Can you send the output of ifconfig on both compute-0-15.local and compute-0-16.local?
On May 22, 2014, at 3:30 AM, Bibrak Qamar <bibr...@gmail.com> wrote: > Hi, > > I am facing problem in running Open MPI using TCP (on 1G Ethernet). In > practice the bandwidth must not exceed 1000 Mbps but for some data points > (for point-to-point ping pong) it exceeds this limit. I checked with MPICH it > works as desired. > > Following is the command I issue to run my program on TCP. Am I missing > something? > > -bash-3.2$ mpirun -np 2 -machinefile machines -N 1 --mca btl tcp,self > ./bandwidth.ompi > -------------------------------------------------------------------------- > The following command line options and corresponding MCA parameter have > been deprecated and replaced as follows: > > Command line options: > Deprecated: --npernode, -npernode > Replacement: --map-by ppr:N:node > > Equivalent MCA parameter: > Deprecated: rmaps_base_n_pernode, rmaps_ppr_n_pernode > Replacement: rmaps_base_mapping_policy=ppr:N:node > > The deprecated forms *will* disappear in a future version of Open MPI. > Please update to the new syntax. > -------------------------------------------------------------------------- > Hello, world. I am 1 on compute-0-16.local > Hello, world. I am 0 on compute-0-15.local > 1 25.66 0.30 > 2 25.54 0.60 > 4 25.34 1.20 > 8 25.27 2.42 > 16 25.24 4.84 > 32 25.49 9.58 > 64 26.44 18.47 > 128 26.85 36.37 > 256 29.43 66.37 > 512 36.02 108.44 > 1024 42.03 185.86 > 2048 194.30 80.42 > 4096 255.21 122.45 > 8192 258.85 241.45 > 16384 307.96 405.90 > 32768 422.78 591.32 > 65536 790.11 632.83 > 131072 1054.08 948.70 > 262144 1618.20 1235.94 > 524288 3126.65 1279.33 > > -Bibrak > _______________________________________________ > users mailing list > us...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/users -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/
