[petsc-users] Optimized run crashes on one machine but not another

Matthew Knepley knepley at gmail.com
Wed Aug 28 21:22:54 CDT 2013


On Wed, Aug 28, 2013 at 4:53 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> Garnet Vaz <garnet.vaz at gmail.com> writes:
>
> > Hi Matt,
> >
> > Within gdb how can I view an IS? I tried 'call ISView(*partition,0)'
> > following the VecView() syntax but it causes a segmentation fault
> > inside gdb.
>
> That'll work if you're passing an IS and it's not already corrupt.
>

Just to recap, I have run in both debug and optimized with complex, and
through valgrind,
and I get no problems on my machine (using downloaded MPICH).

I think we will need you to narrow it down with the debugger there.

  Thanks,

     Matt

-- 
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
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