#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Mon Jul 15 11:37:48 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: # Reduce #---------------------------------------------------------------- # Benchmarking Reduce # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 1.92 2.04 1.98 4 1000 773.47 774.54 774.01 8 1000 778.82 779.87 779.35 16 1000 784.10 785.16 784.63 32 1000 833.44 835.21 834.33 64 1000 930.72 932.00 931.36 128 1000 1072.05 1073.31 1072.68 256 1000 1323.90 1325.39 1324.64 512 1000 1880.56 1882.48 1881.52 1024 1000 2953.14 2955.92 2954.53 2048 1000 4438.45 4442.15 4440.30 4096 1000 6523.58 6528.52 6526.05 8192 1000 10737.76 10746.55 10742.16 16384 1000 92390.46 92392.80 92391.63 32768 1000 132166.27 132178.47 132172.37 65536 640 204246.37 205827.43 205036.90 131072 320 238442.48 238491.37 238466.93 262144 160 442309.61 442488.05 442398.83 524288 80 683247.31 683923.73 683585.52 1048576 40 1454366.45 1456915.57 1455641.01 2097152 20 2745478.85 2755419.25 2750449.05 4194304 10 5413673.90 5467391.20 5440532.55 #---------------------------------------------------------------- # Benchmarking Reduce # ( #processes = 3 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 1.92 2.56 2.22 4 1000 933.10 934.69 933.83 8 1000 935.04 936.50 935.66 16 1000 945.09 947.41 946.32 32 1000 975.20 976.79 975.87 64 1000 1030.46 1032.42 1031.26 128 1000 1173.14 1175.21 1174.01 256 1000 1453.95 1456.40 1455.01 512 1000 1997.71 2001.14 1999.21 1024 1000 3098.84 3104.01 3101.28 2048 1000 4517.12 4524.43 4520.74 4096 1000 7229.63 7241.32 7235.27 8192 1000 21520.49 21542.43 21530.74 16384 1000 51333.58 51366.16 51348.37 32768 1000 156833.07 156866.25 156845.47 65536 640 243856.14 243954.61 243911.52 131072 320 376177.13 376760.25 376545.01 262144 160 693707.08 695718.95 694995.65 524288 80 1309420.03 1317598.25 1314678.37 1048576 40 2440364.75 2472019.23 2460682.97 2097152 20 4716021.50 4854749.15 4805197.55 4194304 10 9129715.40 9629321.10 9450998.13 #===================================================== # # 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.) # #=====================================================