Changelog
Refer to the 2.12 Upgrade Guide for backwards compatibility notes with 2.11.x.
Go Version
- 1.25.3
Added
General
- Added
write_timeoutoption for clients, routes, gateways and leafnodes which controls the behaviour on reaching thewrite_deadline, values can bedefault,retryorclose(#7513)
Improved
JetStream
- Stream catchups will now use delete ranges more aggressively, speeding up catchups of large streams with many interior deletes (#7512)
- Streams with subject transforms can now implicitly republish based on those transforms by configuring
>for both republish source and destination (#7515)
Fixed
JetStream
- A panic that could occur when recovering streams in parallel has been fixed (#7503)
- An off-by-one when detecting holes at the end of a filestore block has been fixed (#7508)
- Indexing a message block in the filestore no longer tries to adjust the cache first sequence (#7508)
- Writing skip message records in the filestore no longer releases and reacquires the lock unnecessarily (#7508)
- Writing message records only overwrites the cache first sequence on the first indexed write (#7508)
- Fixed a bug on metalayer recovery where stream and consumer monitor goroutines for recreated assets would run with the wrong Raft group (#7510)
- Scaling up an asset from R1 now results in an installed snapshot, allowing recovery after restart if interrupted, avoiding a potential desync (#7509)