Issues

• [Feature Request] Stop rewriting the remote store fence on every translog sync

  Storage:Remoteuntriaged
  opensearch-project/OpenSearch#23478 · Filter by author diwu-sf opened on Oct 31, 2026
  1

• [BUG] Stale Parquet file statistics break queries after same-index schema evolution

  untriaged
  opensearch-project/OpenSearch#23477 · Filter by author KarstenSchnitter opened on Oct 31, 2026

• [Feature Request] Skip can_match pre-filter when the query cannot rule out any shards

  enhancementPerformanceSearch:Performanceuntriaged
  opensearch-project/OpenSearch#23476 · Filter by author sgup432 opened on Oct 30, 2026
  1

  

• [BUG] DSL analytics path rejects aggregations used by Observability views

  luceneSearch:Aggregationsuntriaged
  opensearch-project/OpenSearch#23469 · Filter by author KarstenSchnitter opened on Oct 30, 2026

• [RFC] Cluster Best Practices: An automated advisor for proper OpenSearch usage

  enhancementPluginsuntriaged
  opensearch-project/OpenSearch#23468 · Filter by author spapadop opened on Oct 30, 2026

• [BUG] Core codebase grants never match when OPENSEARCH_HOME is a symlinked path containing a space in Opensearch 3.9.0

  bugsecurityuntriaged
  opensearch-project/OpenSearch#23466 · Filter by author jsolomon8080 opened on Oct 29, 2026
  1

• [Feature Request] Add a bounded, resumable recursive listing to BlobContainer

  Storage:Remoteuntriaged
  opensearch-project/OpenSearch#23459 · Filter by author srikanthpadakanti opened on Oct 29, 2026

• [RFC] Object Store Source for Pull-Based Ingestion: second version

  Indexing (pull-based ingestion).untriaged
  opensearch-project/OpenSearch#23458 · Filter by author srikanthpadakanti opened on Oct 29, 2026

• [BUG] _list/wlm_stats JSON output repeats a "|" key between every column

  bugSearchuntriaged
  opensearch-project/OpenSearch#23457 · Filter by author sean- opened on Oct 28, 2026
  1

• [BUG] Analytics reads do not reactivate search-idle shards

  Pluginsuntriaged
  opensearch-project/OpenSearch#23454 · Filter by author KarstenSchnitter opened on Oct 28, 2026

• [BUG] GlobalOrdinalsBuilder.build() cancellation checkpoint added in #21318 is never invoked in production code

  bugSearch:Aggregations
  opensearch-project/OpenSearch#23452 · Filter by author xiaoyuan0821 opened on Oct 28, 2026
  2

• [BUG] cancel_after_time_interval values -1s, -1m and 0 are accepted but cancel searches immediately

  bugSearch:Resiliency
  opensearch-project/OpenSearch#23450 · Filter by author dzane17 opened on Oct 27, 2026

• [Feature/Bug] Implement normalizedWildcardQuery in WildcardFieldMapper to support query_string and Percolator

  untriaged
  opensearch-project/OpenSearch#23448 · Filter by author thecodingshrimp opened on Oct 27, 2026

• Correct descending port range error

  untriaged
  opensearch-project/OpenSearch#23441 · Filter by author itsprateek4510 opened on Oct 26, 2026

• [Feature Request] [docs] Clarify backwards compatibility policy for APIs exposed by plugins

  enhancementPluginsuntriaged
  opensearch-project/OpenSearch#23440 · Filter by author Quaffel opened on Oct 26, 2026

• [FEATURE] Support expand_wildcards in the CAT shards API

  untriaged
  opensearch-project/OpenSearch#23436 · Filter by author cwperks opened on Oct 25, 2026
  1

• [BUG] Filtering on derived field with sort on an underlying optional field causes illegal_state_exception

  bugSearch
  opensearch-project/OpenSearch#23432 · Filter by author szydra opened on Oct 25, 2026
  1

• Set visibility contexts for index custom metadata

  enhancementSearch
  opensearch-project/OpenSearch#23430 · Filter by author laminelam opened on Oct 25, 2026

• [Feature Request] Expose which Lucene segment each search hit came from (opt-in, for debugging)

  luceneSearch
  opensearch-project/OpenSearch#23429 · Filter by author kotta-27 opened on Oct 24, 2026
  1

• Cardinality aggregation fails on segments with more than 2^31 distinct values

  untriaged
  opensearch-project/OpenSearch#23421 · Filter by author rishabhmaurya opened on Oct 23, 2026

• opensearch-block-cache-0.1.0: 2 vulnerabilities (highest severity is: 9.9)

  Mend: dependency security vulnerabilityuntriaged
  opensearch-project/OpenSearch#23420 · Filter by author mend-for-github-com opened on Oct 23, 2026

• OpenJDK Update (October 2026 Security Alert Advisory)

  Buildenhancement
  opensearch-project/OpenSearch#23406 · Filter by author reta opened on Oct 22, 2026
  2

  

• [BUG] Peer recovery re-sends unchanged segment files after updates with segment replication

  Indexing:Replicationluceneuntriaged
  opensearch-project/OpenSearch#23404 · Filter by author aneesh-db opened on Oct 22, 2026

• [BUG] range/date_range aggregation on date_nanos returns wrong doc_count when filter rewrite applies (regression in 2.16.0)

  Search:Aggregations
  opensearch-project/OpenSearch#23403 · Filter by author osy497 opened on Oct 22, 2026
  1

• [AUTOCUT] Gradle Check Flaky Test Report for WlmNodeThrottlingIT

  autocutflaky-test>test-failureuntriaged
  opensearch-project/OpenSearch#23402 · Filter by author opensearch-ci-bot opened on Oct 22, 2026