[lustre-discuss] benchmarking the lustre file system

Ben Evans bevans at cray.com
Thu Aug 25 06:46:35 PDT 2016

IIRC iozone does not use MPI, and has it's own config files, which can get
complex.  I found running something like xdd was more reliable and easier
to organize, though a little more care needs to be put into evaluating the
final results.  IOR is a much simpler and straightforward tool to use on a


On 8/25/16, 4:53 AM, "lustre-discuss on behalf of Pawel Dziekonski"
<lustre-discuss-bounces at lists.lustre.org on behalf of dzieko at wcss.pl>

>> I've recently encountered an issue with IOR and was wondering if
>> there were any other file system benchmarking tools that can be used
>> to test reads / writes to a lustre file system from multiple nodes.
>Pawel Dziekonski <pawel.dziekonski at wcss.pl>
>Wroclaw Centre for Networking & Supercomputing, HPC Department
>phone: +48 71 320 37 39, fax: +48 71 322 57 97, http://www.wcss.pl
>lustre-discuss mailing list
>lustre-discuss at lists.lustre.org

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