oops, sorry, my fault. I will try it again.<br><br><b><i>Shaun Rowland <rowland@cse.ohio-state.edu></i></b> wrote:<blockquote class="replbq" style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"> david elsen wrote:<br>> Shaun,<br>> <br>> I tried this and am getting some error messages:<br>> <br>> Please see following:<br>> [root@ammasso2 osu_benchmarks]# mpicc osu_latency.c<br>> [root@ammasso2 osu_benchmarks]# ls<br>> a.out              osu_bw.c           osu_latency.c     osu_put_bw.c<br>> osu_acc_latency.c  osu_get_bw.c       osu_latency_mt.c  osu_put_latency.c<br>> osu_bibw.c         osu_get_latency.c  osu_put_bibw.c<br>> [root@ammasso2 osu_benchmarks]# ./a.out<br><br>You need to execute these with mpiexec after starting mpdboot, so the<br>process would be something like:<br><br>mpicc -o osu_lat osu_latency.c<br>mpdboot -n 2 -f hosts<br>mpiexec -n 2 ./osu_lat<br>....<br>mpdallexit<br><br>As detailed
 in the User Guide:<br><br>http://nowlab.cse.ohio-state.edu/projects/mpi-iba/download-mvapich2/mvapich2_user_guide.html#x1-170005.2<br><br>You should also see this section of the User Guide if you have problems<br>with iWARP:<br><br>http://nowlab.cse.ohio-state.edu/projects/mpi-iba/download-mvapich2/mvapich2_user_guide.html#x1-400007.3<br><br>Also, this section describes using iWARP with MVAPICH2:<br><br>http://nowlab.cse.ohio-state.edu/projects/mpi-iba/download-mvapich2/mvapich2_user_guide.html#x1-230005.8<br><br>Have you set up everything (like /etc/mv2.conf)? Are you using<br>the environment variable MV2_USE_RDMA_CM as described above? With the<br>mpiexec command, it should be enough to export this variable to a value<br>of 1 in the same environment in which you execute mpiexec - this will<br>automatically propagate to the processes on remote machines.<br>-- <br>Shaun Rowland
 rowland@cse.ohio-state.edu<br>http://www.cse.ohio-state.edu/~rowland/<br></blockquote><br><p>

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