Re: [OMPI users] Closing pipes associated with repeated MPI comm spawns

2017-05-29 Thread r...@open-mpi.org
It looks like v3.0 is clean - probably best to update when it is released. We know there are issues with dynamics in the 2.x series, and put a special effort to eliminate them in 3.x. > On Apr 28, 2017, at 8:48 AM, Austin Herrema wrote: > > OMPI version 2.1.0. Should have clarified that initi

Re: [OMPI users] Problems with IPoIB and Openib

2017-05-29 Thread Gilles Gouaillardet
Alan, note you do not have to use the *-ib hostnames in your host_file these are only used for SSH, so since oob/tcp is running on your ethernet network, i guess you really want to use sm3 and sm4 host names. did you also run the same netcat test but in the other direction ? do you run 'mpi

Re: [OMPI users] pmix, lxc, hpcx

2017-05-29 Thread Marshall2, John (SSC/SPC)
Hi, Building with --disable-pmix-dstore, my program now works fine inside and outside the containers. When/if I have the time, I will investigate the "shared memory segments" aspects. Thanks, John On Fri, 2017-05-26 at 15:23 -0700, r...@open-mpi.org wrote: You can also get around it by configuri

[OMPI users] openmpi-v3.x-201705250239-d5200ea

2017-05-29 Thread Siegmar Gross
Hi, I have installed openmpi-v3.x-201705250239-d5200ea on my "SUSE Linux Enterprise Server 12.2 (x86_64)" with Sun C 5.14 and gcc-7.1.0. Unfortunately, my rankfiles don't work any longer. loki rankfiles 136 cat rf_loki_nfs1 rank 0=loki slot=0:0-3;1:0-1 rank 1=loki slot=1:2-5 rank 2=nfs1 slot=0:

[OMPI users] OPAL ERROR with openmpi-master-201705270239-a6f6113 on SuSE Linux

2017-05-29 Thread Siegmar Gross
Hi, I have installed openmpi-master-201705270239-a6f6113 on my "SUSE Linux Enterprise Server 12.2 (x86_64)" with Sun C 5.14 and gcc-7.1.0. Unfortunately, two of my small test programs fail with the same errors for different command lines. Everything works as expected if I only use the machine whi