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Elasticsearch v9.1.5

Elasticsearch: v9.1.5 Release

Release date:
October 2, 2025
Previous version:
v9.1.4 (released September 16, 2025)
Magnitude:
1,764 Diff Delta
Contributors:
15 total committers
Data confidence:
Commits:
49 impacting commits

49 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

[9.1] Migrate transport versions 8841_052 through 8841_062 (#135328) (#135478)
Authored September 25, 2025
Migrate transport versions 8841050 through 8841041 (#135555) (#135560)
Authored September 26, 2025
[Transform] Reset health status on successful noop (#135653) (#135656)
Authored September 30, 2025
Prune changelogs after 8.18.7 release
Authored September 17, 2025
Add missing common cat params (#134870) (#134986)
Authored September 19, 2025
[9.1] Ban Limit + MvExpand before remote Enrich (#135051) (#135310)
Authored September 25, 2025
Bump versions after 8.18.7 release
Authored September 17, 2025
Migrate transport versions 8841_040 through 8841_034 (#135654) (#135730)
Authored September 30, 2025
Prune changelogs after 8.19.4 release
Authored September 18, 2025
Bump versions after 9.1.4 release
Authored September 18, 2025
Bump versions after 9.0.7 release
Authored September 18, 2025
Bump versions after 8.19.4 release
Authored September 18, 2025
Prune changelogs after 9.1.4 release
Authored September 18, 2025
Mute org.elasticsearch.test.rest.ClientYamlTestSuiteIT test {yaml=mapping/30_multi_field_keyword/Keyword with escaped characters as multi-field} #134928
Authored September 17, 2025
Mute org.elasticsearch.aggregations.bucket.AggregationReductionCircuitBreakingIT testCBTrippingOnReduction #134902
Authored September 17, 2025
Mute org.elasticsearch.upgrades.TextRollingUpgradeIT testIndexing {upgradedNodes=3} #135237
Authored September 22, 2025
unmute ESVectorUtilTests#testSoarDistance on 9.1 (#135680)
Authored September 30, 2025
Mute org.elasticsearch.simdvec.ESVectorUtilTests testSoarDistance #135139
Authored September 20, 2025
Mute org.elasticsearch.snapshots.SnapshotShutdownIT testSnapshotShutdownProgressTracker #134620
Authored September 22, 2025
Mute org.elasticsearch.upgrades.TextRollingUpgradeIT testIndexing {upgradedNodes=2} #135238
Authored September 22, 2025
Mute org.elasticsearch.upgrades.TextRollingUpgradeIT testIndexing {upgradedNodes=1} #135236
Authored September 22, 2025
Fix DiscoveryDisruptionIT.testElectMasterWithLatestVersion (#135396) (#135435)
Authored September 26, 2025
[ML] Improve log message for model snapshot update (#134541) (#134903)
Authored September 17, 2025
Update wolfi (versioned) (#135727)
Authored September 30, 2025
Fix systemd notify to use a shared arena (#135235) (#135282)
Authored September 23, 2025
[Transform] Fix Missing Config Errors (#134963) (#135389)
Authored September 24, 2025
[9.1] rest-api-spec: remove required: false for query parameters (#134658) (#134892)
Authored September 19, 2025
rest-api-spec: fix master_timeout typo (#135167) (#135178)
Authored September 22, 2025
Add streams YAML tests to rest-resources-zip (#134869) (#135077)
Authored September 19, 2025
Fix mergeExecutorThreadCount in ThreadPoolMergeExecutorServiceDiskSpaceTests (#134852) (#134930)
Authored September 17, 2025
Migrate transport versions 9108_000 through 9086_000 (#135819) (#135853)
Authored October 2, 2025
Use lowercase sort order in geo_line YAML tests (#135690) (#135840)
Authored October 2, 2025
Fix KQL case-sensitivity for keyword fields in ES|QL (#135776) (#135782)
Authored October 2, 2025
Migrate transport versions 8841_032 and 8841_031. 0
Authored October 1, 2025
[ML] RegressionIT: Fix hyperparameters for regression tests and unmute the test (#135541) (#135769)
Authored October 1, 2025
Migrate transport version 8841_033 (#135743) (#135749)
Authored October 1, 2025
Update docker.elastic.co/integrations/elastic-connectors Docker tag to v9.1.4 (#135732)
Authored September 30, 2025
Update docker.elastic.co/elasticsearch/elasticsearch Docker tag to v9.1.4 (#135729)
Authored September 30, 2025
Validate Logstash pipeline ID when creating. 0
Authored September 29, 2025
Add release note for #135051 (#135475) (#135628)
Authored September 29, 2025

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Top Contributors in v9.1.5

jdconrad
elasticsearchmachine
prwhelan
pquentin
smalyshev
tteofili
JeremyDahlgren
valeriy42
elastic-renovate-prod[bot]
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