<div class="gmail_quote">On Mon, Jul 23, 2012 at 10:19 PM, Barry Smith <span dir="ltr"><<a href="mailto:bsmith@mcs.anl.gov" target="_blank">bsmith@mcs.anl.gov</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
Yes, but is PETSc built with MPI? PETSc does not decide on which core to run the program, but MPI might.</blockquote></div><br><div>Well, PETSc is setting affinity if it can when you use threads.</div>