Re: [OMPI users] OpenMPI and valgrind

2011-12-18 Thread Ralph Castain
You should be able to just run valgrind on your application. Just execute your job with: mpirun valgrind On Dec 18, 2011, at 11:27 AM, Mudassar Majeed wrote: > Dear people, > I am using MPI over a supercomputing center. I don't > have access to install OpenMPI again

Re: [OMPI users] Accessing OpenMPI processes on EC2 machine over Internet using ssh

2011-12-18 Thread Ralph Castain
On Dec 18, 2011, at 4:43 PM, Jaison Paul wrote: > We have reported this before. We are still not able to do it, fully. > > However partially successful, now. We have used a machine with static IP > address > and modified the router settings by opening all ssh ports. Master runs on this > machin

Re: [OMPI users] Quick question on compiling Openmpi w/ Torque and Infiniband

2011-12-18 Thread Ralph Castain
On Dec 18, 2011, at 5:25 PM, Chaitanya Krishna wrote: > Hello there, > I am trying to compile openmpi with Torque and Infiniband. > The thing is that Torque is installed on the headnode and the > Infiniband installation is available only on the slave nodes. I am > trying to build openmpi on a sla

[OMPI users] Quick question on compiling Openmpi w/ Torque and Infiniband

2011-12-18 Thread Chaitanya Krishna
Hello there, I am trying to compile openmpi with Torque and Infiniband. The thing is that Torque is installed on the headnode and the Infiniband installation is available only on the slave nodes. I am trying to build openmpi on a slave node with the following configure options. ./configure --prefix

[OMPI users] Accessing OpenMPI processes on EC2 machine over Internet using ssh

2011-12-18 Thread Jaison Paul
We have reported this before. We are still not able to do it, fully. However partially successful, now. We have used a machine with static IP address and modified the router settings by opening all ssh ports. Master runs on this machine and the slaves on EC2. Now we can run the "Hello world" ove

[OMPI users] OpenMPI and valgrind

2011-12-18 Thread Mudassar Majeed
Dear people,   I am using MPI over a supercomputing center. I don't have access to install OpenMPI again with enabling valgrind. I need to check the memory leaks in my application. How can I see in which line of my code of MPI application there is memory leak ??? Supercomput

Re: [OMPI users] Error launching w/ 1.5.3 on IB mthca nodes

2011-12-18 Thread Yevgeny Kliteynik
On 16-Dec-11 4:28 AM, Jeff Squyres wrote: > Very strange. I have a lot of older mthca-based HCAs in my Cisco MPI test > cluster, and I don't see these kinds of problems. > > Mellanox -- any ideas? So if I understand it right, you have a mixed cluster - some machines with ConnecX HCAs family (ml