[Paraview] lustre benchmark

David E DeMarle dave.demarle at kitware.com
Thu Jun 8 09:43:19 EDT 2017


On Thu, Jun 8, 2017 at 4:51 AM, Nigro, Francesco <
Francesco.Nigro at ferrari.com> wrote:

> Hi all,
>
> Does anyone benchmarked paraview on different filesystems?
>
>
I don't know the answer to that but would be interested in the results.


>
>
> Does a parallel fs, such as Lustre,  really boost performance?
>
>
Emphatically yes, with the caveat that the data has to be large, and the
format must be one that we have a parallel aware reader for. If the data is
small or every node has to read the same portions then performance will be
bad in parallel regardless and the PFS can make it worse.


>
>
> Any suggestions about best fs for paraview?
>
>
No opinion here. Lustre seems to be standard on most large machines.


>
>
> Many thanks,
>
> fn
>
> [image: Ferrari]
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