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⇱ OpenZFS 2.4.1 Released With Linux 6.19 Compatibility, Many Fixes - Phoronix

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OpenZFS 2.4.1 Released With Linux 6.19 Compatibility, Many Fixes

Written by Michael Larabel in Linux Storage on 25 February 2026 at 05:57 AM EST. 14 Comments
Following the big OpenZFS 2.4 release back in December, OpenZFS 2.4.1 was released overnight to ship support for the latest Linux 6.19 stable kernel plus a variety of different bug fixes.

OpenZFS 2.4.1 brings full support for the Linux 6.19 stable series while continuing to retain support going back to Linux 4.18 or on the FreeBSD side continues working with FreeBSD 13.3 and newer. This release also fixes RISC-V and PowerPC support for the Linux 6.18 kernel.

OpenZFS 2.4.1 also fixes available space accounting for special/dedup, enhancements to zhack, various FreeBSD specific fixes, various sub-command additions for the OpenZFS utilities, improving async destroy processing timing, increasing parallel eviction batching in ARC, and various other updates and fixes.

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Downloads and more details on the new OpenZFS 2.4.1 point release via GitHub.

Michael Larabel is the principal author of Phoronix.com and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 20,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software. He can be followed via Twitter, LinkedIn, or contacted via MichaelLarabel.com.