[petsc-users] Getting infos out of MUMPS

Clemens Domanig clemens.domanig at uibk.ac.at
Fri Jul 22 01:12:39 CDT 2011


So there is no way to get it by calling a nice C-function?
Clemens

Hong Zhang wrote:
> Run your code with '-ksp_view' if PETSc KSP is used, e.g.,
> ~petsc/src/ksp/ksp/examples/tutorials/ex2.c:
> 
> ./ex2 -pc_type lu -pc_factor_mat_solver_package mumps -ksp_view
> ...
>             MUMPS run parameters:
>               SYM (matrix type):                   0
> ...
>               INFOG(12) (number of off-diagonal pivots): 0
> Hong
> 
> On Thu, Jul 21, 2011 at 8:53 AM, Clemens Domanig
> <clemens.domanig at uibk.ac.at> wrote:
>> Hi,
>>
>> I'm looking for an example how to get informations back from MUMPS. I want
>> the INFO(12) - after factorization (MUMPS manual 4.9.2 page 29). I don't get
>> it how to use this via Petsc. Would MatMumpsSetIcntl be the right choise?
>> Thx - Clemens
>>



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