Hi, Please include your full command line.
Josh On Mon, Jun 12, 2017 at 6:17 PM, Chuanxiong Guo <chuanxiong....@gmail.com> wrote: > Hi, > > I have two servers with Mellanox CX4-LX (50GbE Ethernet) back-to-back > connected. I am using Ubuntu 14-04. I have made mvapich2 work, and I can > confirm both roce and rocev2 work well (by packet capturing). > > But I still cannot make openmpi work with roce. I am using openmpi 2.1.1. > It looks that this version of openmpi does not recognize CX4-LX, which I > have added vendor part id 4117 to mca-btl-openib-device-params.ini, and I > have also updated opal/mca/common/verbs/common_verbs_port.c to support > CX4-LX, which has speed 64 and width 1. > > But I am still getting: > > "WARNING: There was an error initializing an OpenFabrics device. > Local host: chguo-msr-linux1 > > Local device: mlx5_0 > " > Any hint on what are missing? > > Thanks, > CX > > > _______________________________________________ > devel mailing list > devel@lists.open-mpi.org > https://rfd.newmexicoconsortium.org/mailman/listinfo/devel >
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