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@yanliang567 yanliang567 released this 29 Mar 13:36
· 5371 commits to master since this release
v2.2.5
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2.2.5

Release date: 29 March, 2023

Milvus version Python SDK version Java SDK version Go SDK version Node.js SDK version
2.2.5 2.2.4 2.2.4 2.2.1 2.2.4

Security

Fixed MinIO CVE-2023-28432 by upgrading MinIO to RELEASE.2023-03-20T20-16-18Z。

New Features

  • First/Random replica selection policy

    This policy allows for a random replica selection if the first replica chosen under the round-robin selection policy fails. This improves the throughput of database operations.

Bug fixes

  • Fixed index data loss during the upgrade from Milvus 2.2.0 to 2.2.3.

    • Fixed an issue to prevent DataCoord from calculating segment lines by stale log entries num (#23069)
    • Fixed DataCoord's meta that may be broken with DataNode of the prior version (#23031)

  • Fixed DataCoord Out-of-Memory (OOM) with large fresh pressure.

    • Fixed an issue to make DataNode's tt interval configurable (#22990)
    • Fixed endless appending SIDs (#22989)

  • Fixed a concurrency issue in the LRU cache that was caused by concurrent queries with specified output fields.

    • Fixed an issue to use single-flight to limit the readWithCache concurrent operation (#23037)
    • Fixed LRU cache concurrency (#23041)
    • Fixed query performance issue with a large number of segments (#23028)
    • Fixed shard leader cache
    • Fixed GetShardLeader returns old leader (#22887) (#22903)
    • Fixed an issue to deprecate the shard cache immediately if a query failed (#22848)
    • Fixed an issue to enable batch delete files on GCP of MinIO (#23052) (#23083)
    • Fixed flush delta buffer if SegmentID equals 0 (#23064)
    • fixed unassigned from resource group (#22800)
    • Fixed load partition timeout logic still using createdAt (#23022)
    • Fixed unsub channel always removes QueryShard (#22961)

Enhancements

  • Added memory Protection by using the buffer size in memory synchronization policy (#22797)
  • Added dimension checks upon inserted records (#22819) (#22826)
  • Added configuration item to disable BF load (#22998)
  • Aligned the maximum dimensions of the DisANN index and that of a collection (#23027)
  • Added checks whether all columns aligned with same num_rows (#22968) (#22981)
  • Upgraded Knowhere to 1.3.11 (#22975)
  • Added the user RPC counter (#22870)
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