Re: [OMPI users] MPI_THREAD_MULTIPLE question

2022-09-14 Thread Barrett, Brian via users
Yes, this is the case for Open MPI 4.x and earlier, due to various bugs. When Open MPI 5.0 ships, we will resolve this issue. Brian On 9/9/22, 9:58 PM, "users on behalf of mrlong336 via users" mailto:users-boun...@lists.open-mpi.org> on behalf of users@lists.open-mpi.org

Re: [OMPI users] MPI_THREAD_MULTIPLE question

2022-09-10 Thread Joseph Schuchart via users
Timesir, It sounds like you're using the 4.0.x or 4.1.x release. The one-sided components were cleaned up in the upcoming 5.0.x release and the component in question (osc/pt2pt) was removed. You could also try to compile Open MPI 4.0.x/4.1.x against UCX and use osc/ucx (by passing `--mca osc