Re: [OMPI users] map-by node with openmpi-1.7.5a1

2014-02-22 Thread tmishima
Okay, I will verify your patch. It's exciting for me. Pleaes give me a time. I was reviewing rmapa_rr_mappers.c simultaneously with your work. I found some minor problems additionally. To avoid confusion, I will report them after this job will be completed. By the way, binding problem will be a

Re: [OMPI users] map-by node with openmpi-1.7.5a1

2014-02-22 Thread Ralph Castain
I'm afraid that patch didn't solve the problem when I tested it - it resolved a problem of cpus-per-rank > 1, but not the case of descending order of slots. Took a little more work, but I believe the patch in r30798 (based on yours) completes the job. FWIW: the "hetero-nodes" flag is a bit of a

Re: [OMPI users] map-by node with openmpi-1.7.5a1

2014-02-19 Thread tmishima
Hi Ralph, I've found the fix. Please check the attached patch file. At this moment, nodes in hostfile should be listed in ascending order of slot size when we use "map-by node" or "map-by obj:span". The problem is that the hostfile created by Torque in our cluster always lists allocated nodes i

[OMPI users] map-by node with openmpi-1.7.5a1

2014-02-18 Thread tmishima
Hi Ralph, I did overall verification of rr_mapper, and I found another problem with "map-by node". As far as I checked, "map-by obj" other than node worked fine. I myself do not use "map-by node", but I'd like to report it to improve reliability of 1.7.5. It seems too difficult for me to resolve