Re: [OMPI devel] OpenMPI, PLPA and Linux cpuset/cgroup support

2009-07-19 Thread Chris Samuel
- "Ralph Castain" wrote: > This will tell you what module is loaded. If PLPA -can- run, you > should see the linux module selected. Thanks Ralph, yes it is being selected. I'll carry on digging. cheers! Chris -- Christopher Samuel - (03) 9925 4751 - Systems Manager The Victorian Partn

Re: [OMPI devel] OpenMPI, PLPA and Linux cpuset/cgroup support

2009-07-19 Thread Chris Samuel
- "Chris Samuel" wrote: > I'll carry on digging. I've been trying to track back from the linux paffinity module to find some useful debugging info I can get my teeth into and I can see that the file: opal/mca/paffinity/base/paffinity_base_service.c seems to have lots of useful debugging

Re: [OMPI devel] OpenMPI, PLPA and Linux cpuset/cgroup support

2009-07-19 Thread Ralph Castain
Should just be -mca paffinity_base_verbose 5 Any value greater than 4 should turn it "on" On Jul 19, 2009, at 7:54 AM, Chris Samuel wrote: - "Chris Samuel" wrote: I'll carry on digging. I've been trying to track back from the linux paffinity module to find some useful debugging inf

Re: [OMPI devel] OpenMPI, PLPA and Linux cpuset/cgroup support

2009-07-19 Thread Ralph Castain
Something I should have mentioned. The paffinity_base_service.c file is solely used by the rank_file syntax. It has nothing to do with setting mpi_paffinity_alone and letting OMPI self-determine the process-to-core binding. You want to dig into the linux module code that calls down into th

Re: [OMPI devel] OpenMPI, PLPA and Linux cpuset/cgroup support

2009-07-19 Thread Chris Samuel
- "Ralph Castain" wrote: > Should just be > > -mca paffinity_base_verbose 5 > > Any value greater than 4 should turn it "on" Yup, that's what I was trying, but couldn't get any output. > Something I should have mentioned. The paffinity_base_service.c file > is solely used by the rank_f