Re: [OMPI users] Specifying GPU on mpi

2011-12-12 Thread Erin Rasmussen
I'm connected with the forums at Nvidia now. Thanks! On 12/12/2011 03:20 PM, Andreas Schäfer wrote: On 15:10 Mon 12 Dec , Erin Rasmussen wrote: I just need to have a pretty good idea of how to run the benchmark with GPUs because we would like to get into the Top 500. I may be wron

Re: [OMPI users] Specifying GPU on mpi

2011-12-12 Thread Erin Rasmussen
that the GPUs needed to be specified through the hostfile of mpirun, but I guess I'm wrong. Since this isn't really an openmpi question, do you know of any knowledge bases about HPL on GPUs? On 12/12/2011 03:00 PM, Andreas Schäfer wrote: On 14:53 Mon 12 Dec , Erin Rasmussen wrote:

Re: [OMPI users] Specifying GPU on mpi

2011-12-12 Thread Erin Rasmussen
w about GPUs. Just select the GPU like you weren't using MPI at all. HTH -Andreas On 14:44 Mon 12 Dec , Erin Rasmussen wrote: I have multiple GPUs on a node in my cluster and am trying to run some benchmarks on the system. However, since my department is in research and has a job syst

[OMPI users] Specifying GPU on mpi

2011-12-12 Thread Erin Rasmussen
I have multiple GPUs on a node in my cluster and am trying to run some benchmarks on the system. However, since my department is in research and has a job system set up, I can only take one GPU offline to test until I are sure I know what I are doing. My problem is trying to set up the mpirun