Re: [OMPI users] openmpi hangs when running on more than one node (unless i use --debug-daemons )

2010-12-28 Thread Ralph Castain
All --debug-daemons really does is keep the ssh session open after launching the remote daemon and turn on some output. Otherwise, we close that session as most systems only allow a limited number of concurrent ssh sessions to be open. I suspect you have a system setting that kills any running j

Re: [OMPI users] openmpi hangs when running on more than one node (unless i use --debug-daemons )

2010-12-28 Thread Advanced Computing Group University of Padova
yes i've tested 'em In fact using the --debug-daemons switch everything works fine! (and i see that on the nodes a process calles orted... is started whenever i launch a test application) I believe this is a environment variables problem On Mon, Dec 27, 2010 at 10:16 PM, David Zhang wrote: >