Re: [OMPI users] Fwd[2]: OMPI yalla vs impi

Hello, Alina! I use "OSU MPI Multiple Bandwidth / Message Rate Test v4.4.1". I downloaded it from the website: http://mvapich.cse.ohio-state.edu/benchmarks/ I have attached "osu_mbw_mr.c" to this letter. Best regards, Timur Четверг, 18 июня 2015, 18:23 +03:00 от Alina Sklarevich

Re: [OMPI users] Fwd[2]: OMPI yalla vs impi

With ' --bind-to socket' i get the same results as '--bind-to-core' : 3813 MB/s. I have attached ompi_yalla_socket.out and ompi_yalla_socket.err files to this letter. Вторник, 16 июня 2015, 18:15 +03:00 от Alina Sklarevich : >Hi Timur, > >Can you please try running

Re: [OMPI users] Fwd[2]: OMPI yalla vs impi

Hello, Alina! If I use  --map-by node I will get only intranode communications on osu_mbw_mr. I use --map-by core instead. I have 2 nodes, each node has 2 sockets with 8 cores per socket. When I run osu_mbw_mr on 2 nodes with 32 MPI procs (command see below), I  expect to see the

Re: [OMPI users] Fwd[2]: OMPI yalla vs impi

Hello, Alina. 1. Here is my  ompi_yalla command line: $HPCX_MPI_DIR/bin/mpirun -mca coll_hcoll_enable 1 -x HCOLL_MAIN_IB=mlx4_0:1 -x MXM_IB_PORTS=mlx4_0:1 -x MXM_SHM_KCOPY_MODE=off --mca pml yalla --hostfile hostlist $@ echo $HPCX_MPI_DIR

Re: [OMPI users] Fwd[2]: OMPI yalla vs impi

Hi, Mike! I have impi v 4.1.2 (- impi) I build ompi 1.8.5 with MXM and hcoll (- ompi_yalla) I build ompi 1.8.5 without MXM and hcoll (- ompi_clear) I start osu p2p: osu_mbr_mr test with this MPIs. You can find the result of benchmark in attached file(mvs10p_mpi.xls: list osu_mbr_mr) On 64 nodes