#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Thu Jul 11 11:45:28 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: # Allgather #---------------------------------------------------------------- # Benchmarking Allgather # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 993.55 993.61 993.58 1 1000 994.05 994.08 994.06 2 1000 1006.22 1006.72 1006.47 4 1000 994.10 994.11 994.11 8 1000 1016.08 1016.76 1016.42 16 1000 1025.87 1025.89 1025.88 32 1000 1070.83 1070.89 1070.86 64 1000 1208.32 1208.97 1208.64 128 1000 1260.18 1260.55 1260.37 256 1000 1483.35 1484.25 1483.80 512 1000 1957.21 1957.80 1957.50 1024 1000 2947.85 2949.34 2948.59 2048 1000 4818.81 4820.50 4819.66 4096 1000 8706.13 8709.28 8707.70 8192 1000 29439.42 29445.86 29442.64 16384 1000 224004.55 224007.70 224006.12 32768 1000 178162.68 179168.28 178665.48 65536 640 180241.00 180255.03 180248.02 131072 320 522683.02 522696.79 522689.90 262144 160 861846.79 861871.03 861858.91 524288 80 1406716.88 1419345.82 1413031.35 1048576 40 2643268.88 2643962.35 2643615.61 2097152 20 5316445.15 5319805.50 5318125.32 4194304 10 9654966.70 9663063.90 9659015.30 #---------------------------------------------------------------- # Benchmarking Allgather # ( #processes = 3 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 2541.57 2542.47 2541.91 1 1000 2563.03 2564.00 2563.38 2 1000 2575.14 2576.73 2575.69 4 1000 2597.12 2598.40 2597.91 8 1000 2599.41 2600.86 2600.29 16 1000 2600.46 2601.04 2600.77 32 1000 2641.55 2642.44 2641.87 64 1000 2843.96 2845.26 2844.56 128 1000 3510.04 3510.87 3510.46 256 1000 4096.56 4097.08 4096.78 512 1000 5323.74 5325.15 5324.56 1024 1000 7668.47 7671.02 7669.89 2048 1000 15236.62 15245.50 15240.08 4096 1000 28600.83 28614.95 28609.09 8192 1000 123459.83 123468.70 123464.76 16384 1000 479902.56 479920.32 479910.83 32768 1000 638947.71 638976.30 638961.48 65536 640 1081659.72 1081742.80 1081713.09 131072 320 1635626.29 1635988.71 1635861.21 262144 160 2440180.12 2441946.53 2441341.51 524288 80 4124938.96 4131758.79 4129433.81 1048576 40 7463604.50 7491911.83 7482264.26 2097152 20 14675639.75 14788486.60 14749872.87 4194304 10 28503457.30 29149574.20 28873877.27 #===================================================== # # 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.) # #=====================================================