[petsc-users] Accessing MUMPS INFOG values

Hong Zhang hzhang at mcs.anl.gov
Thu May 29 10:43:19 CDT 2014

> Is it possible to access the contents of MUMPS array INFOG (and INFO, RINFOG
> etc) via the PETSc interface?

Yes. Use the latest petsc (master branch).
See petsc/src/ksp/ksp/examples/tutorials/ex52.c

> I am working with SLEPc and am using MUMPS for the factorisation. I would
> like to access the contents of their INFOG array within our code
> particularly when an error occurs in order to determine whether any remedial
> action can be taken. The error code returned from PETSc is useful; any
> additional information from MUMPS that can be accessed from within ones code
> would be very helpful also.
> Many thanks in advance.
> M Asghar

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