AVX-512 xor_gen For Linux Updated & Looking Real Good For RAID Arrays

Posted by bob on Sep 3, 2026 1:14 PM EDT
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Being worked on the past few months for the Linux kernel has been an AVX-512 optimized version of xor_gen() that is used for generating and validating parity blocks such as with Linux's software RAID 5 and RAID 6 arrays. The latest iteration of AVX-512 xor_gen() was posted today and shows some impressive results on AMD Zen 5 hardware...

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