#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Tue Jul 9 21:25:50 2002 # Machine : i386# System : FreeBSD # Release : 4.5-RELEASE # Version : FreeBSD 4.5-RELEASE #0: Mon Jan # # Minimum message length in bytes: 0 # Maximum message length in bytes: 4194304 # # MPI_Datatype : MPI_BYTE # MPI_Datatype for reductions : MPI_FLOAT # MPI_Op : MPI_SUM # # # List of Benchmarks to run: # PingPong #--------------------------------------------------- # Benchmarking PingPong # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #--------------------------------------------------- #bytes #repetitions t[usec] Mbytes/sec 0 1000 369.23 0.00 1 1000 421.42 0.00 2 1000 422.21 0.00 4 1000 425.62 0.01 8 1000 434.24 0.02 16 1000 447.03 0.03 32 1000 474.28 0.06 64 1000 537.57 0.11 128 1000 634.25 0.19 256 1000 759.20 0.32 512 1000 1097.62 0.44 1024 1000 1684.14 0.58 2048 1000 2838.40 0.69 4096 1000 4516.14 0.86 8192 1000 249709.89 0.03 16384 1000 713735.70 0.02 32768 1000 962729.67 0.03 65536 640 591735.48 0.11 131072 320 508559.79 0.25 262144 160 776551.68 0.32 524288 80 1098444.44 0.46 1048576 40 1774734.02 0.56 2097152 20 3272516.45 0.61 4194304 10 5392457.45 0.74 #===================================================== # # Thanks for using PMB2.2 # # The Pallas team kindly requests that you # give us as much feedback for PMB as possible. # # It would be very helpful when you sent the # output tables of your run(s) of PMB to # # ####################### # # # # # pmb@pallas.com # # # # # ####################### # # You might also add # # - personal information (institution, motivation # for using PMB) # - basic information about the machine you used # (number of CPUs, processor type e.t.c.) # #=====================================================