Re: [OMPI users] Number of processes and spawn

2011-03-04 Thread Federico Golfrè Andreasi
Hi Ralph, I'm getting stuck with spawning stuff, I've downloaded the snapshot from the trunk of 1st of March ( openmpi-1.7a1r24472.tar.bz2), I'm testing using a small program that does the following: - master program starts and each rank prints his hostsname - master program spawn a slave progr

[OMPI users] OpenMPI 1.2.x segfault as regular user

2011-03-04 Thread Youri LACAN-BARTLEY
Hi, This is my first post to this mailing-list so I apologize for maybe being a little rough on the edges. I've been digging into OpenMPI for a little while now and have come across one issue that I just can't explain and I'm sincerely hoping someone can put me on the right track here. I'm

[OMPI users] Error in executing NAS Benchmarks

2011-03-04 Thread vaibhav dutt
Hi, I am trying to execute NAS benchmark across 2 Nodes, each having 4 cores. The execution works fine on a single node, but when I try to execute the benchmark across 2 Nodes, I get an error like: mpiexec -machinefile hostfile.txt -n 8 ./ep.A.8 bash: orted: command not found ---

Re: [OMPI users] Error in executing NAS Benchmarks

2011-03-04 Thread Jeff Squyres
It looks like your PATH is not set properly on the remote nodes to find the Open MPI installation. Check the FAQ for some details on this. On Mar 4, 2011, at 2:26 PM, vaibhav dutt wrote: > Hi, > > > I am trying to execute NAS benchmark across 2 Nodes, each having 4 cores. > The execution wor