opensearch-project/OpenSearch Issues

Stars: (8,123 stars)
Forks: (1,505 forks)
Indexed issues: (80 indexed issues)
open beginner issues: (78 open beginner issues)
Latest indexed: Jul 5, 2026
Last GitHub push: Jan 19, 2024
License: Apache License 2.0
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Dominant language: Java
PR merge metrics: (Avg merge 5d 9h) (266 merged PRs in 30d)
Beginner labels: good first issuehelp wantedhacktoberfest

Issues

79 open indexed issues

RSS Atom

Open

[BUG] Bitmap terms lookup throws NPE when stored lookup field is missing

Search:Query Capabilitiesbuggood first issue

opensearch-project/OpenSearch #21,995 opened Jun 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

3 comments0 reactions0 assignees

Open

[BUG] warning log entries (stderr) from lucene on startup

Searchbuggood first issuelucene

opensearch-project/OpenSearch #21,323 opened Apr 22, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

6 comments0 reactions0 assignees

Open

[BUG] `DiskThresholdMonitor` unconditionally auto-releases user-set `index.blocks.read` setting

Searchbuggood first issue

opensearch-project/OpenSearch #20,539 opened Feb 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[BUG] geotile_grid aggregation on LineString maxes out CPU and stalls cluster

Search:Aggregationsbuggood first issue

opensearch-project/OpenSearch #20,413 opened Jan 13, 2026 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[Feature Request][GRPC] Add automated benchmark tests for GRPC APIs

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,750 opened Oct 23, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

8 comments0 reactions1 assignee

Open

[Feature Request] Migrate gRPC transport executor to ForkJoinPool for improved performance

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,370 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions2 assignees

Open

[Feature Request] Automate detection of unused dependencies

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,364 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions1 assignee

Open

[Feature Request] Make multi-node gradle test clusters work with IntelliJ debugger

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,342 opened Sep 19, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[BUG] Support global params in GRPC server

Otherbuggood first issue

opensearch-project/OpenSearch #19,092 opened Aug 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments0 reactions1 assignee

Open

[BUG] Resize request should throw 4xx as part of validation failure for write block

Cluster Managerbuggood first issue

opensearch-project/OpenSearch #19,026 opened Aug 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

1 comment0 reactions1 assignee

Open

[Star Tree] Removal of @ExperimentalApi annotations in star-tree related code files

IndexingSearchenhancementgood first issue

opensearch-project/OpenSearch #18,499 opened Jun 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

9 comments1 reaction3 assignees

Open

[Feature Request] Enable debug logging for Approximation framework

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #18,318 opened May 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

7 comments0 reactions2 assignees

Open

[BUG] mandatory parameters in terms_set

Searchbuggood first issue

opensearch-project/OpenSearch #18,261 opened May 12, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

11 comments0 reactions2 assignees

Open

[Enhancement] Histogram aggregation should initialize Ranges lazily

Search:Aggregationsenhancementgood first issue

opensearch-project/OpenSearch #18,241 opened May 8, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

13 comments0 reactions1 assignee

Open

[Remote Store] Evaluate safely skipping segment_n file uploads after flush for remote store backed indices

Storage:Remoteenhancementgood first issuelucene

opensearch-project/OpenSearch #18,239 opened May 8, 2025 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[Feature Request] support tolerance in yaml rest test

Otherenhancementgood first issue

opensearch-project/OpenSearch #18,213 opened May 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments1 reaction1 assignee

Open

Skip metadata upload if no new segment files to upload during refresh for remote store clusters

Storage:Remoteenhancementgood first issue

opensearch-project/OpenSearch #17,530 opened Mar 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

10 comments0 reactions1 assignee

Open

[Feature Request] Paginate snapshot indices status fetching

Storage:Snapshotsenhancementgood first issue

opensearch-project/OpenSearch #16,985 opened Jan 9, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

19 comments0 reactions1 assignee

Open

[BUG] The /{index}/_recovery API returns responses in a non-standard format(using camelCase).

OtherStorage:Snapshotsbuggood first issue

opensearch-project/OpenSearch #16,334 opened Oct 15, 2024 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

5 comments0 reactions0 assignees

Open

[Feature Request] Upgrade google-cloud-storage to v2

Pluginsenhancementgood first issue

opensearch-project/OpenSearch #16,156 opened Oct 1, 2024 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments2 reactions1 assignee

Stars: (8,123 stars)
Forks: (1,505 forks)
Indexed issues: (80 indexed issues)
open beginner issues: (78 open beginner issues)
Latest indexed: Jul 5, 2026
Last GitHub push: Jan 19, 2024
License: Apache License 2.0
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Dominant language: Java
PR merge metrics: (Avg merge 5d 9h) (266 merged PRs in 30d)
Beginner labels: good first issuehelp wantedhacktoberfest

Issues

79 open indexed issues

RSS Atom

Open

[BUG] Bitmap terms lookup throws NPE when stored lookup field is missing

Search:Query Capabilitiesbuggood first issue

opensearch-project/OpenSearch #21,995 opened Jun 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

3 comments0 reactions0 assignees

Open

[BUG] warning log entries (stderr) from lucene on startup

Searchbuggood first issuelucene

opensearch-project/OpenSearch #21,323 opened Apr 22, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

6 comments0 reactions0 assignees

Open

[BUG] `DiskThresholdMonitor` unconditionally auto-releases user-set `index.blocks.read` setting

Searchbuggood first issue

opensearch-project/OpenSearch #20,539 opened Feb 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[BUG] geotile_grid aggregation on LineString maxes out CPU and stalls cluster

Search:Aggregationsbuggood first issue

opensearch-project/OpenSearch #20,413 opened Jan 13, 2026 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[Feature Request][GRPC] Add automated benchmark tests for GRPC APIs

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,750 opened Oct 23, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

8 comments0 reactions1 assignee

Open

[Feature Request] Migrate gRPC transport executor to ForkJoinPool for improved performance

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,370 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions2 assignees

Open

[Feature Request] Automate detection of unused dependencies

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,364 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions1 assignee

Open

[Feature Request] Make multi-node gradle test clusters work with IntelliJ debugger

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,342 opened Sep 19, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[BUG] Support global params in GRPC server

Otherbuggood first issue

opensearch-project/OpenSearch #19,092 opened Aug 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments0 reactions1 assignee

Open

[BUG] Resize request should throw 4xx as part of validation failure for write block

Cluster Managerbuggood first issue

opensearch-project/OpenSearch #19,026 opened Aug 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

1 comment0 reactions1 assignee

Open

[Star Tree] Removal of @ExperimentalApi annotations in star-tree related code files

IndexingSearchenhancementgood first issue

opensearch-project/OpenSearch #18,499 opened Jun 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

9 comments1 reaction3 assignees

Open

[Feature Request] Enable debug logging for Approximation framework

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #18,318 opened May 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

7 comments0 reactions2 assignees

Open

[BUG] mandatory parameters in terms_set

Searchbuggood first issue

opensearch-project/OpenSearch #18,261 opened May 12, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

11 comments0 reactions2 assignees

Open

[Enhancement] Histogram aggregation should initialize Ranges lazily

Search:Aggregationsenhancementgood first issue

opensearch-project/OpenSearch #18,241 opened May 8, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

13 comments0 reactions1 assignee

Open

[Remote Store] Evaluate safely skipping segment_n file uploads after flush for remote store backed indices

Storage:Remoteenhancementgood first issuelucene

opensearch-project/OpenSearch #18,239 opened May 8, 2025 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[Feature Request] support tolerance in yaml rest test

Otherenhancementgood first issue

opensearch-project/OpenSearch #18,213 opened May 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments1 reaction1 assignee

Open

Skip metadata upload if no new segment files to upload during refresh for remote store clusters

Storage:Remoteenhancementgood first issue

opensearch-project/OpenSearch #17,530 opened Mar 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

10 comments0 reactions1 assignee

Open

[Feature Request] Paginate snapshot indices status fetching

Storage:Snapshotsenhancementgood first issue

opensearch-project/OpenSearch #16,985 opened Jan 9, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

19 comments0 reactions1 assignee

Open

[BUG] The /{index}/_recovery API returns responses in a non-standard format(using camelCase).

OtherStorage:Snapshotsbuggood first issue

opensearch-project/OpenSearch #16,334 opened Oct 15, 2024 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

5 comments0 reactions0 assignees

Open

[Feature Request] Upgrade google-cloud-storage to v2

Pluginsenhancementgood first issue

opensearch-project/OpenSearch #16,156 opened Oct 1, 2024 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments2 reactions1 assignee

Stars: (8,123 stars)
Forks: (1,505 forks)
Indexed issues: (80 indexed issues)
open beginner issues: (78 open beginner issues)
Latest indexed: Jul 5, 2026
Last GitHub push: Jan 19, 2024
License: Apache License 2.0
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Dominant language: Java
PR merge metrics: (Avg merge 5d 9h) (266 merged PRs in 30d)
Beginner labels: good first issuehelp wantedhacktoberfest

Issues

79 open indexed issues

RSS Atom

Open

[BUG] Bitmap terms lookup throws NPE when stored lookup field is missing

Search:Query Capabilitiesbuggood first issue

opensearch-project/OpenSearch #21,995 opened Jun 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

3 comments0 reactions0 assignees

Open

[BUG] warning log entries (stderr) from lucene on startup

Searchbuggood first issuelucene

opensearch-project/OpenSearch #21,323 opened Apr 22, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

6 comments0 reactions0 assignees

Open

[BUG] `DiskThresholdMonitor` unconditionally auto-releases user-set `index.blocks.read` setting

Searchbuggood first issue

opensearch-project/OpenSearch #20,539 opened Feb 4, 2026 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[BUG] geotile_grid aggregation on LineString maxes out CPU and stalls cluster

Search:Aggregationsbuggood first issue

opensearch-project/OpenSearch #20,413 opened Jan 13, 2026 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[Feature Request][GRPC] Add automated benchmark tests for GRPC APIs

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,750 opened Oct 23, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

8 comments0 reactions1 assignee

Open

[Feature Request] Migrate gRPC transport executor to ForkJoinPool for improved performance

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #19,370 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions2 assignees

Open

[Feature Request] Automate detection of unused dependencies

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,364 opened Sep 22, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

3 comments0 reactions1 assignee

Open

[Feature Request] Make multi-node gradle test clusters work with IntelliJ debugger

Buildenhancementgood first issue

opensearch-project/OpenSearch #19,342 opened Sep 19, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

5 comments0 reactions1 assignee

Open

[BUG] Support global params in GRPC server

Otherbuggood first issue

opensearch-project/OpenSearch #19,092 opened Aug 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments0 reactions1 assignee

Open

[BUG] Resize request should throw 4xx as part of validation failure for write block

Cluster Managerbuggood first issue

opensearch-project/OpenSearch #19,026 opened Aug 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

1 comment0 reactions1 assignee

Open

[Star Tree] Removal of @ExperimentalApi annotations in star-tree related code files

IndexingSearchenhancementgood first issue

opensearch-project/OpenSearch #18,499 opened Jun 11, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

9 comments1 reaction3 assignees

Open

[Feature Request] Enable debug logging for Approximation framework

Search:Performanceenhancementgood first issue

opensearch-project/OpenSearch #18,318 opened May 16, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

7 comments0 reactions2 assignees

Open

[BUG] mandatory parameters in terms_set

Searchbuggood first issue

opensearch-project/OpenSearch #18,261 opened May 12, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

11 comments0 reactions2 assignees

Open

[Enhancement] Histogram aggregation should initialize Ranges lazily

Search:Aggregationsenhancementgood first issue

opensearch-project/OpenSearch #18,241 opened May 8, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

13 comments0 reactions1 assignee

Open

[Remote Store] Evaluate safely skipping segment_n file uploads after flush for remote store backed indices

Storage:Remoteenhancementgood first issuelucene

opensearch-project/OpenSearch #18,239 opened May 8, 2025 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

2 comments0 reactions0 assignees

Open

[Feature Request] support tolerance in yaml rest test

Otherenhancementgood first issue

opensearch-project/OpenSearch #18,213 opened May 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments1 reaction1 assignee

Open

Skip metadata upload if no new segment files to upload during refresh for remote store clusters

Storage:Remoteenhancementgood first issue

opensearch-project/OpenSearch #17,530 opened Mar 6, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

10 comments0 reactions1 assignee

Open

[Feature Request] Paginate snapshot indices status fetching

Storage:Snapshotsenhancementgood first issue

opensearch-project/OpenSearch #16,985 opened Jan 9, 2025 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

19 comments0 reactions1 assignee

Open

[BUG] The /{index}/_recovery API returns responses in a non-standard format(using camelCase).

OtherStorage:Snapshotsbuggood first issue

opensearch-project/OpenSearch #16,334 opened Oct 15, 2024 · Java · 8,123 stars

Why recommendedNo assignee yet · Has a beginner-friendly label

No assignee yetHas a beginner-friendly labelContributing guide available

5 comments0 reactions0 assignees

Open

[Feature Request] Upgrade google-cloud-storage to v2

Pluginsenhancementgood first issue

opensearch-project/OpenSearch #16,156 opened Oct 1, 2024 · Java · 8,123 stars

Why recommendedHas a beginner-friendly label · Contributing guide available

Has a beginner-friendly labelContributing guide available

4 comments2 reactions1 assignee

opensearch-project/OpenSearch

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opensearch-project/OpenSearch

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opensearch-project/OpenSearch

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