On Jun 5, 2012, at 10:30 AM, Jed Brown wrote: > On Tue, Jun 5, 2012 at 8:59 AM, Mark F. Adams <mark.adams at columbia.edu> > wrote: > I've got a consistent segv on the Cray at NERSC with 64K cores. No problems > with smaller jobs. > > It seems to happen in here: > > /* Done after init due to a bug in MPICH-GM? */ > ierr = PetscErrorPrintfInitialize();CHKERRQ(ierr); > > Do you have any more information? How did you identify that this was the > point of error?
printf surrounded by barriers. There are a lot of system calls in PetscErrorPrintfInitialize. I've added printfs to this and submitted the job so I should have that info tomorrow. > > > I can keep diving in, but anyone have any ideas on this? > > Mark > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120605/7fb6fd97/attachment.html>