From: Brian B. <bbi...@us...> - 2011-04-26 16:40:56
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John Haechten <jhaechten@Crossroads.com> wrote on 04/26/2011 09:30:48 AM: > > I am using linux kernel 2.6.18 There's your problem. You need a newer kernel for big_writes to have an effect. On 2.6.18, you can get larger write sizes by mounting with -o direct_io. That option can harm the performance of streaming reads or small writes, but depending on your access pattern, it could be a net win. Cheers, Brian |