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@thecoop thecoop commented Nov 17, 2025

Add bfloat16 and on_disk_rescore support to int4_*, int8_*, and flat dense_vector index types.

Currently all hidden behind a feature flag

@thecoop thecoop marked this pull request as ready for review November 18, 2025 11:39
@elasticsearchmachine elasticsearchmachine added the Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch label Nov 18, 2025
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Pinging @elastic/es-search-relevance (Team:Search Relevance)

Add DirectIOIT test cases
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thecoop commented Nov 18, 2025

The yaml tests need to be refined - possibly in a follow-up PR, but I wanted to get something there to validate existing behaviour is all ok

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lgtm

@benwtrent benwtrent added the auto-merge-without-approval Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!) label Nov 19, 2025
@elasticsearchmachine elasticsearchmachine merged commit 1c050ce into elastic:main Nov 19, 2025
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@thecoop thecoop deleted the int-hnsw-bfloat16 branch November 19, 2025 15:07
ncordon pushed a commit to ncordon/elasticsearch that referenced this pull request Nov 26, 2025
Add bfloat16 and on_disk_rescore support to `int4_*`, `int8_*`, and
`flat` dense_vector index types.

Currently all hidden behind a feature flag
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auto-merge-without-approval Automatically merge pull request when CI checks pass (NB doesn't wait for reviews!) >non-issue :Search Relevance/Vectors Vector search Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch v9.3.0

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4 participants