[Lustre-discuss] Questions about benchmarking Lustre's local filesystem

Ron Croonenberg ronc at lanl.gov
Thu Feb 19 14:11:10 PST 2015


That depends on the number of IO nodes, compute nodes, lanes, switches 
LNETS, OSSs etc etc.  it is hard telling

On 02/19/2015 03:00 PM, teng wang wrote:
> Thanks for all your answers. I just took some time to understand
> how Obdfilter-survey works. It works fine for the Lustre local filesystem.
> But is there any Lustre tool that can directly profile the time spent
> on the network and on the disk for an application running at the
> user level?
>
> T
>
> On Thu, Feb 19, 2015 at 10:47 AM, teng wang <tzw0019 at gmail.com
> <mailto:tzw0019 at gmail.com>> wrote:
>
>     Is there any way to benchmark the local filesystem performance of
>
>     Lustre on the OSS side? For example, I want to benchmark the random
>
>     and sequential I/O bandwidth of the local filesystem of Lustre 2.5
>     using IOR.
>
>     Is there anyway to run IOR directly on its local filesystem without
>     having
>
>     to go through the network?
>
>
>     Thanks!
>
>     Teng
>
>
>
>
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