Utilize AcceptDocs interface for lazy evaluation of filters for `*_flat` vector indices >enhancement good first issue low hanging fruit >tech debt :Search Relevance/Vectors Vector search Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch

#137042 opened Oct 23, 2025 by benwtrent

1

ES|QL: Push down mv_contains as a lucene query >enhancement good first issue low hanging fruit Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) :Analytics/ES|QL AKA ESQL

#134529 opened Sep 11, 2025 by ioanatia

1

ESQL can return TooComplexToDeterminizeException (500 class) when given complex regular expressions >bug good first issue low hanging fruit Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo) :Analytics/ES|QL AKA ESQL

#133676 opened Aug 27, 2025 by not-napoleon

5

[ML] When creating an inference endpoint check existing semantic text fields for usage >bug good first issue low hanging fruit :ml Machine learning Team:ML Meta label for the ML team

#124272 opened Mar 6, 2025 by davidkyle

2

[ML] Inference update API does not validate the updated settings >bug good first issue low hanging fruit :ml Machine learning Team:ML Meta label for the ML team

#122356 opened Feb 12, 2025 by davidkyle

1

[Inference API] Making a request to a rerank endpoint without a query throws a NPE >bug good first issue low hanging fruit :ml Machine learning Team:ML Meta label for the ML team

#114328 opened Oct 8, 2024 by maxhniebergall

5

Detect when copying to a non-existent field when dynamic mappings are disabled >enhancement good first issue low hanging fruit :Search Foundations/Mapping Index mappings, including merging and defining field types :SearchOrg/Relevance Label for the Search (solution/org) Relevance team Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch

#112812 opened Sep 12, 2024 by Mikep86

18

`_field_caps` with `types` query parameter returns also `objects` types if it's a parent of a requested type >bug good first issue low hanging fruit :Search Foundations/Mapping Index mappings, including merging and defining field types priority:normal A label for assessing bug priority to be used by ES engineers Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch

#109797 opened Jun 17, 2024 by piergm

3

Share number based field mapper test code with other modules >test Issues or PRs that are addressing/adding tests good first issue low hanging fruit :Search Foundations/Mapping Index mappings, including merging and defining field types Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch

#92947 opened Jan 16, 2023 by martijnvg

16

Expand runtime_field data types to include ranges >enhancement good first issue low hanging fruit help wanted adoptme :Search Foundations/Mapping Index mappings, including merging and defining field types Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch

#89707 opened Aug 29, 2022 by sypste

16

Provide better error messages on search request parse failures >enhancement good first issue low hanging fruit help wanted adoptme Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch :Search Relevance/Search Catch all for Search Relevance

#75441 opened Jul 19, 2021 by spinscale

16

API to return global state from a snapshot >enhancement good first issue low hanging fruit :Distributed Coordination/Snapshot/Restore Anything directly related to the `_snapshot/*` APIs Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#73248 opened May 19, 2021 by DaveCTurner

27

Taking a snapshot of an index closed prior to 7.2.0 fails with a NPE in 7.11.2 >bug good first issue low hanging fruit help wanted adoptme :Distributed Coordination/Snapshot/Restore Anything directly related to the `_snapshot/*` APIs Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#70676 opened Mar 22, 2021 by DaveCTurner

23

Implement stats parameter for count queries >enhancement good first issue low hanging fruit help wanted adoptme Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch :Search Foundations/Search Catch all for Search Foundations

#67528 opened Jan 14, 2021 by anti-social

12

Improve reason for PersistentTasksCustomMetaData.Assignment >enhancement good first issue low hanging fruit :Distributed Coordination/Task Management Issues for anything around the Tasks API - both persistent and node level. Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#53711 opened Mar 18, 2020 by hendrikmuhs

6

Allow percentiles_bucket use interpolation >enhancement good first issue low hanging fruit help wanted adoptme :Analytics/Aggregations Aggregations Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo)

#51691 opened Jan 30, 2020 by gbarba

7

x_content_parse_exception exceptions should contain the document id that failed to parse. >enhancement good first issue low hanging fruit :Distributed Indexing/Reindex Issues relating to reindex that are not caused by issues further down Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#48432 opened Oct 23, 2019 by niemyjski

11

Improve on Parent CircuitBreaker Log event on usage labeling and utilization breakdown good first issue low hanging fruit :Core/Infra/Circuit Breakers Track estimates of memory consumption to prevent overload Team:Core/Infra Meta label for core/infra team

#47495 opened Oct 3, 2019 by hoigau

8

Feature Request - query/fetch/scroll failure count stats >feature good first issue low hanging fruit :Data Management/Stats Statistics tracking and retrieval APIs Team:Data Management Meta label for data/management team

#46641 opened Sep 11, 2019 by malpani

12

Cumulative Sum update to work with Terms Agg >enhancement good first issue low hanging fruit :Analytics/Aggregations Aggregations Team:Analytics Meta label for analytical engine team (ESQL/Aggs/Geo)

#46225 opened Sep 2, 2019 by Alex3k

10

Reindex requests do not implement x-content testing >test Issues or PRs that are addressing/adding tests good first issue low hanging fruit :Distributed Indexing/Reindex Issues relating to reindex that are not caused by issues further down Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination. >tech debt v9.3.0

#43456 opened Jun 20, 2019 by Tim-Brooks

3

Reindex can ignore op_type create when using external version >bug good first issue low hanging fruit :Distributed Indexing/Reindex Issues relating to reindex that are not caused by issues further down Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#37855 opened Jan 25, 2019 by ismael-hasan

8

Replace groovy build-tools (buildSrc) with java good first issue low hanging fruit :Delivery/Build Build or test infrastructure >refactoring Team:Delivery Meta label for Delivery team

#34459 opened Oct 15, 2018 by alpar-t

37

String settings leniently accept lists >bug good first issue low hanging fruit :Core/Infra/Settings Settings infrastructure and APIs team-discuss Team:Core/Infra Meta label for core/infra team triaged Issue has been looked at, and is being left open

#33135 opened Aug 24, 2018 by DaveCTurner

14

Remove support for 2x role formats >non-issue good first issue low hanging fruit :Security/Authentication Logging in, Usernames/passwords, Realms (Native/LDAP/AD/SAML/PKI/etc) Team:Security Meta label for security team

#30104 opened Sep 22, 2017 by elasticmachine

10

Provide more actionable error message when installing an offline plugin in the plugins directory >enhancement good first issue low hanging fruit :Core/Infra/Plugins Plugin API and infrastructure Team:Core/Infra Meta label for core/infra team triaged Issue has been looked at, and is being left open

#27401 opened Nov 15, 2017 by jasontedor

7

Profiler for scroll request throws Exception (The collector can only be set once) >bug good first issue low hanging fruit help wanted adoptme priority:normal A label for assessing bug priority to be used by ES engineers Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch :Search Foundations/Search Catch all for Search Foundations

#27376 opened Nov 14, 2017 by dantalian-pv

8

Feature Request: Profile API should show node details as well as shard details >enhancement good first issue low hanging fruit Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch :Search Foundations/Search Catch all for Search Foundations

#25896 opened Jul 26, 2017 by joshuar

6

Reindex from remote support multiple nodes and failover >enhancement good first issue low hanging fruit help wanted adoptme :Distributed Indexing/Reindex Issues relating to reindex that are not caused by issues further down Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#19395 opened Jul 12, 2016 by javanna

14

Inconsistent behavior and error messaging between bulk update and bulk index requests >bug good first issue low hanging fruit :Distributed Indexing/CRUD A catch all label for issues around indexing, updating and getting a doc by id. Not search. Team:Distributed (Obsolete) Meta label for distributed team (obsolete). Replaced by Distributed Indexing/Coordination.

#9379 opened Jan 21, 2015 by nellicus

7

Phrase suggester with suggest_mode: "missing" across multiple indexes yields suggestions when results exist in one index >enhancement good first issue low hanging fruit help wanted adoptme :Search Relevance/Suggesters "Did you mean" and suggestions as you type Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch

#7472 opened Aug 27, 2014 by loren

17

Highlighting array field - Also return non-matching entries >enhancement good first issue low hanging fruit help wanted adoptme :Search Relevance/Highlighting How a query matched a document Team:Search Relevance Meta label for the Search Relevance team in Elasticsearch

#7416 opened Aug 22, 2014 by panmari

31

Consistency between `_search` and `_msearch` >bug good first issue low hanging fruit help wanted adoptme priority:normal A label for assessing bug priority to be used by ES engineers Team:Search Foundations Meta label for the Search Foundations team in Elasticsearch :Search Foundations/Search Catch all for Search Foundations

#4227 opened Nov 21, 2013 by ofavre

38