NATS - v2.9.12

Changelog

Go Version

• 1.19.5: Both the release executables and Docker images are built with this Go release

Added

• OS/Arch
  • Add support for dragonfly BSD (#3804)

Improved

• JetStream
  • Use highwayhash to optimize difference tracking for stream, consumer, and cluster snapshots (#3780)
  • Add small tolerance in lag for stream and consumer health checks (#3794)
  • Various optimizations related to snapshots and memory usage (#3828, #3831, #3837) Thanks to @MauriceVanVeen for the collaboration on this issue.

Fixed

• JetStream
  • Update numCores and maxProcs if altered by container limits (#3796)
  • Fix filtered state for all subjects when the first sequences are deleted (#3801)
  • Updating a stream to direct gets would fail direct gets (#3806)
  • Force consumer replicas to match for interest-based policy streams (#3817)
  • Assign signal subscription to consumer when created (#3808)
  • Properly process updates on a stream on restart (#3818)
  • Select consumer peer(s) from active/online peers only on creation (#3821)
  • Sourced streams that do not overlap subjects were incorrectly reported as a cycle (#3825)
  • Fix for isGroupLeaderless when JS not available due to shutdown (#3830)
  • Deadlock on data loss when holding mb lock (#3832)
  • Fix consumer not getting messages after filter update (#3829)
  • Fix current consumers not getting messages after purge (#3838) Thanks to @pcsegal for the report!

Updated Dependencies

• github.com/klauspost/compress - v1.15.15
• github.com/nats-io/nats.go - v1.23.0
• golang.org/x/time - v0.3.0

Complete Changes

https://github.com/nats-io/nats-server/compare/v2.9.11...v2.9.12