Re: [OMPI users] OpenMPI in docker container

Thank you very much for suggesting the singularity. I'm new to containers and I'm not aware of the Singularity project. On Sat, Mar 11, 2017 at 10:16 PM r...@open-mpi.org wrote: > Past attempts have indicated that only TCP works well with Docker - if you > want to use OPA, you’re probably bett

Re: [OMPI users] OpenMPI in docker container

Past attempts have indicated that only TCP works well with Docker - if you want to use OPA, you’re probably better off using Singularity as your container. http://singularity.lbl.gov/ The OMPI master has some optimized integration for Singularity, but 2.0.2 will wo

Re: [OMPI users] OpenMPI in docker container

Hi Josh, Thanks for your suggestion. When I add "-mca pml ob1" it worked. Actually I need the psm support (but not with this scenario). Here's the story: I compiled the openmpi source with psm2 support becuase the host has OmniPath device and my first try is to test whether I can use the hardware

Re: [OMPI users] OpenMPI in docker container

>From the stack track it looks like it's failing the PSM2 MTL, which you shouldn't need (or want?) in this scenario. Try adding this additional MCA parameter to your command line: -mca pml ob1 That will force Open MPI's selection such that it avoids that component. That might get you further alo

[OMPI users] OpenMPI in docker container

Hi there, I try to use openmpi in a docker container. My host and container OS is CentOS 7 (7.2.1511 to be exact). When I try to run a simple MPI hello world application, the app core dumps every time with BUS ERROR. The OpenMPI version is 2.0.2 and I compiled in the container. When I copied the i