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

Hello, I can confirm that using these flags: --mca btl_openib_receive_queues P,65536,120,64,32 --mca btl_openib_cpc_include rdmacm I am able to run Open MPI version 2.0.1 over a RoCE fabric. Hope this helps Thank you, Brendan Myers Software Forge From: users

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

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

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

Can you configure with —enable-debug and run with —mca btl_base_verbose 100 and provide the output? It may indicate why neither udcm nor rdmacm are available. -Nathan > On Dec 14, 2016, at 2:47 PM, Dave Turner wrote: > >