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Remove unnecessary double loop of centroids in hkmeans

:Search Relevance/VectorsVector searchVector search

>non-issue

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

v9.2.0

Status: Open (in progress).

elastic/elasticsearchnumber 130579

#130579 In elastic/elasticsearch;

· benwtrent opened on Jul 3, 2025

[9.1] Fix default index options when dimensions are unset for legacy indices

:Search Relevance/VectorsVector searchVector search

>testIssues or PRs that are addressing/adding testsIssues or PRs that are addressing/adding tests

auto-merge-without-approvalAutomatically merge pull request when CI checks pass (NB doesn't wait for reviews!)Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!)

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

v9.1.1

Status: Open (in progress).

elastic/elasticsearchnumber 130575

#130575 In elastic/elasticsearch;

· jimczi opened on Jul 3, 2025

Enable early termination for HNSW by default

:Search Relevance/VectorsVector searchVector search

>enhancement

v9.2.0

Status: Draft (not ready).

elastic/elasticsearchnumber 130564

#130564 In elastic/elasticsearch;

· tteofili opened on Jul 3, 2025

IVFVectorsFormat doesn't report off-heap stats at the moment

:Search Relevance/VectorsVector searchVector search

>testIssues or PRs that are addressing/adding testsIssues or PRs that are addressing/adding tests

v9.2.0

Status: Draft (not ready).

elastic/elasticsearchnumber 130553

#130553 In elastic/elasticsearch;

· thecoop opened on Jul 3, 2025

Add optimized Neon, AVX2, and AVX 512 float32 vector operations.

:Search Relevance/VectorsVector searchVector search

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

test-armPull Requests that should be tested against arm agentsPull Requests that should be tested against arm agents

test-windowsTrigger CI checks on WindowsTrigger CI checks on Windows

v9.2.0

Status: Draft (not ready).

elastic/elasticsearchnumber 130541

#130541 In elastic/elasticsearch;

· ChrisHegarty opened on Jul 3, 2025

[CI] HierarchicalKMeansTests testHKmeans failing

:Search Relevance/VectorsVector searchVector search

>test-failureTriaged test failures from CITriaged test failures from CI

low-riskAn open issue or test failure that is a low risk to future releasesAn open issue or test failure that is a low risk to future releases

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

Status: Open.

#130497 In elastic/elasticsearch;

· elasticsearchmachine opened on Jul 2, 2025

Reduce quantization optimization steps at ivf query time

:Search Relevance/VectorsVector searchVector search

>non-issue

auto-merge-without-approvalAutomatically merge pull request when CI checks pass (NB doesn't wait for reviews!)Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!)

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

v9.2.0

Status: Open (in progress).

elastic/elasticsearchnumber 130493

#130493 In elastic/elasticsearch;

· benwtrent opened on Jul 2, 2025

Remove vectors from <code>_source</code> transparently

:Search Relevance/VectorsVector searchVector search

:StorageEngine/MappingThe storage related side of mappingsThe storage related side of mappings

>enhancement

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

Team:StorageEngine

v9.2.0

Status: Open (in progress).

elastic/elasticsearchnumber 130382

#130382 In elastic/elasticsearch;

· jimczi opened on Jul 1, 2025

[CI] KMeansLocalTests testKMeansNeighbors failing

:Search Relevance/VectorsVector searchVector search

>test-failureTriaged test failures from CITriaged test failures from CI

low-riskAn open issue or test failure that is a low risk to future releasesAn open issue or test failure that is a low risk to future releases

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

Status: Open.

#130258 In elastic/elasticsearch;

· elasticsearchmachine opened on Jun 27, 2025

Ensure ivf postings lists are in docID order

:Search Relevance/VectorsVector searchVector search

>non-issue

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

v9.2.0

Status: Open (in progress).

elastic/elasticsearchnumber 129655

#129655 In elastic/elasticsearch;

· benwtrent opened on Jun 18, 2025

Can we switch to the regular postings list writer/reader for IVF?

:Search Relevance/VectorsVector searchVector search

>enhancement

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

Status: Open.

#129654 In elastic/elasticsearch;

· benwtrent opened on Jun 18, 2025

Investigate lazy filter iteration for IVF

:Search Relevance/VectorsVector searchVector search

>enhancement

Team:Search RelevanceMeta label for the Search Relevance team in ElasticsearchMeta label for the Search Relevance team in Elasticsearch

Status: Open.

#129652 In elastic/elasticsearch;

· benwtrent opened on Jun 18, 2025