Re: [OMPI users] OpenMPI slow with Infiniband

2018-03-22 Thread Dave Turner
Supun, Can you provide more information about the tests like the InfiniBand and Ethernet hardware you're testing on? I'd also suggest trying the NetPIPE benchmark and posting the graphs for MPI tests over both InfiniBand and Ethernet. NetPIPE can also test directly at the InfiniBand layer so

Re: [OMPI users] hwloc, OpenMPI and unsupported OSes and toolchains

2018-03-22 Thread Tim Kelly
My apologies for the duplicate posts. This was originally sent from my university email account. However, there was a configuration error at the mailing list host site that prevented email exchange between the host and my university, including confirmation that I had subscribed. Jeff Squyres