Remove tmp_fdt_no_mmap feature flag. #130308
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After running this change for a week, no regressions where detected in nightly benchmarks that use index sorting.
| Pinging @elastic/es-storage-engine (Team:StorageEngine) |
| Hi @martijnvg, I've created a changelog YAML for you. |
martijnvg added the auto-backport 
martijnvg commented Jun 30, 2025
| - class: org.elasticsearch.qa.verify_version_constants.VerifyVersionConstantsIT | ||
| method: testLuceneVersionConstant | ||
| issue: https://github.com/elastic/elasticsearch/issues/125638 | ||
| - class: org.elasticsearch.index.store.FsDirectoryFactoryTests |
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This test got muted, because of release test failures. I forgot to adjust the unit test to only run if feature flag (that will be removed via this pr) is enabled.
martijnvg added v8.19.1 v9.1.0 and removed auto-backport 
martijnvg added v9.1.1 auto-backport 
| Thanks @ChrisHegarty! |
martijnvg added a commit to martijnvg/elasticsearch that referenced this pull request Jun 30, 2025
After running this change for a week, no regressions where detected in nightly benchmarks that use index sorting.
💔 Backport failed
You can use sqren/backport to manually backport by running |
elasticsearchmachine pushed a commit that referenced this pull request Jun 30, 2025
mridula-s109 pushed a commit to mridula-s109/elasticsearch that referenced this pull request Jul 3, 2025
After running this change for a week, no regressions where detected in nightly benchmarks that use index sorting.
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After running this change (#129538) for a week,
no regressions where detected in
nightly benchmarks that use index sorting.
While at the same time the median indexing throughput for logsdb with stored fields improved significantly:
https://elasticsearch-benchmarks.elastic.co/#tracks/logsdb/nightly/default/30d (nightly-elastic/logs-indexing-throughput)