On Tue, Jan 10, 2012 at 15:17, Stefano Zampini <stefano.zampini at gmail.com>wrote:
> Today I solved the bug for more than three levels with MULTILEVEL BDDC. If > I have time, tomorrow I will adapt the code to deal with local matrices > having a NearNullSpace object attached. Then the next step will be remove > explicit calls to METIS and use MatPartitioning routines. Jed: can you give > me some quick hints on how they behave? In particular, I wish to know if I > can assemble the adjacency on N procs and then partition it in M procs > (with M<N). Sorry for losing your message. This works for ParMETIS and some of the other partitioners, just call MatPartitioningSetNParts(). -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120119/cf08d415/attachment.html>
