<div class="gmail_quote">On Mon, Jul 23, 2012 at 10:18 PM, Alexander Goncharov <span dir="ltr"><<a href="mailto:alexvg77@gmail.com" target="_blank">alexvg77@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
I do not use MPI. I am just launching two instances of ex2 manually.</blockquote></div><div><br></div><div>This is an essential detail. You need to set them to have different affinity.</div><div><br></div><div>We can't know about the affinity of other random processes on your machine. mpiexec provides a way to prevent MPI processes from conflicting. We do our best to prevent our own threads from conflicting. But after that, you're on your own.</div>