[petsc-users] matrix distribution

Jed Brown jedbrown at mcs.anl.gov
Sun Apr 28 07:26:47 CDT 2013

Panruo Wu <armiuswu at gmail.com> writes:

> Hello,
> I have a question about the matrix distribution in Petsc.
> Can I define the distribution pattern as the output
> of graph partition software like METIS? Pointers
> to documentation/code about matrix distribution in Petsc
> would be very helpful.


After applying the partitioning, relabel your mesh (or whatever is the
source of your problem), migrate that data, and create a new matrix
using the new distribution.

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