raid stripe size vs performance

Aldo Foot lunixer at gmail.com
Thu Aug 27 00:14:49 UTC 2009


On Thu, Aug 20, 2009 at 1:43 PM, Phill<phanback at yahoo.com> wrote:
> I'm rebuilding a RHEL 5 server used primarily for building code. It has perc 6i controller and I'm installing 6 15K sas drives. The plan is to setup a raid 10 configuration for improved performance. Does anyone know if I can significantly increase or degrade my performance by selecting a larger stripe size? The default is 64k and I have read in a performance report that a 512k size may be more desirable for Linux systems. Thanks for any replies.
______

Each setup is particular to each environment. It depends
on the hardware and what it's used for.
The benchmarking utility bonie++ may give you insights
on your setup.

http://www.coker.com.au/bonnie++

~af




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