[CentOS] Calling All FS Fanatics

Wed Oct 4 14:56:26 UTC 2006
Joshua Baker-LePain <jlb17 at duke.edu>

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 Baker-LePain
Department of Biomedical Engineering
Duke University