Re: [OMPI users] rdmacm and udcm failure in 2.0.1 on RoCE

2016-12-15 Thread Dave Turner
Nathan: Thanks for providing the debug flags. I've attached the output (NetPIPE.debug1) which basically shows that for RoCE the udcm_component_query() will always fail. Can someone verify if this is correct that udcm is not supported for RoCE? When I change the test to force usage it does n

[OMPI users] install OpenMPI on CentOS in HPC

2016-12-15 Thread Mahmoud MIRZAEI
Dears, May you please let me know if there is any procedure to install OpenMPI on CentOS in HPC? Thanks. Mahmoud ___ users mailing list users@lists.open-mpi.org https://rfd.newmexicoconsortium.org/mailman/listinfo/users

Re: [OMPI users] How to yield CPU more when not computing (was curious behavior during wait for broadcast: 100% cpu)

2016-12-15 Thread Thomas Röhl
On 14.12.2016 08:00, Andreas Schäfer wrote: On 14:24 Mon 12 Dec , Dave Love wrote: Andreas Schäfer writes: Yes, as root, and there are N different systems to at least provide unprivileged read access on HPC systems, but that's a bit different, I think. LIKWID[1] uses a daemon to provide