Johan Hake wrote: > On Monday 17 August 2009 19:19:40 Anders Logg wrote: >> On Mon, Aug 17, 2009 at 07:09:11PM +0200, DOLFIN wrote: >>> changeset: 6762:ca407204632a1b0430099c243c915a151b2bd941 >>> parent: 6759:efc24a341e41e9e0c83616be4613d819fe95ccb6 >>> user: Anders Logg <l...@simula.no> >>> date: Mon Aug 17 19:08:56 2009 +0200 >>> files: site-packages/dolfin/compile_function.py >>> site-packages/dolfin/jit.py description: >>> Make JIT compiler work in parallel. The process number is added to the >>> signature to create a unique signature for each process. This means that >>> each process will compile its own form. This may not be optimal and could >>> possibly be handled by Instant. On the other hand, it seems to work >>> nicely and might also be advantageous when processes don't share a common >>> cache. >> The Poisson Python demo now runs as is without the need for first >> running it in serial (to handle JIT compilation): > > Did it not work before this change? I know Martin added some file locks to > prevent simultaneous compilations of the same module. > >> mpirun -n 4 python demo.py > > Do I have to set some environmental variables to make this work. I can't get > it to work (probably some stupid error) :P > > Johan > > When running the above command I get: > > ssh: connect to host hake-laptop port 22: Connection refused
This looks like a known bug in the Ubuntu MPI package http://www.open-mpi.org/community/lists/users/2009/03/8571.php https://bugs.launchpad.net/ubuntu/+source/openmpi/+bug/365122 Garth > -------------------------------------------------------------------------- > A daemon (pid 32065) died unexpectedly with status 255 while attempting > to launch so we are aborting. > > There may be more information reported by the environment (see above). > > This may be because the daemon was unable to find all the needed shared > libraries on the remote node. You may set your LD_LIBRARY_PATH to have the > location of the shared libraries on the remote nodes and this will > automatically be forwarded to the remote nodes. > -------------------------------------------------------------------------- > -------------------------------------------------------------------------- > mpirun noticed that the job aborted, but has no info as to the process > that caused that situation. > -------------------------------------------------------------------------- > mpirun: clean termination accomplished > > > > _______________________________________________ > DOLFIN-dev mailing list > DOLFIN-dev@fenics.org > http://www.fenics.org/mailman/listinfo/dolfin-dev _______________________________________________ DOLFIN-dev mailing list DOLFIN-dev@fenics.org http://www.fenics.org/mailman/listinfo/dolfin-dev
