Re: [OMPI users] Fw: system() call corrupts MPI processes

2012-01-19 Thread Randolph Pullen
when started manually ? Doh ! From: Randolph Pullen To: Ralph Castain ; Open MPI Users Sent: Friday, 20 January 2012 2:17 PM Subject: Re: [OMPI users] Fw: system() call corrupts MPI processes Removing the redirection to the log makes no difference. Runnin

Re: [OMPI users] Fw: system() call corrupts MPI processes

2012-01-19 Thread Randolph Pullen
the perl both methods are identical. BTW - the perl is the server the openMPI is the client. From: Ralph Castain To: Randolph Pullen ; Open MPI Users Sent: Friday, 20 January 2012 1:57 PM Subject: Re: [OMPI users] Fw: system() call corrupts MPI processes

Re: [OMPI users] Fw: system() call corrupts MPI processes

2012-01-19 Thread Ralph Castain
That is bizarre. Afraid you have me stumped here - I can't think why an action in the perl script would trigger an action in OMPI. If your OMPI proc doesn't in any way read the info in "log" (using your example), does it still have a problem? In other words, if the perl script still executes a s

[OMPI users] Fw: system() call corrupts MPI processes

2012-01-19 Thread Randolph Pullen
FYI - Forwarded Message - From: Randolph Pullen To: Jeff Squyres Sent: Friday, 20 January 2012 12:45 PM Subject: Re: [OMPI users] system() call corrupts MPI processes I'm using TCP on 1.4.1 (its actually IPoIB) OpenIB is compiled in. Note that these nodes are containers running in O