You know, it was a while back for me, too. It's possible I ended up using a system call to launch mpirun in 1.2.2 and just remembered that I had it working in the past.
Thanks for your help. > -----Original Message----- > From: users-boun...@open-mpi.org [mailto:users-boun...@open-mpi.org] On > Behalf Of Jeff Squyres > Sent: Tuesday, September 29, 2009 8:20 AM > To: Open MPI Users > Subject: Re: [OMPI users] "Failed to find the followingexecutable" > problemunder Torque > > On Sep 28, 2009, at 12:17 PM, Blosch, Edwin L wrote: > > > Command: ['mpirun', '--prefix /usr/mpi/intel/openmpi-1.2.8', '-np > > 8', '--mca btl > > > > Ah, yes, this would definitely be a problem. > > > whereas if I take the additional step of removing spaces from the > > arguments, it works: > > > > Command: ['mpirun', '--prefix', '/usr/mpi/intel/openmpi-1.2.8', > > '--machinefile', '/var/spool/torque/aux/7854.fwnaeglingio', '-np', > > '8', '--mca', 'btl', '^tcp', '--mca', 'mpi_leave_pinned', '1', '-- > > mca', 'mpool_base_use_mem_hooks', '1', '-x', 'LD_LIBRARY_PATH', '- > > x', 'MPI_ENVIRONMENT=1', '/tmp/7854.fwnaeglingio/ > > falconv4_ibm_openmpi', '-cycles', '10', '-ri', 'restart.5010', '- > > ro', '/tmp/7854.fwnaeglingio/restart.5010'] > > > > > > Somehow the handling of the argv list by orterun has changed in > > 1.2.8 as compared to 1.2.2-1, as the spawned command used to execute > > just fine. > > > > I'm guessing the elements in argv used to be split on spaces first, > > before being parsed, whereas now they are not, resulting in the > > first string being reported as an unrecognized option. > > > > > I don't think we've changed that level of command line parsing in a > long, long time, but then again 1.2.2 is a pretty long time ago. So I > guess it's possible...? (I honestly don't remember) > > -- > Jeff Squyres > jsquy...@cisco.com > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users
