Home » Oreps » Elasticsearch » All Releases » v9.5.1 Release
elastic/elasticsearch
Free and Open Source, Distributed, RESTful Search Engine
Watch
1
Commit Activity
Directory Browser
Velocity History
Releasesv9.5.1
Basic Details Issues Addressed Top Contributors Directory Browser Release Notes
Elasticsearch v9.5.1

Elasticsearch: v9.5.1 Release

Release date:
August 5, 2026
Previous version:
v9.5.0 (released July 29, 2026)
Magnitude:
562 Diff Delta
Contributors:
25 total committers
Data confidence:
Commits:
54 impacting commits

54 Commits in this Release

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

Fix circuit breaker undercounting memory for wildcard and regexp queries (#155368) (#155452)
Authored July 30, 2026
[9.5] [Test] Fix SearchCommitPrefetcherIT.testSearchNodePrefetchesOnlyLatestGenerationOnFirstCommitNotification (#152207) (#155975)
Authored August 5, 2026
Unmute RejectionActionIT and add logging (#155914) (#155993)
Authored August 5, 2026
[9.5] Fix TDigest merge test tolerance (#155835) (#155854)
Authored August 4, 2026
Use readArraySize in readImmutableMap and readImmutableOpenMap (#154525) (#155749)
Authored August 3, 2026
Backport apache http client 5 upgrade (#155664)
Authored August 3, 2026
[9.5] uninstall encryption key custom after KeyRotationIT tests (#155503) (#155591)
Authored July 31, 2026
[9.5] Adding ensureGreen check in RankEvalRequestIT to ensure all indices are available (#154681) (#155716)
Authored August 3, 2026
[Test] Fix MetadataCreateIndexServiceIT.testCreateIndexBatching (#153972) (#154277)
Authored August 3, 2026
Fix floating-point precision in rate test reference (#153617) (#155717)
Authored August 3, 2026
[9.5] ESQL: Remove geo from MV_SORT allowed inputs and added error tests (#154417) (#155536)
Authored August 5, 2026
Clamp merge scheduler thread count when it exceeds max merge count (#155693) (#155821)
Authored August 4, 2026
[9.5] Trip request breaker on phrase and term suggesters (#154837) (#155629)
Authored August 3, 2026
chore(deps): update wolfi (versioned) (#155863)
Authored August 4, 2026
[9.5] Limit number_of_fragments in highlighting to prevent OOM crash (#155507) (#155946)
Authored August 5, 2026
Migrate repository-old-versions fixture to unit rule based test cluster and test container (#154518) (#155571)
Authored July 31, 2026
Unmute encryption-at-rest suite timeout test on 9.5 (#155557)
Authored July 31, 2026
Fix VirtualBatchedCompoundCommitsIT.testVirtualBatchedCompoundCommitChunksPressure (#154829) (#155543)
Authored July 30, 2026
Isolate old-repo test repo dirs per test class (#155550) (#155587)
Authored July 31, 2026
Fix smart retry pruning of parameterized tests (#155253) (#155605)
Authored July 31, 2026
Parse scroll id from a bounded byte array (#154542) (#155479)
Authored July 30, 2026
[Test] Fix flaky `StatelessReshardIT::testExplainApi` (#155423) (#155486)
Authored July 30, 2026
Fix for index.auto_expand_replicas takes priority over ILM "Set Replicas" option [#150407] (#155279) (#155718)
Authored August 3, 2026
chore: deps(updatecli): bump ironbank policy to 1.0.1 (#155739) (#155741)
Authored August 3, 2026
ci(updatecli): pin ironbank policy to UBI 9 (#155728) (#155735)
Authored August 3, 2026
Fix EUCLIDEAN score clamping order in BBQ vector scorer (#155630) (#155691)
Authored August 3, 2026
Cache little-endian float layout in DiskBBQ scalar corrections loop (#154373) (#155488)
Authored July 30, 2026
Fix `TransportClusterStateActionDisruptionIT` (#155461) (#155513)
Authored July 30, 2026
[CI] Add required Quemu setup for dra builds (#155789) (#155808)
Authored August 4, 2026
[CI] Fix multiarch testfixture deployment (#155624) (#155763)
Authored August 3, 2026
Migrate snapshot-based-recoveries qa/fs to JUnit rule cluster (#154487) (#155523)
Authored July 30, 2026
Add columnar as valid changelog area (#155657) (#155758)
Authored August 3, 2026
Limit dot-separated identifiers per version part (#154572) (#155620)
Authored August 3, 2026
FixedRequestHandler drains request body before responding (#155726) (#155861)
Authored August 4, 2026
[CI] Bump binfmt QEMU to fix arm64 tar extraction (#155888) (#155903)
Authored August 4, 2026
ESQL: Fix FROM_BASE64 generating wrong non-UTF strings (#154955) (#155755)
Authored August 4, 2026
Upgrade JANSI to 2.4.3 to fix terminal detection on zlib-ng based Linux (#155853) (#155882)
Authored August 4, 2026
[CI] Create docker-container buildx builder for multi-platform DRA builds (#155826) (#155845)
Authored August 4, 2026
Apply retention schedule to SLM tests only when needed for specific test (#155721) (#155828)
Authored August 4, 2026
Update ironbank base image from 9.7 to 9.8 (#155395) (#155410)
Authored July 30, 2026

Browse Other Releases

Latest Pending Unreleased 😎
v9.5.1 Released August 5, 2026
562 Ξ”
v9.5.0 Released July 29, 2026
0 Ξ”
v9.4.5 Released August 5, 2026
4,016 Ξ”
v9.4.4 Released July 15, 2026
3,356 Ξ”
v9.4.3 Released June 24, 2026
4,860 Ξ”
v9.4.2 Released May 25, 2026
5,163 Ξ”
v9.4.1 Released May 7, 2026
1,359 Ξ”
v9.4.0 Released April 30, 2026
9,522 Ξ”
v9.3.8 Released July 15, 2026
2,163 Ξ”
v9.3.7 Released June 25, 2026
471 Ξ”

Top Contributors in v9.5.1

drempapis
yungene
JonasKunz
smalyshev
reugn
ebarlas
richard-dennehy
iverase
tlrx
ivancea

Directory Browser for v9.5.1

We haven't yet finished calculating and confirming the files and directories changed in this release. Please check back soon.

GitClear uses cookies to ensure you get the best experience on our website. Learn more about our cookie policy