[petsc-users] Error when switching from MPIAIJ to MPIBAIJ

[Henning Sauerland]

Thanks for the quick reply.

On 09.06.2011, at 15:12, Jed Brown wrote:

> On Thu, Jun 9, 2011 at 15:03, Matthew Knepley <knepley at gmail.com> wrote:
> 2) If you want the matrix and vector to be divided the same way automatically, give them the same blocksize
> 
> Alternatively, just call MatGetVecs() to get compatible vectors after the matrix is configured.
> 
> Depending on how your spatial discretization is managed, you may want to specify the local sizes instead of letting PETSc choose something based on the global sizes.

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