Re: [OMPI users] bind-to-socket across sockets with different core counts

2013-08-22 Thread Noah Knowles
Thanks and sorry, had a feeling I was missing something obvious! On 08/22/2013 02:56 PM, Ralph Castain wrote: You need to tell mpirun that your system doesn't have homogeneous nodes: --hetero-nodesNodes in cluster may differ in topology, so send

Re: [OMPI users] bind-to-socket across sockets with different core counts

2013-08-22 Thread Ralph Castain
You need to tell mpirun that your system doesn't have homogeneous nodes: --hetero-nodesNodes in cluster may differ in topology, so send the topology back from each node [Default = false] On Aug 22, 2013, at 2:48 PM, Noah Knowles wrote: > Hi, ne

[OMPI users] bind-to-socket across sockets with different core counts

2013-08-22 Thread Noah Knowles
Hi, newb here, so sorry if this is a dumb question but I haven't found an answer. I am running OpenMPI 1.7.2 on a small Rocks 6.1, Bladecenter H cluster. I am using the bind-to-socket option on nodes with different numbers of cores per socket. For the sample output below, compute-0-2 has two 6-

Re: [OMPI users] Finalize() does not return (UNCLASSIFIED)

2013-08-22 Thread Hazelrig, Chris CTR (US)
Classification: UNCLASSIFIED Caveats: NONE Thank you, Jeff and Eloi, for your help. Yes, any suggestions regarding profiling tools would be appreciated. I was also wondering if there are any MPI functions that can be used to assess communications status, too. The only MPI calls I am using are

Re: [OMPI users] Addendum to: Assembler instruction errors for push and pop during make

2013-08-22 Thread George Bosilca
The win_compat.h file is not only for 32 bits targets. However, it should be needed only for building Open MPI with VC, which is not your case. The file is automatically included (from opal_config_bottom.h) if a Windows target is detected (the define __WINDOWS__). So my guess is that your compil

[OMPI users] Detailed documentation on OpenMPI

2013-08-22 Thread mahesh
Hi, I am an newbie to all MPI concepts and I would like to understand the MPI source code thoroughly for an academic project. So, what I need is an detailed explanation of how every framework and module works. It would be really helpful if wise people could point me to right direction. Thanks,