#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Fri Jul 12 14:53:08 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: # Exchange #----------------------------------------------------------------------------- # Benchmarking Exchange # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 1652.27 1652.72 1652.49 0.00 1 1000 1643.15 1643.19 1643.17 0.00 2 1000 1646.71 1646.87 1646.79 0.00 4 1000 1646.52 1647.44 1646.98 0.01 8 1000 1660.58 1660.60 1660.59 0.02 16 1000 1669.54 1670.02 1669.78 0.04 32 1000 1714.40 1714.76 1714.58 0.07 64 1000 1852.69 1853.50 1853.09 0.13 128 1000 2092.04 2092.60 2092.32 0.23 256 1000 2561.20 2562.13 2561.66 0.38 512 1000 3498.40 3498.46 3498.43 0.56 1024 1000 5528.13 5531.01 5529.57 0.71 2048 1000 10274.10 10275.59 10274.85 0.76 4096 1000 18735.41 18743.59 18739.50 0.83 8192 1000 55522.42 55523.04 55522.73 0.56 16384 1000 87078.64 87092.49 87085.56 0.72 32768 1000 151061.55 151064.70 151063.12 0.83 65536 640 293963.88 293973.00 293968.44 0.85 131072 320 699493.36 699524.18 699508.77 0.71 262144 160 1203930.02 1203973.64 1203951.83 0.83 524288 80 2300045.74 2300092.06 2300068.90 0.87 1048576 40 4521717.40 4521869.90 4521793.65 0.88 2097152 20 9339678.25 9342204.25 9340941.25 0.86 4194304 10 18564357.70 18565120.80 18564739.25 0.86 #----------------------------------------------------------------------------- # Benchmarking Exchange # ( #processes = 3 ) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 2311.27 2312.15 2311.81 0.00 1 1000 2326.11 2326.94 2326.61 0.00 2 1000 2312.15 2312.95 2312.63 0.00 4 1000 2312.12 2312.88 2312.56 0.01 8 1000 2323.41 2324.13 2323.83 0.01 16 1000 2324.21 2325.04 2324.69 0.03 32 1000 2336.08 2336.91 2336.58 0.05 64 1000 2333.33 2333.84 2333.62 0.10 128 1000 2461.25 2461.92 2461.67 0.20 256 1000 2827.21 2828.25 2827.60 0.35 512 1000 3775.88 3778.52 3776.97 0.52 1024 1000 5784.54 5785.97 5785.14 0.68 2048 1000 9954.74 9957.70 9956.16 0.78 4096 1000 18231.63 18237.49 18234.87 0.86 8192 1000 39906.11 39926.02 39917.05 0.78 16384 1000 167047.26 167060.23 167054.78 0.37 32768 1000 375514.54 376554.73 375866.57 0.33 65536 640 824547.23 824652.49 824615.96 0.30 131072 320 1124011.32 1124349.84 1124224.82 0.44 262144 160 1926080.03 1933900.79 1929191.19 0.52 524288 80 3592715.59 3599475.19 3597106.35 0.56 1048576 40 7065363.35 7094035.60 7084031.64 0.56 2097152 20 13569131.55 13684701.20 13644437.27 0.58 4194304 10 26949259.70 27503760.10 27278404.60 0.58 #===================================================== # # 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.) # #=====================================================