Re: [OMPI users] libfabric verb provider for iWARP RNIC

On Apr 11, 2016, at 2:38 PM, dpchoudh . wrote: > > If the vendor of a new type of fabric wants to include support for OpenMPI, > then, as long as they can implement a libfabric provider, they can use the > OFI MTL without adding any code to the OpenMPI source tree itself.

Re: [OMPI users] libfabric verb provider for iWARP RNIC

Hi Howard and all Thank you very much for the information. I have a follow up question: If the vendor of a new type of fabric wants to include support for OpenMPI, then, as long as they can implement a libfabric provider, they can use the OFI MTL without adding any code to the OpenMPI source

Re: [OMPI users] libfabric verb provider for iWARP RNIC

For the sake of completeness, let me put the answer here. I posted the question on libfabric mailing list and with their input, installed librdmacm-devel. After that and a rebuild, the issue went away. Thanks Durga We learn from history that we never learn from history. On Mon, Apr 4, 2016 at

Re: [OMPI users] libfabric verb provider for iWARP RNIC

Hi Howard Thank you very much for your suggestions. All the installation location in my case are the default ones, so that is likely not the issue. What I find a bit confusing is this: As I mentioned, my cluster has both Qlogic Infiniband and Chelsio iWARP (which are exposed to OpenMPI natively

Re: [OMPI users] libfabric verb provider for iWARP RNIC

Hi Durga, I'd suggest reposting this to the libfabric-users mail list. You can join that list at http://lists.openfabrics.org/mailman/listinfo/libfabric-users I'd suggest including the output of config.log. If you installed ofed in non-canonical location, you may need to give an explicit path

[OMPI users] libfabric verb provider for iWARP RNIC

Hello all My machine has 3 network cards: 1. Broadcom GbE (vanilla type, with some offload capability) 2. Chelsion S310 10Gb iWARP 3. Qlogic DDR 4X Infiniband. With this setup, I built libfabric like this: ./configure --enable-udp=auto --enable-gni=auto --enable-mxm=auto --enable-usnic=auto