Disk IO issues
Corey Chandler
lists at sequestered.net
Wed Dec 31 23:18:47 UTC 2008
Mike McGrath wrote:
> Lets pool some knowledge together because at this point, I'm missing
> something.
>
> I've been doing all measurements with sar as bonnie, etc, causes builds to
> timeout.
>
> Problem: We're seeing slower then normal disk IO. At least I think we
> are. This is a PERC5/E and MD1000 array.
>
1. Are we sure the array hasn't lost a drive?
2. What's your scheduler set to? CFQ tends to not work in many
applications where the deadline scheduler works better...
-- Corey "Jay" Chandler
More information about the Fedora-infrastructure-list
mailing list