influxdata/influxdb v2.9.0

V2.9.0

on GitHub

In addition to the list of changes below, please also see the official release notes for other important information about this release.

v2.9.0 [2026/05/01]

Bug Fixes

1. fde85a2: Update GPG and build influx_tools in build
2. fd1751f: Update security group to use default one for vpc
3. 95c7f17: Existing iterators in a would leak reference counts
4. cff46ca: Return InfluxQL JSON marshaling errors correctly
5. a4f0220: Call findGenerations once per compaction plan
6. dc9e5c8: Add rustlib path
7. 124ca8f: Reduce lock contention and races in purger
8. e071a23: Handle nested low-level files in compaction
9. 103264e: Sort files for adjacency testing
10. e3a77d4: Fix condition check for optimization of array cursor (tsm1)
11. a50b420: Reduce unnecessary purger operations and logging
12. 21c78b4: Full compactions not scheduled under some circumstances
13. 3e19eed: Reduce excessive CPU usage during compaction planning
14. 58fa2ab: Limit number of concurrent optimized compactions
15. c0b35b7: PlanOptimize is running too frequently
16. c4a18c8: Use correct path in open WAL error message
17. ced2944: Correct locking bug when deleting a series
18. e1a7cd3: Fix closing channel created twice in points writer (coordinator)
19. e4c88be: Ignore empty index error deleting last measurement
20. 4e7dcc4: Do not escape CSV output
21. 54bf95c: Support absolute file paths in check-schema
22. 38156bc: Series file index compaction

Features

1. abb825b: Update UI release to OSS-v2.9.0
2. a659d5f: Enable token hashing by default
3. a74e111: Improved config and env override handling
4. 533e9f7: Port improved env overrides from master-1.x
5. 03d0dbb: Add check for MaxAgeSeconds for EDR
6. d1deda2: Add gzip compression level configuration to backups
7. b835658: Cleanup tasks bbolt entries during org deletion
8. ba5455f: Adds nil check to SetNewReadersBlocked
9. 0341909: Add CheckedClose test helper
10. b6bc458: Upgrade flux to v0.200.0 and go to 1.25.8
11. fa0ae4a: Adds logging when there are no shards during backup and restore
12. ef1dd6b: Update rpm to use owned_dirs and update ci-packager-next
13. 9a0b63b: Bubble error up to writer if fields are dropped
14. 5bebb3e: Logging and fsync delay for retention deletion
15. a38cc1f: Update to go 1.24.13
16. 059d3de: Modify optimized compaction holdoff to use debug logging
17. 2c4934f: Cache generation and sequence to reduce TSM filename parsing
18. 6453347: Adds property based testing framework for compaction
19. 25c2f56: Defer cleanup for log/index compactions, add debug log
20. 70cef2c: Add new logging for compaction level 5 and remove bug with opt holdoff time
21. afdbd16: Adds LastModifiedOrErr to expose error for LastModified
22. 181d133: Add CompactPointsPerBlock config option
23. 9a3dc55: Adds functionality to clear out bad shard list
24. 1e4693a: Modify optimized compaction to cover edge cases
25. 2ff5d01: Add retention policy scoped deletes to v1 queries
26. 9f5e29f: Update go to 1.24.11
27. 216beca: Extract meta.db from 2.x Bolt file
28. ca05a4e: Update perf_test.sh to use different security group
29. bf563c6: Update hardcoded subnet for perf-test.sh

Other

1. cd043ba: Chore: bump github.com/jackc/pgx/v5 from 5.8.0 to 5.9.2
2. 288e524: Chore: update to go 1.25.9
3. 79f5bf9: Docs: update v2 README for clarity and version context
4. 19f0cd6: Chore: reduce string allocations in TSI series cache
5. f67d857: Chore: improve logging on compaction failures
6. eb8c4e6: Chore: remove TokenMigrator and related code
7. d89cf61: Chore: CI improvements
8. 1729869: Chore: add authorization store constructor options
9. 6b045f4: Chore: add shard to compaction logging as in 1.X