- Added Leafnodes support with a configurable dial timeout option for high‑latency links
- Fixed a logger deadlock that could occur on close errors
- Fixed a JetStream bug that could cause data loss during idempotent stream creation after node catch‑up
Release v2.14.5
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Upgrade to Go 1.25.12 and bump critical dependencies (klauspost/compress v1.19.2, golang.org/x/crypto v0.55.0).
Decoupled Raft transport and increased disk concurrency (now configurable) with several JetStream performance and memory optimizations;
Decoupled JetStream Raft transport and increased disk concurrency semaphore to 4096 (configurable via max_concurrent_io) to improve performance and memory handling;