[aspect-devel] Writing output in parallel

[Wolfgang Bangerth]

> Oh, one thing I forgot to mention is that I am not sure if we want one
> big file per time step. It might happen that paraview in parallel is
> less efficient reading one big file. One solution would be to write
> something like n*0.05 files, where n is the number of compute
> processes.

Yes, go with that. Make the reduction factor (here, 20) a run-time 
parameter so that people can choose whatever is convenient for them when 
visualizing. For single-processor visualization, one could set it equal 
to the number of MPI jobs, for example.

Cheers
  W.

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Wolfgang Bangerth               email:            bangerth at math.tamu.edu
                                 www: http://www.math.tamu.edu/~bangerth/