#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Thu Jul 11 14:57:41 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: # Alltoall #---------------------------------------------------------------- # Benchmarking Alltoall # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 955.87 956.78 956.32 1 1000 997.81 997.88 997.84 2 1000 1004.11 1004.58 1004.34 4 1000 971.27 971.36 971.32 8 1000 977.81 978.01 977.91 16 1000 981.72 982.05 981.89 32 1000 1040.70 1041.07 1040.89 64 1000 1045.29 1045.69 1045.49 128 1000 1177.83 1178.50 1178.17 256 1000 1404.99 1405.09 1405.04 512 1000 1820.27 1820.63 1820.45 1024 1000 2853.20 2854.70 2853.95 2048 1000 5680.16 5681.15 5680.66 4096 1000 9553.61 9555.41 9554.51 8192 1000 53989.90 54993.15 54491.53 16384 1000 190969.39 190969.60 190969.49 32768 1000 197152.88 198164.67 197658.77 65536 640 254600.64 254602.37 254601.51 131072 320 486584.06 486593.29 486588.68 262144 160 774755.28 774774.44 774764.86 524288 80 1437044.78 1437255.06 1437149.92 1048576 40 2522891.62 2523024.97 2522958.30 2097152 20 4932247.15 4935017.15 4933632.15 4194304 10 10220658.30 10338585.80 10279622.05 #---------------------------------------------------------------- # Benchmarking Alltoall # ( #processes = 3 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 2626.01 2627.46 2626.73 1 1000 2723.03 2742.71 2735.94 2 1000 3753.05 3772.47 3765.80 4 1000 2952.03 2996.82 2980.89 8 1000 2771.03 2806.21 2794.19 16 1000 2746.56 2780.24 2767.91 32 1000 2873.83 2886.70 2881.30 64 1000 3226.57 3717.49 3553.50 128 1000 3638.99 3845.84 3775.83 256 1000 4444.69 4457.93 4452.14 512 1000 6122.50 6149.99 6138.62 1024 1000 8848.27 8850.48 8849.38 2048 1000 16368.41 16396.14 16384.99 4096 1000 32115.27 32132.41 32125.29 8192 1000 78922.64 78950.15 78937.33 16384 1000 374699.01 374866.22 374808.40 32768 1000 802533.66 802612.84 802568.30 65536 640 761101.57 762768.05 762200.75 131072 320 1291761.66 1292177.48 1292016.14 262144 160 2040416.22 2043787.29 2042614.46 524288 80 3807934.39 3821529.76 3816849.17 1048576 40 7262840.28 7317883.20 7299249.37 2097152 20 14041384.00 14329979.55 14229792.42 4194304 10 29824542.80 31186135.10 30589092.83 #===================================================== # # 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.) # #=====================================================