#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Thu Jul 11 09:47:54 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 2.02 2.04 2.03 4 1000 680.73 681.60 681.16 8 1000 679.62 680.50 680.06 16 1000 690.75 691.38 691.06 32 1000 700.10 701.61 700.86 64 1000 780.71 781.76 781.24 128 1000 879.16 880.16 879.66 256 1000 1032.72 1033.82 1033.27 512 1000 1385.62 1386.95 1386.28 1024 1000 2043.60 2045.31 2044.45 2048 1000 3194.84 3197.16 3196.00 4096 1000 5393.65 5397.48 5395.57 8192 1000 208936.13 208943.70 208939.91 16384 1000 194212.24 194214.45 194213.35 32768 1000 225180.67 225193.40 225187.04 65536 640 273527.60 273548.88 273538.24 131072 320 369564.64 369631.31 369597.97 262144 160 566858.39 573287.50 570072.94 524288 80 830029.02 843167.00 836598.01 1048576 40 1461927.72 1489519.45 1475723.59 2097152 20 2814751.15 2824443.40 2819597.27 4194304 10 5184510.00 5283013.50 5233761.75 #---------------------------------------------------------------- # Benchmarking Reduce # ( #processes = 3 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 1.92 2.57 2.21 4 1000 981.62 983.88 982.42 8 1000 888.58 890.22 889.24 16 1000 915.10 917.36 916.38 32 1000 923.55 925.24 924.23 64 1000 2034.50 2061.13 2043.83 128 1000 1098.99 1100.72 1099.69 256 1000 1215.62 1217.57 1216.45 512 1000 1638.48 1641.33 1639.60 1024 1000 2425.40 2430.50 2427.48 2048 1000 4992.78 4999.62 4995.62 4096 1000 9657.70 9670.19 9662.93 8192 1000 152515.04 152576.79 152553.41 16384 1000 176668.84 176708.07 176690.36 32768 1000 302842.36 302928.15 302894.55 65536 640 336624.85 336757.33 336707.67 131072 320 467694.84 468249.67 468043.04 262144 160 781769.62 783693.09 782998.80 524288 80 1367155.60 1375515.05 1372540.53 1048576 40 2435489.65 2466615.80 2455496.87 2097152 20 4934683.00 5121844.15 5039360.35 4194304 10 9303889.40 9802820.20 9624757.23 #===================================================== # # 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.) # #=====================================================