Issues

• [Feature Request] Add a time-based backoff between failed shard allocation attempts

  enhancementShardManagement:Resiliencyuntriaged
  opensearch-project/OpenSearch#23254 · Filter by author zaeemarshad opened on Oct 7, 2026

• [Feature Request] Expose dynamic metadata for registered cluster settings

  untriaged
  opensearch-project/OpenSearch#23252 · Filter by author cwperks opened on Oct 7, 2026
  1

• [BUG] Segment replication loops checkpoint metadata reads after a primary restart when the infos version does not change

  duplicateStorage:Remoteuntriaged
  opensearch-project/OpenSearch#23247 · Filter by author ossianpe opened on Oct 6, 2026
  1

• [BUG] Search replica routing is unfair when writer replicas are present and ignores adaptive replica selection

  duplicateSearchuntriaged
  opensearch-project/OpenSearch#23246 · Filter by author ossianpe opened on Oct 6, 2026
  1

• [repository-azure] Configure SDK transfers

  untriaged
  opensearch-project/OpenSearch#23236 · Filter by author vishwajeetdusane opened on Oct 6, 2026

• [Remote store] Add exact blob metadata lookup

  untriaged
  opensearch-project/OpenSearch#23235 · Filter by author vishwajeetdusane opened on Oct 6, 2026

• [repository-azure] Push down ordered list limits

  untriaged
  opensearch-project/OpenSearch#23234 · Filter by author vishwajeetdusane opened on Oct 6, 2026

• [Feature Request] Prefix-scoped global ordinals for group-local parent-child joins

  enhancementSearch:Performanceuntriaged
  opensearch-project/OpenSearch#23229 · Filter by author kgrinholc-atlassian opened on Oct 5, 2026

• [BUG] :server:spotlessJavaCheck fails on a clean main checkout

  bugBuilduntriaged
  opensearch-project/OpenSearch#23228 · Filter by author Parth-Dholariya opened on Oct 5, 2026
  1

• [BUG] [ML] Deployment of text embedding msmarco-distilbert-base-tas-b fails in CPU only cluster

  bugPluginsuntriaged
  opensearch-project/OpenSearch#23219 · Filter by author chberti opened on Oct 2, 2026
  1

• [BUG] Adaptive Replica Selection can persistently prefer a reconnected / restarted data node with DFS_QUERY_THEN_FETCH and dedicated coordinators

  bugSearch:Performanceuntriaged
  opensearch-project/OpenSearch#23204 · Filter by author p1trson opened on Oct 1, 2026

• Use bulk iteration for index-sorted scroll ranges

  untriaged
  opensearch-project/OpenSearch#23199 · Filter by author AndreKurait opened on Oct 1, 2026

• [BUG] _field_caps with index_filter silently omits indices whose shards could not be checked

  Searchuntriaged
  opensearch-project/OpenSearch#23193 · Filter by author ahkcs opened on Sep 30, 2026

• [Parquet] Sustained bulk ingest into a composite index with index.sort.field fails the shard with a native allocator out-of-memory

  buguntriaged
  opensearch-project/OpenSearch#23187 · Filter by author linuxpi opened on Sep 30, 2026

• [Analytics/DataFusion] Sort on an index-sorted Parquet shard returns wrong null order: declared file ordering ignores index.sort.missing

  buguntriaged
  opensearch-project/OpenSearch#23186 · Filter by author linuxpi opened on Sep 30, 2026

• Avoid stale feature types in the auto-tagging registry

  Search:Workload Managementuntriaged
  opensearch-project/OpenSearch#23177 · Filter by author dzane17 opened on Sep 29, 2026

• RFC: Native Document-Vector Lookup with Graph-Aware Candidate Routing for k-NN

  enhancementSearchuntriaged
  opensearch-project/OpenSearch#23173 · Filter by author sumantapakira opened on Sep 29, 2026
  2

• [BUG] Radial KNN search with date range - inconsistent results

  bugSearchuntriaged
  opensearch-project/OpenSearch#23170 · Filter by author work-account637 opened on Sep 29, 2026
  1

• [PERFORMANCE] max_clause_count unexpectedly changes keyword-sort latency since 2.12; persists in 3.8

  bugSearch:Performance
  opensearch-project/OpenSearch#23162 · Filter by author camerondurham opened on Sep 29, 2026
  1

• [Feature Request] Modernize Thai Language Analysis in modules/analysis-common

  Search:Relevance
  opensearch-project/OpenSearch#23151 · Filter by author kamthorn opened on Sep 28, 2026
  5

• [RELEASE] Release version 3.10.0

  untriagedv3.10.0
  opensearch-project/OpenSearch#23149 · Filter by author opensearch-ci-bot opened on Sep 28, 2026

• [RFC] Remove the experimental views feature from OpenSearch

  RFCuntriaged
  Feature

  opensearch-project/OpenSearch#23145 · Filter by author peternied opened on Sep 26, 2026
  2

  

• [RFC] Pressure-Driven Full-File Demotion for Writable Warm Indexes

  enhancementIndexing:Performanceuntriaged
  opensearch-project/OpenSearch#23141 · Filter by author RamakrishnaChilaka opened on Sep 25, 2026

• [BUG] Remote store segment upload fails with NullPointerException when an S3-compatible endpoint does not return a CRC32 checksum on UploadPart

  bugStorage:Remoteuntriaged
  opensearch-project/OpenSearch#23128 · Filter by author razvan opened on Sep 24, 2026

• [BUG] WLM: Breaking schema change of search_settings to settings causes upgrade failure from 3.6.0 to 3.7.0

  bugPluginsuntriaged
  opensearch-project/OpenSearch#23122 · Filter by author cinhtau opened on Sep 23, 2026
  3