Build Scans:

• elasticsearch-intake #26229 / part1
• elasticsearch-intake #26193 / part1

Reproduction Line:

./gradlew ":server:internalClusterTest" --tests "org.elasticsearch.index.mapper.vectors.DenseVectorFieldIndexTypeUpdateIT.testDenseVectorMappingUpdate {initialType=bbq_flat updateType=bbq_hnsw}" -Dtests.seed=C9F05EB8A9669AE2 -Dtests.locale=en-WS -Dtests.timezone=America/Rio_Branco -Druntime.java=24

Applicable branches:
main

Reproduces locally?:
N/A

Failure History:
See dashboard

Failure Message:

java.lang.AssertionError: Count is 6 hits but 7 was expected.  Total shards: 3 Successful shards: 3 & 0 shard failures:

Issue Reasons:

• [main] 2 failures in test testDenseVectorMappingUpdate {initialType=bbq_flat updateType=bbq_hnsw} (3.1% fail rate in 64 executions)
• [main] 2 failures in step part1 (11.8% fail rate in 17 executions)
• [main] 2 failures in pipeline elasticsearch-intake (11.8% fail rate in 17 executions)

Note:
This issue was created using new test triage automation. Please report issues or feedback to es-delivery.