On 2007-05-27 at 10:28, Huang wen hui wrote: > hi, > I install CURRENT with zfs root fs on my notebook(T60P). GENERIC > configuration > without INVARIANTS and WITNESS. > I run a program to test. This program basically read a few small files > and calcuate and output a small file. > On FreeBSD6.2, iostat show that It generate a few io operation. > But on zfs, generate a lot: <snip> This could be the same thing Nick Gustas and I have been seeing. Try setting vfs.zfs.prefetch_disable="1" in loader.conf, this made things "normal" for me. -- Ståle Kristoffersen staalebk_at_ifi.uio.noReceived on Mon May 28 2007 - 21:48:30 UTC
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