Re: [OMPI users] Pass RoCE flags to srun under SLURM

2016-03-04 Thread Davide Vanzo
I solved the problem. For some reason the OMPI_MCA_btl_openib_cpc_include environment variable was set to udcm during the tests. By ensuring that it is set to rdmacm solved the issue. Thanks anyway! Davide On Thu, 2016-03-03 at 16:40 -0600, Davide Vanzo wrote: > Hi all, > In our cluster the nodes a

[OMPI users] Pass RoCE flags to srun under SLURM

2016-03-03 Thread Davide Vanzo
Hi all, In our cluster the nodes are interconnected with RoCE and I want to set up OpenMPI to run on it via SLURM. I initially compiled OpenMPI 1.10.2 only with IB verbs support and I have no problem making it run over RoCE. Then I have successfully built it with SLURM support as follows: ./config