Scott Weitzenkamp (sweitzen) wrote: >This didn't help. Osu_bibw.c still reports max bi bandwidth in the >1600s, should be in the 1900s. I looked back at my notes, and OFED 1.0 >rc4 had desired max bi bandwidth with OFED 1.0 rc4, did the uDAPL IB MTU >change? > > uDAPL does not have any control over IB MTU using OpenIB-cma. We just use the path record that is supplied from Open SM. Not sure where or when the change occured but it is not in uDAPL.
>$ mpiexec -genv I_MPI_DAPL_PROVIDER OpenIB-scm -genv I_MPI_DEBUG 3 -genv >I_MPI_DEVICE rdssm -genv LD_LIBRARY_PATH .../lib -n 2 ../osu_bibw.x >I_MPI: [0] set_up_devices(): will use device: libmpi.rdssm.so >I_MPI: [0] set_up_devices(): will use DAPL provider: OpenIB-cma >I_MPI: [0] set_up_devices(): will use device: libmpi.rdssm.so >I_MPI: [0] set_up_devices(): will use DAPL provider: OpenIB-cma > > It picked up the OpenIB-cma device instead of OpenIB-scm. -arlin _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
