[CentOS] benchmarking large RAID arrays
feizhou at graffiti.net
Thu Sep 14 01:22:25 UTC 2006
chrism at imntv.com wrote:
> I'm just wondering what folks are using to benchmark/tune large arrays
> these days. I've always used bonnie with file sizes 2-3 times physical
> RAM. Maybe there's a better way?
Depends on your needs. You want to simulate as close as possible your
A lot of the commonly used tests such as bonnie/bonnie++ proved
inappropriate when you want sync behaviour. I don't know about now but
bonnie did not do fsync calls and so performance was better with it than
real world performance for cases where fsync was used in the application.
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