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.

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