[CentOS] Calling All FS Fanatics

Camron W. Fox cwfox at us.fujitsu.com
Wed Oct 4 17:29:14 UTC 2006

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

	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 W. Fox
Hilo Office
High Performance Computing Group
Fujitsu America, INC.
E-mail:		cwfox at us.fujitsu.com

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