[Users] How to generate a profiling file using mpiP
Hee Il Kim
heeilkim at gmail.com
Tue Apr 1 16:38:15 CST 2008
>
> Erik,
>
> I just wanted to show you the increased communication time as the number
> of nodes. Most of differences between gettimeofday and getrusage come from
> "Boundary enforcement" step of BSSN_MoL and "Do the boundary condition" step
> of Whisky. The differences increase as the number of nodes and differ by
> cpus. I could not get more info, so I attached some files on this. Sorry for
> the mass spam numbers ^^
>
> Hee Il
>
> 2008/4/2, Erik Schnetter <schnetter at cct.lsu.edu>:
> >
> > Hee Il,
> >
> > below you only showed the total simulation time for each process. I
> > rather meant that the time spent e.g. in the evolution equations and
> > in the boundary conditions could be different between processes. The
> > total time will always be very similar since it is essentially
> > synchronised when the termination condition is communicated.
> >
> >
> >
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