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· 3620 commits to main since this release
2.6.0
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2023-02-22 Version 2.6.0 Release Notes

[2.6]

Added

  • Add index create block when all nodes have breached high disk watermark (#5852)
  • Add cluster manager throttling stats in nodes/stats API (#5790)
  • Add support for feature flags in opensearch.yml (#4959)
  • Add query for initialized extensions (#5658)
  • Add update-index-settings allowlist for searchable snapshot (#5907)
  • Add new cat/segment_replication API to surface Segment Replication metrics (#5718).
  • Replace latches with CompletableFutures for extensions (#5646)
  • Add support to disallow search request with preference parameter with strict weighted shard routing(#5874)
  • Add support to apply index create block (#4603)
  • Add support for minimum compatible version for extensions (#6003)
  • Add a guardrail to limit maximum number of shard on the cluster (#6143)
  • Add cancellation of in-flight SearchTasks based on resource consumption (#5606)
  • Add support for ppc64le architecture (#5459)
  • Add a setting to control auto release of OpenSearch managed index creation block (#6277)
  • Fix timeout error when adding a document to an index with extension running (#6275)
  • Handle translog upload during primary relocation for remote-backed indexes (#5804)
  • Batch translog sync/upload per x ms for remote-backed indexes (#5854)

Dependencies

  • Update nebula-publishing-plugin to 19.2.0 (#5704)
  • Bump reactor-netty from 1.1.1 to 1.1.2 (#5878)
  • OpenJDK Update (January 2023 Patch releases) (#6075)
  • Bump Mockito from 4.7.0 to 5.1.0, ByteBuddy from 1.12.18 to 1.12.22 (#6088)
  • Bump joda from 2.10.13 to 2.12.2 (#6095)
  • Upgrade to Lucene 9.5.0 (#6078)
  • Bump antlr4 from 4.9.3 to 4.11.1 (#6116)
  • Bump Netty from 4.1.86.Final to 4.1.87.Final (#6130)
  • Bump Jackson from 2.14.1 to 2.14.2 (#6129)
  • Bump org.apache.ant:ant from 1.10.12 to 1.10.13 (#6306)
  • Bump azure-core-http-netty from 1.12.7 to 1.12.8 (#6304)
  • Bump com.azure:azure-storage-common from 12.18.1 to 12.19.3 (#6304)
  • Bump reactor-netty-http from 1.0.24 to 1.1.2 (#6309)
  • Bump com.google.protobuf:protobuf-java from 3.21.12 to 3.22.0 (#6387)
  • Bump io.projectreactor.netty:reactor-netty from 1.1.2 to 1.1.3 (#6386)
  • Bump com.diffplug.spotless from 6.10.0 to 6.15.0 (#6385)
  • Bump jettison from 1.5.1 to 1.5.3 (#6391)

Changed

  • Use ReplicationFailedException instead of OpensearchException in ReplicationTarget (#4725)
  • [Refactor] Use local opensearch.common.SetOnce instead of lucene's utility class (#5947)
  • Cluster health call to throw decommissioned exception for local decommissioned node(#6008)
  • [Refactor] core.common to new opensearch-common library (#5976)
  • Update API spec for cluster health API (#6399)

Removed

  • Remove deprecated org.gradle.util.DistributionLocator usage (#6212)

Fixed

  • [Segment Replication] Fix for peer recovery (#5344)
  • Fix weighted shard routing state across search requests(#6004)
  • [Segment Replication] Fix bug where inaccurate sequence numbers are sent during replication (#6122)
  • Enable numeric sort optimisation for few numerical sort types (#6321)
  • Fix Opensearch repository-s3 plugin cannot read ServiceAccount token (#6390
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