[petsc-users] Error with parallel solve

[Manav Bhatia]

> On Apr 8, 2019, at 2:19 PM, Stefano Zampini <stefano.zampini at gmail.com> wrote:
> 
> You can circumvent the problem by using a sequential solver for it. There's a command line option in petsc as well as API that allows you to do so. -mat_mumps_icntl_13 1

Stefano, 

  Do you know if there is a performance penalty to using this option as opposed to fixing it with the patch? 

-Manav
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