memory consumed : using log_summary

Matthew Knepley knepley at gmail.com
Wed Sep 16 14:28:04 CDT 2009


These are only statistics for process 0. We have never implemented global
memory stats.

  Matt

On Wed, Sep 16, 2009 at 2:20 PM, Ravi <rxk at cfdrc.com> wrote:

>       Hi all,
>
>                 This is Ravi Kannan from CFD Research Corporation. How
> does one interpret the memory consumed (in parallel) for object types like
> Vec Scatter, matrix  etc when using the output obtained from log_summary.
> For instance, the “Matrix” object type in many simulations decrease half in
> size when the # of procs is doubled. So is the number shown as simple as the
> average size stored per processor OR is am I missing something more deeper?
>
> Thanks in advance
>
> Ravi
>
>   Ravi Kannan, PhD
>
> Research Engineer
>
> CFD Research Corporation
>
> 215 Wynn Drive, Suite 501
>
> Huntsville, AL  35805
>
> (256)726-4851
>
> rxk at cfdrc.com
>
>
>
>


-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20090916/3b7ba1c9/attachment.htm>


More information about the petsc-users mailing list