OpenZFS 2.3.0 Released: RAIDZ Expansion, Blazing Fast Deduplication, and More
2025-01-14
OpenZFS 2.3.0 is here! This release boasts exciting new features including RAIDZ expansion for adding devices to existing RAIDZ pools without downtime, blazing fast deduplication for significantly improved performance, direct I/O for bypassing ARC caching to boost efficiency on devices like NVMe, optional JSON output for most commands, and support for file/directory names up to 1023 characters. Numerous critical bug fixes and performance improvements round out this release. Supported platforms include Linux kernels 4.18-6.12 and FreeBSD releases 13.3, 14.0-14.2.
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