As I said, please do a quick search on the "user" mailing list. There are numerous discussions there about how to do this. Here is another one that dealt with getting thru the Amazon firewall:
http://www.open-mpi.org/community/lists/users/2011/02/15646.php On Nov 30, 2011, at 1:58 PM, Jaison Paul wrote: > Ralph Castain <rhc <at> open-mpi.org> writes: > >> >> This has come up before - I would suggest doing a quick search of "ec2" on >> our > user list. Here is one solution: >> On Jun 14, 2011, at 10:50 AM, Barnet Wagman wrote:I've put together a simple > system for running OMPI on EC2 (Amazon's cloud computing service). If you're > interested, see >> >> >> >> http://norbl.com/ppe-ompi.html >> > > I have tried little bit more: > > I have set the MCA parameters as follows: > mpirun -np 1 --mca btl tcp,self --mca btl_tcp_if_exclude lo,eth0 -hostfile > hostinfo nbs-client -bynode > > But still failed and got the following error: > > Permission denied (publickey). > -------------------------------------------------------------------------- > A daemon (pid 24744) 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: clean termination accomplished > > I dont understand the "Permission denied (publickey)" error. I access the EC2 > instance using password-less ssh as follows: > > ssh ubuntu <at> ec2-67-202-**-***.compute-1.amazonaws.com > > So, what went wrong? > > hostinfo file is: > > [jmulerik <at> jaison Client]$ cat hostinfo > localhost > ubuntu <at> ec2-67-202-48-118.compute-1.amazonaws.com > > Jaison > > > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users