Re: [OMPI users] Stable and performant openMPI version for Ubuntu20.04 ?

2021-03-04 Thread Mahesh Shinde via users
Pl unsubscribe me. On Fri, 5 Mar, 2021, 6:02 AM Gilles Gouaillardet via users, < users@lists.open-mpi.org> wrote: > On top of XPMEM, try to also force btl/vader with > mpirun --mca pml ob1 --mca btl vader,self, ... > > On Fri, Mar 5, 2021 at 8:37 AM Nathan Hjelm via users > wrote: > > > > I woul

[OMPI users] speed of model is slow with openmpi

2019-11-27 Thread Mahesh Shinde via users
Hi, I am running a physics based boundary layer model with parallel code which uses openmpi libraries. I installed openmpi. I am running it on general purpose Azure machine with 8 cores, 32GB RAM. I compiled the code with *gfortran -O3 -fopenmp -o abc.exe abc.f* and then *mpirun -np 8 ./abc.exe* B