[petsc-users] MUMPS failure

[Matthew Knepley]

On Mon, Mar 22, 2021 at 1:56 PM Chris Hewson <chris at resfrac.com> wrote:

> Hi All,
>
> I have been having a problem with MUMPS randomly crashing in our program
> and causing the entire program to crash. I am compiling in -O2 optimization
> mode and using --download-mumps etc. to compile PETSc. If I rerun the
> program, 95%+ of the time I can't reproduce the error. It seems to be a
> similar issue to this thread:
>
> https://lists.mcs.anl.gov/pipermail/petsc-users/2018-October/036372.html
>
> Similar to the resolution there I am going to try and increase icntl_14
> and see if that resolves the issue. Any other thoughts on this?
>

When it fails, do you get a stack trace?

 Thanks,

    Matt


> Thanks,
>
> *Chris Hewson*
> Senior Reservoir Simulation Engineer
> ResFrac
> +1.587.575.9792
>


-- 
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

https://www.cse.buffalo.edu/~knepley/ <http://www.cse.buffalo.edu/~knepley/>
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