On Wed, Feb 13, 2013 at 02:21:50PM +0100, Kevin Wolf wrote: > iozone results with and without this series show significant difference > for allocating writes: > > random random > KB reclen write rewrite read reread read write > > base 65536 8 1727 1945 12546 12539 2449 1836 > patch 65536 8 1934 1949 12263 12521 2463 1796 > > base 1048576 256 22344 38437 105823 106135 37743 32167 > patch 1048576 256 35989 38542 105231 105994 38301 33036
I imagine the benefit is even greater for 4 KB or 8 KB blocksize? Stefan
