On Wed, Jul 27, 2011 at 8:22 AM, Stefan Kolb <skolb at rocketmail.com> wrote:
> Hi, > > I have read in the user-manual that parallel sparse matrices are stored in > the > manner that the first n1 rows are stored on the process with rank 0 and the > next n2 rows on the process with rank 1 and so on. My question is now, is > it > possible to store for example the rows 0 to 24 and 50 to 74 on process with > rank 0 and 25 to 49 and 75 to 99 on process with rank 1 for a 100x100 > matrix > with two processes. > No. The effect of a permutation is accomplished with a MaOrdering. Matt > Best regards, > Stefan > -- 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/20110727/9312e4e9/attachment.htm>
