Why would it happen only for np>8? Dominik
On Sat, Aug 6, 2011 at 12:57 AM, Jed Brown <jedbrown at mcs.anl.gov> wrote: > On Fri, Aug 5, 2011 at 16:41, Dominik Szczerba <dominik at itis.ethz.ch> > wrote: >> >> I did not yet >> valgrind etc. because I am in a desperate need to fix it quickly. > > It's usually harder to fix the problem by guessing than it is if you use > tools designed to help you. In this case, I suspect that different processes > are calling VecAssemblyBegin() and MatAssemblyBegin() with different > arguments or in a different order.
