[Beowulf] Slightly OT: storage performance

Chris Samuel csamuel at vpac.org
Thu Nov 9 23:23:32 EST 2006


On Friday 10 November 2006 09:09, Joe Landman wrote:

>    My question is this:  apart from using huge file sizes to see raw
> disk performance, what do you considered good performance on the various
> tests, either in the huge file size regime, or in the cache interaction
> regime?  Basically which tests are most meaningful to your workloads?
> Are the raw disk data really the most useful datum?

Because of our diversity of users (500+ from 8 separate universities covering 
a myriad of fields) we can't really been able to pick anything better than 
Bonnie++ so far.

The raw data does seem to give a generally reasonable indication of how well a 
system can do I/O, for us at least.

cheers,
Chris
-- 
 Christopher Samuel - (03)9925 4751 - VPAC Deputy Systems Manager
 Victorian Partnership for Advanced Computing http://www.vpac.org/
 Bldg 91, 110 Victoria Street, Carlton South, VIC 3053, Australia

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