[OMPI users] mpirun example program fail on multiple nodes - unable to launch specified application on client node

2009-11-05 Thread qing pang
- output of ompi_info -all config.log - OpenMPI logfile machine.linux - the machinefile used in mpirun command -- Sincerely, Qing Pang (601) 979 0270 mpirun_info.tar.gz Description: application/gzip - MPIRUN fa

Re: [OMPI users] mpirun example program fail on multiple nodes - unable to launch specified application on client node

2009-11-05 Thread Qing Pang
On Nov 5, 2009, at 3:19 PM, qing pang wrote: 1) I'm trying to run opemMPI with the following setting: 1 PC (as master node) and 1 notebook (as client node) connected to an ethernet router through ethernet cable. Both running Ubuntu 8.10. There's no other connections. - Is this se

[OMPI users] Problem with mpirun -preload-binary option

2009-11-10 Thread Qing Pang
I'm having problem getting the mpirun "preload-binary" option to work. I'm using ubutu8.10 with openmpi 1.3.3, nodes connected with Ethernet cable. If I copy the executable to client nodes using scp, then do mpirun, everything works. But I really want to avoid the copying, so I tried the -prel

Re: [OMPI users] Problem with mpirun -preload-binary option

2009-11-11 Thread Qing Pang
ith it. On Nov 10, 2009, at 2:02 PM, Qing Pang wrote: I'm having problem getting the mpirun "preload-binary" option to work. I'm using ubutu8.10 with openmpi 1.3.3, nodes connected with Ethernet cable. If I copy the executable to client nodes using scp, then do mpirun, everyt

Re: [OMPI users] Problem with mpirun -preload-binary option

2009-11-12 Thread Qing Pang
said, you -should- be able to use it for that purpose, but I expect you may hit a few quirks like this along the way. On Nov 11, 2009, at 9:16 AM, Qing Pang wrote: > Thank you very much for your help! I believe I do have password-less ssh set up, at least from master node to client no

[OMPI users] benchmark - mpi_reduce() called only once but takes long time - proportional to calculation time

2009-11-25 Thread Qing Pang
Dear users, I'm running the popular Calculate PI program on a 2 node setting running ubuntu 8.10 and openmpi1.3.3(with default settings). Password-less ssh is set up but no cluster management program such as network file system, network time protocol, resource management, scheduler, etc. The t

Re: [OMPI users] benchmark - mpi_reduce() called only once but takes long time - proportional to calculation time

2009-12-04 Thread Qing Pang
ion of the timing results. Qing Pang wrote: I'm running the popular Calculate PI program on a 2 node setting running ubuntu 8.10 and openmpi1.3.3(with default settings). Password-less ssh is set up but no cluster management program such as network file system, network time protocol, reso