4,5,6,7,8,9,]
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 has different index creation rules as in the batch", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its index creation rules differ from the ones from the batch", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/after_registering_the_10_tasks.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/after_registering_the_10_tasks.snap
@@ -56,7 +56,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/all_tasks_processed.snap
@@ -58,7 +58,7 @@ doggos: { number_of_documents: 10, field_distribution: {"doggo": 10, "id": 10} }
 [timestamp] [1,2,3,4,5,6,7,8,9,10,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 1 {uid: 1, details: {"receivedDocuments":10,"indexedDocuments":10}, stats: {"totalNbTasks":10,"status":{"succeeded":10},"types":{"documentAdditionOrUpdate":10},"indexUids":{"doggos":10}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/processed_the_first_task.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_mixed_rights_with_index/processed_the_first_task.snap
@@ -35,7 +35,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "task with id 0 of type `indexCreation` cannot be batched", }
+0 {uid: 0, details: {}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"indexCreation":1},"indexUids":{"doggos":1}}, stop reason: "created batch containing only task with id 0 of type `indexCreation` that cannot be batched with any other task.", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/fifth_task_succeeds.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/fifth_task_succeeds.snap
@@ -50,9 +50,9 @@ doggos: { number_of_documents: 2, field_distribution: {"doggo": 2, "id": 2} }
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "primary key `id` in task with id 2 is different from the primary key of the batch `bork`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 3 is different from the primary key of the batch `id`", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 3 is different from the primary key of the index `id`", }
+0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "stopped batching before task with id 2 because its primary key `id` is different from the primary key of the batch `bork`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 3 because its primary key `bork` is different from the primary key of the batch `id`", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 3 because its primary key `bork` is different from the primary key of the index `id`", }
 3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/first_and_second_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/first_and_second_task_fails.snap
@@ -43,7 +43,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "primary key `id` in task with id 2 is different from the primary key of the batch `bork`", }
+0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "stopped batching before task with id 2 because its primary key `id` is different from the primary key of the batch `bork`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/fourth_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/fourth_task_fails.snap
@@ -48,9 +48,9 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [3,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "primary key `id` in task with id 2 is different from the primary key of the batch `bork`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 3 is different from the primary key of the batch `id`", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 3 is different from the primary key of the index `id`", }
+0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "stopped batching before task with id 2 because its primary key `id` is different from the primary key of the batch `bork`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 3 because its primary key `bork` is different from the primary key of the batch `id`", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 3 because its primary key `bork` is different from the primary key of the index `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/third_task_succeeds.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_bad_primary_key/third_task_succeeds.snap
@@ -46,8 +46,8 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "primary key `id` in task with id 2 is different from the primary key of the batch `bork`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 3 is different from the primary key of the batch `id`", }
+0 {uid: 0, details: {"receivedDocuments":2,"indexedDocuments":0}, stats: {"totalNbTasks":2,"status":{"failed":2},"types":{"documentAdditionOrUpdate":2},"indexUids":{"doggos":2}}, stop reason: "stopped batching before task with id 2 because its primary key `id` is different from the primary key of the batch `bork`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 3 because its primary key `bork` is different from the primary key of the batch `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,1,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/only_first_task_succeed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/only_first_task_succeed.snap
@@ -39,7 +39,7 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the batch `id`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the batch `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/second_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/second_task_fails.snap
@@ -42,8 +42,8 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the batch `id`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the index `id`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the batch `id`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the index `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/third_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key/third_task_fails.snap
@@ -44,9 +44,9 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [2,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the batch `id`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the index `id`", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bloup` in task with id 2 is different from the primary key of the index `id`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the batch `id`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the index `id`", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 2 because its primary key `bloup` is different from the primary key of the index `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key_batch_wrong_key/only_first_task_succeed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key_batch_wrong_key/only_first_task_succeed.snap
@@ -39,7 +39,7 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the batch `id`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the batch `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key_batch_wrong_key/second_and_third_tasks_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_multiple_primary_key_batch_wrong_key/second_and_third_tasks_fails.snap
@@ -42,8 +42,8 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "id": 1} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the batch `id`", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the index `id`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the batch `id`", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the index `id`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/all_other_tasks_succeeds.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/all_other_tasks_succeeds.snap
@@ -50,8 +50,8 @@ doggos: { number_of_documents: 4, field_distribution: {"doggo": 4, "paw": 4} }
 [timestamp] [2,3,4,5,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `paw` in task with id 2 is different from the primary key of the batch `bork`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 2 because its primary key `paw` is different from the primary key of the batch `bork`", }
 2 {uid: 2, details: {"receivedDocuments":4,"indexedDocuments":4}, stats: {"totalNbTasks":4,"status":{"succeeded":4},"types":{"documentAdditionOrUpdate":4},"indexUids":{"doggos":4}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/first_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/first_task_fails.snap
@@ -45,7 +45,7 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/second_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key/second_task_fails.snap
@@ -47,8 +47,8 @@ doggos: { number_of_documents: 0, field_distribution: {} }
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `paw` in task with id 2 is different from the primary key of the batch `bork`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 2 because its primary key `paw` is different from the primary key of the batch `bork`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/all_other_tasks_succeeds.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/all_other_tasks_succeeds.snap
@@ -50,8 +50,8 @@ doggos: { number_of_documents: 5, field_distribution: {"doggo": 5, "doggoid": 5}
 [timestamp] [2,3,4,5,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the index `doggoid`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the index `doggoid`", }
 2 {uid: 2, details: {"receivedDocuments":4,"indexedDocuments":4}, stats: {"totalNbTasks":4,"status":{"succeeded":4},"types":{"documentAdditionOrUpdate":4},"indexUids":{"doggos":4}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/first_task_succeed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/first_task_succeed.snap
@@ -45,7 +45,7 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "doggoid": 1}
 [timestamp] [0,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/second_task_fails.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_addition_with_set_and_null_primary_key_inference_works/second_task_fails.snap
@@ -48,8 +48,8 @@ doggos: { number_of_documents: 1, field_distribution: {"doggo": 1, "doggoid": 1}
 [timestamp] [1,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "task with id 1 is setting the `bork` primary key but cannot interfere with primary key guessing of the batch", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "primary key `bork` in task with id 1 is different from the primary key of the index `doggoid`", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because it is setting the `bork` primary key and it would interfere with primary key guessing of the batch", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":0}, stats: {"totalNbTasks":1,"status":{"failed":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "stopped batching before task with id 1 because its primary key `bork` is different from the primary key of the index `doggoid`", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_replace_without_autobatching/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_replace_without_autobatching/all_tasks_processed.snap
@@ -71,15 +71,15 @@ doggos: { number_of_documents: 10, field_distribution: {"doggo": 10, "id": 10} }
 [timestamp] [9,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 9 {uid: 9, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_replace_without_autobatching/five_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_replace_without_autobatching/five_tasks_processed.snap
@@ -61,11 +61,11 @@ doggos: { number_of_documents: 5, field_distribution: {"doggo": 5, "id": 5} }
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_update_without_autobatching/all_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_update_without_autobatching/all_tasks_processed.snap
@@ -71,15 +71,15 @@ doggos: { number_of_documents: 10, field_distribution: {"doggo": 10, "id": 10} }
 [timestamp] [9,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+5 {uid: 5, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+6 {uid: 6, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+7 {uid: 7, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+8 {uid: 8, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 9 {uid: 9, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched all enqueued tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
--- a/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_update_without_autobatching/five_tasks_processed.snap
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_document_addition.rs/test_document_update_without_autobatching/five_tasks_processed.snap
@@ -61,11 +61,11 @@ doggos: { number_of_documents: 5, field_distribution: {"doggo": 5, "id": 5} }
 [timestamp] [4,]
 ----------------------------------------------------------------------
 ### All Batches:
-0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
-4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "reached configured batch limit of 1 tasks", }
+0 {uid: 0, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+1 {uid: 1, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+2 {uid: 2, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+3 {uid: 3, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
+4 {uid: 4, details: {"receivedDocuments":1,"indexedDocuments":1}, stats: {"totalNbTasks":1,"status":{"succeeded":1},"types":{"documentAdditionOrUpdate":1},"indexUids":{"doggos":1}}, stop reason: "batched up to configured batch limit of 1 tasks", }
 ----------------------------------------------------------------------
 ### Batch to tasks mapping:
 0 [0,]
--- a/crates/index-scheduler/src/scheduler/snapshots/test_embedders.rs/import_vectors/Intel
+++ b/crates/index-scheduler/src/scheduler/snapshots/test_embedders.rs/import_vectors/Intel
@@ -6,7 +6,7 @@ source: crates/index-scheduler/src/scheduler/test_embedders.rs
 []
 ----------------------------------------------------------------------
 ### All Tasks:
-0 {uid: 0, batch_uid: 0, status: succeeded, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"A_fakerest": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(384), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet }), "B_small_hf": Set(EmbeddingSettings { source: Set(HuggingFace), model: Set("sentence-transformers/all-MiniLM-L6-v2"), revision: Set("e4ce9877abf3edfe10b0d82785e83bdcb973e22e"), pooling: NotSet, api_key: NotSet, dimensions: NotSet, binary_quantized: NotSet, document_template: Set("{{doc.doggo}} the {{doc.breed}} best doggo"), document_template_max_bytes: NotSet, url: NotSet, request: NotSet, response: NotSet, headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"A_fakerest": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(384), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet }), "B_small_hf": Set(EmbeddingSettings { source: Set(HuggingFace), model: Set("sentence-transformers/all-MiniLM-L6-v2"), revision: Set("e4ce9877abf3edfe10b0d82785e83bdcb973e22e"), pooling: NotSet, api_key: NotSet, dimensions: NotSet, binary_quantized: NotSet, document_template: Set("{{doc.doggo}} the {{doc.breed}} best doggo"), document_template_max_bytes: NotSet, url: NotSet, request: NotSet, response: NotSet, headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
+0 {uid: 0, batch_uid: 0, status: succeeded, details: { settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"A_fakerest": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(384), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet }), "B_small_hf": Set(EmbeddingSettings { source: Set(HuggingFace), model: Set("sentence-transformers/all-MiniLM-L6-v2"), revision: Set("e4ce9877abf3edfe10b0d82785e83bdcb973e22e"), pooling: NotSet, api_key: NotSet, dimensions: NotSet, binary_quantized: NotSet, document_template: Set("{{doc.doggo}} the {{doc.breed}} best doggo"), document_template_max_bytes: NotSet, url: NotSet, request: NotSet, response: NotSet, headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> } }, kind: SettingsUpdate { index_uid: "doggos", new_settings: Settings { displayed_attributes: WildcardSetting(NotSet), searchable_attributes: WildcardSetting(NotSet), filterable_attributes: NotSet, sortable_attributes: NotSet, ranking_rules: NotSet, stop_words: NotSet, non_separator_tokens: NotSet, separator_tokens: NotSet, dictionary: NotSet, synonyms: NotSet, distinct_attribute: NotSet, proximity_precision: NotSet, typo_tolerance: NotSet, faceting: NotSet, pagination: NotSet, embedders: Set({"A_fakerest": Set(EmbeddingSettings { source: Set(Rest), model: NotSet, revision: NotSet, pooling: NotSet, api_key: Set("My super secret"), dimensions: Set(384), binary_quantized: NotSet, document_template: NotSet, document_template_max_bytes: NotSet, url: Set("http://localhost:7777"), request: Set(String("{{text}}")), response: Set(String("{{embedding}}")), headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet }), "B_small_hf": Set(EmbeddingSettings { source: Set(HuggingFace), model: Set("sentence-transformers/all-MiniLM-L6-v2"), revision: Set("e4ce9877abf3edfe10b0d82785e83bdcb973e22e"), pooling: NotSet, api_key: NotSet, dimensions: NotSet, binary_quantized: NotSet, document_template: Set("{{doc.doggo}} the {{doc.breed}} best doggo"), document_template_max_bytes: NotSet, url: NotSet, request: NotSet, response: NotSet, headers: NotSet, search_embedder: NotSet, indexing_embedder: NotSet, distribution: NotSet })}), search_cutoff_ms: NotSet, localized_attributes: NotSet, facet_search: NotSet, prefix_search: NotSet, chat: NotSet, _kind: PhantomData<meilisearch_types::settings::Unchecked> }, is_deletion: false, allow_index_creation: true }}
 1 {uid: 1, batch_uid: 1, status: succeeded, details: { received_documents: 1, indexed_documents: Some(1) }, kind: DocumentAdditionOrUpdate { index_uid: "doggos", primary_key: Some("id"), method: UpdateDocuments, content_file: 00000000-0000-0000-0000-000000000000, documents_count: 1, allow_index_creation: true }}
 2 {uid: 2, batch_uid: 2, status: succeeded, details: { received_documents: 1, indexed_documents: Some(1) }, kind: DocumentAdditionOrUpdate { index_uid: "doggos", primary_key: None, method: UpdateDocuments, content_file: 00000000-0000-0000-0000-000000000001, documents_count: 1, allow_index_creation: true }}
 ----------------------------------------------------------------------
--- a/Show More
+++ b/Show More