Joshua Baker-LePain wrote: > On Wed, 4 Oct 2006 at 10:50am, Dan Stoner wrote > >>> At the time, I had a long discussion about it on nahant-list (see the >>> embarrassingly titled thread that starts here >>> <https://www.redhat.com/archives/nahant-list/2005-October/msg00271.html>) >>> with no resolution. And I brought it up again on the ext3 list in >>> April. >> >> It seems that some of the "performance sucks" feeling should actually >> be directed at the 3Ware RAID adapter that is common in those threads >> rather than the filesystem. > > Except for the fact that other FSes on the same hardware get far better > performance. These were my results using 2 7506-8 boards, each in > hardware RAID5 mode, with a software RAIDO on top: > > write read > ----- ---- > ext2 81 180 > ext3 34 222 > XFS 109 213 > Joshua, Did you do any other tuning to get the ext2 numbers? I have two 7506-4 boards that I can only seem to get 13/117 out of. Best Regards, Camron -- Camron W. Fox Hilo Office High Performance Computing Group Fujitsu America, INC. E-mail: cwfox at us.fujitsu.com