#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Fri Apr 29 12:45:16 2005 # Machine : ppc# System : Linux # Release : 2.4.22-2f # Version : #1 Sun Nov 9 16:49:49 EST 2003 # # 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: # PingPong # PingPing # Sendrecv # Exchange # Allreduce # Reduce # Reduce_scatter # Allgather # Allgatherv # Alltoall # Bcast # Barrier #--------------------------------------------------- # Benchmarking PingPong # ( #processes = 2 ) #--------------------------------------------------- #bytes #repetitions t[usec] Mbytes/sec 0 1000 354.11 0.00 1 1000 253.51 0.00 2 1000 254.10 0.01 4 1000 256.17 0.01 8 1000 258.91 0.03 16 1000 265.49 0.06 32 1000 280.37 0.11 64 1000 308.62 0.20 128 1000 363.91 0.34 256 1000 475.40 0.51 512 1000 697.62 0.70 1024 1000 1163.31 0.84 2048 1000 2203.27 0.89 4096 1000 3994.53 0.98 8192 1000 7759.85 1.01 16384 1000 17379.73 0.90 32768 1000 35399.49 0.88 65536 640 72414.18 0.86 131072 320 144474.97 0.87 262144 160 286337.55 0.87 524288 80 576857.83 0.87 1048576 40 1156953.55 0.86 2097152 20 2325077.13 0.86 4194304 10 4690980.55 0.85 #--------------------------------------------------- # Benchmarking PingPing # ( #processes = 2 ) #--------------------------------------------------- #bytes #repetitions t[usec] Mbytes/sec 0 1000 517.13 0.00 1 1000 315.89 0.00 2 1000 311.15 0.01 4 1000 313.99 0.01 8 1000 2164.72 0.00 16 1000 332.04 0.05 32 1000 359.07 0.08 64 1000 454.33 0.13 128 1000 510.17 0.24 256 1000 710.88 0.34 512 1000 1125.32 0.43 1024 1000 1982.27 0.49 2048 1000 4110.06 0.48 4096 1000 7718.04 0.51 8192 1000 16223.02 0.48 16384 1000 39198.24 0.40 32768 1000 72043.16 0.43 65536 640 144280.45 0.43 131072 320 288545.66 0.43 262144 160 572161.61 0.44 524288 80 1143195.26 0.44 1048576 40 2309881.67 0.43 2097152 20 4647889.80 0.43 4194304 10 9300956.80 0.43 #----------------------------------------------------------------------------- # Benchmarking Sendrecv # ( #processes = 2 ) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 528.27 528.42 528.34 0.00 1 1000 960.40 960.77 960.59 0.00 2 1000 524.98 525.30 525.14 0.01 4 1000 541.53 541.99 541.76 0.01 8 1000 318.48 318.88 318.68 0.05 16 1000 333.15 333.19 333.17 0.09 32 1000 590.63 590.96 590.80 0.10 64 1000 406.96 407.01 406.98 0.30 128 1000 505.72 505.83 505.78 0.48 256 1000 750.44 750.94 750.69 0.65 512 1000 1125.40 1125.78 1125.59 0.87 1024 1000 1943.11 1943.86 1943.49 1.00 2048 1000 4342.42 4342.85 4342.64 0.90 4096 1000 7767.38 7768.84 7768.11 1.01 8192 1000 16330.06 16332.65 16331.36 0.96 16384 1000 38806.66 38818.90 38812.78 0.81 32768 1000 72008.02 72018.36 72013.19 0.87 65536 640 143535.77 143547.66 143541.72 0.87 131072 320 287207.63 287233.67 287220.65 0.87 262144 160 569911.51 569923.46 569917.49 0.88 524288 80 1149519.35 1149579.04 1149549.19 0.87 1048576 40 2297611.30 2298130.75 2297871.02 0.87 2097152 20 4591896.70 4592654.45 4592275.58 0.87 4194304 10 9311138.50 9311441.10 9311289.80 0.86 #----------------------------------------------------------------------------- # Benchmarking Exchange # ( #processes = 2 ) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 797.01 797.01 797.01 0.00 1 1000 1405.32 1405.65 1405.49 0.00 2 1000 1237.57 1237.58 1237.58 0.01 4 1000 2249.79 2249.82 2249.81 0.01 8 1000 804.14 804.49 804.32 0.04 16 1000 1241.29 1242.08 1241.69 0.05 32 1000 868.08 868.22 868.15 0.14 64 1000 1184.36 1185.02 1184.69 0.21 128 1000 3391.36 3391.46 3391.41 0.14 256 1000 1784.59 1785.10 1784.85 0.55 512 1000 2766.27 2767.09 2766.68 0.71 1024 1000 4352.41 4354.20 4353.31 0.90 2048 1000 8498.84 8502.69 8500.77 0.92 4096 1000 16489.50 16495.89 16492.70 0.95 8192 1000 35203.76 35215.91 35209.84 0.89 16384 1000 72077.86 72088.74 72083.30 0.87 32768 1000 141523.96 141537.11 141530.54 0.88 65536 640 283968.54 283972.71 283970.62 0.88 131072 320 569439.63 569465.63 569452.63 0.88 262144 160 1130462.38 1130487.12 1130474.75 0.88 524288 80 2275403.85 2275444.40 2275424.13 0.88 1048576 40 4553794.10 4554017.10 4553905.60 0.88 2097152 20 9189734.50 9189836.95 9189785.72 0.87 4194304 10 18340930.10 18347478.70 18344204.40 0.87 #---------------------------------------------------------------- # Benchmarking Allreduce # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.58 0.61 0.60 4 1000 341.40 341.46 341.43 8 1000 376.06 376.11 376.08 16 1000 344.97 345.44 345.20 32 1000 574.20 574.21 574.21 64 1000 3475.57 3475.59 3475.58 128 1000 504.51 504.93 504.72 256 1000 708.22 708.37 708.29 512 1000 1125.28 1125.99 1125.63 1024 1000 1994.89 1995.66 1995.27 2048 1000 4097.08 4097.55 4097.31 4096 1000 8225.34 8227.47 8226.40 8192 1000 15406.10 15408.23 15407.16 16384 1000 32542.49 32550.56 32546.52 32768 1000 77350.67 77364.46 77357.56 65536 640 141953.96 141965.95 141959.96 131072 320 285156.64 285205.27 285180.95 262144 160 575476.87 575481.88 575479.38 524288 80 1148114.64 1148369.82 1148242.23 1048576 40 2297006.73 2297410.08 2297208.40 2097152 20 4637589.35 4638835.25 4638212.30 4194304 10 9304817.40 9306423.10 9305620.25 #---------------------------------------------------------------- # Benchmarking Reduce # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.74 0.75 0.74 4 1000 337.73 338.07 337.90 8 1000 300.87 301.28 301.08 16 1000 308.15 308.55 308.35 32 1000 322.48 322.92 322.70 64 1000 352.07 352.52 352.29 128 1000 410.62 411.16 410.89 256 1000 525.17 525.82 525.50 512 1000 755.31 756.15 755.73 1024 1000 1213.94 1214.94 1214.44 2048 1000 2203.57 2205.79 2204.68 4096 1000 6179.65 6183.90 6181.77 8192 1000 11634.06 11641.67 11637.86 16384 1000 24820.63 24828.27 24824.45 32768 1000 56745.13 56764.14 56754.64 65536 640 107594.66 107619.17 107606.91 131072 320 216352.19 216356.13 216354.16 262144 160 431850.21 431958.31 431904.26 524288 80 865230.09 865489.00 865359.54 1048576 40 1746216.08 1746499.25 1746357.66 2097152 20 3525975.00 3527552.20 3526763.60 4194304 10 7048873.30 7053872.60 7051372.95 #---------------------------------------------------------------- # Benchmarking Reduce_scatter # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 1.86 1.89 1.88 4 1000 487.18 488.87 488.03 8 1000 350.96 351.37 351.16 16 1000 580.29 580.32 580.30 32 1000 601.21 601.58 601.39 64 1000 814.99 815.33 815.16 128 1000 1059.51 1059.88 1059.70 256 1000 544.41 544.46 544.43 512 1000 706.98 707.12 707.05 1024 1000 1128.77 1129.82 1129.30 2048 1000 1943.65 1944.48 1944.07 4096 1000 4082.44 4084.32 4083.38 8192 1000 7737.82 7741.58 7739.70 16384 1000 16162.75 16172.61 16167.68 32768 1000 38625.14 38641.47 38633.31 65536 640 72463.61 72476.94 72470.27 131072 320 142819.82 142845.16 142832.49 262144 160 293517.02 293599.89 293558.46 524288 80 579169.32 579297.45 579233.39 1048576 40 1163404.23 1163451.18 1163427.70 2097152 20 2323515.90 2324499.80 2324007.85 4194304 10 4683999.50 4685813.30 4684906.40 #---------------------------------------------------------------- # Benchmarking Allgather # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.72 0.76 0.74 1 1000 777.72 778.21 777.97 2 1000 326.59 326.87 326.73 4 1000 549.93 550.25 550.09 8 1000 559.57 559.88 559.72 16 1000 387.49 387.52 387.51 32 1000 358.11 358.12 358.11 64 1000 1079.95 1080.34 1080.15 128 1000 504.69 505.08 504.89 256 1000 707.77 707.98 707.88 512 1000 1167.31 1167.99 1167.65 1024 1000 1943.31 1944.40 1943.86 2048 1000 4107.63 4109.74 4108.68 4096 1000 7724.47 7726.65 7725.56 8192 1000 16239.80 16242.74 16241.27 16384 1000 39052.81 39056.37 39054.59 32768 1000 71143.57 71155.76 71149.67 65536 640 142986.63 142991.62 142989.13 131072 320 285373.19 285404.22 285388.70 262144 160 571127.72 571216.64 571172.18 524288 80 1141032.69 1141058.22 1141045.46 1048576 40 2307770.85 2307934.08 2307852.46 2097152 20 4618143.10 4618897.00 4618520.05 4194304 10 9228565.90 9229382.90 9228974.40 #---------------------------------------------------------------- # Benchmarking Allgatherv # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.87 0.91 0.89 1 1000 1435.19 1435.24 1435.21 2 1000 582.26 582.30 582.28 4 1000 354.77 354.80 354.78 8 1000 1267.34 1267.69 1267.51 16 1000 409.66 409.68 409.67 32 1000 389.53 389.55 389.54 64 1000 409.05 409.07 409.06 128 1000 514.07 515.29 514.68 256 1000 709.65 709.82 709.73 512 1000 1166.11 1166.81 1166.46 1024 1000 1943.70 1944.50 1944.10 2048 1000 4109.12 4111.15 4110.14 4096 1000 7728.57 7731.09 7729.83 8192 1000 16182.69 16189.25 16185.97 16384 1000 38813.10 38836.85 38824.98 32768 1000 71825.08 71834.55 71829.82 65536 640 143621.48 143639.29 143630.38 131072 320 287912.33 287957.99 287935.16 262144 160 568711.24 568831.64 568771.44 524288 80 1141517.86 1141645.23 1141581.54 1048576 40 2309946.18 2310259.82 2310103.00 2097152 20 4603447.55 4605644.85 4604546.20 4194304 10 9275349.30 9276672.10 9276010.70 #---------------------------------------------------------------- # Benchmarking Alltoall # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.72 0.75 0.74 1 1000 539.23 539.47 539.35 2 1000 322.16 322.51 322.33 4 1000 976.70 977.09 976.89 8 1000 328.97 329.27 329.12 16 1000 336.39 336.46 336.43 32 1000 355.70 356.05 355.87 64 1000 403.94 404.34 404.14 128 1000 504.32 504.37 504.35 256 1000 708.73 709.25 708.99 512 1000 1123.92 1124.68 1124.30 1024 1000 1988.33 1989.11 1988.72 2048 1000 4157.14 4159.38 4158.26 4096 1000 7699.70 7702.23 7700.96 8192 1000 16219.20 16226.54 16222.87 16384 1000 38889.21 38920.04 38904.62 32768 1000 71023.29 71036.95 71030.12 65536 640 143076.95 143081.98 143079.46 131072 320 285980.89 286019.27 286000.08 262144 160 569194.61 569274.21 569234.41 524288 80 1149822.76 1150147.74 1149985.25 1048576 40 2310014.42 2310241.53 2310127.98 2097152 20 4602910.60 4603984.75 4603447.67 4194304 10 9322624.70 9326358.20 9324491.45 #---------------------------------------------------------------- # Benchmarking Bcast # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.60 0.61 0.60 1 1000 260.88 260.92 260.90 2 1000 260.31 260.34 260.32 4 1000 303.69 303.74 303.72 8 1000 265.64 265.68 265.66 16 1000 272.24 272.29 272.27 32 1000 286.54 286.60 286.57 64 1000 314.84 314.93 314.89 128 1000 370.91 371.06 370.99 256 1000 481.60 481.82 481.71 512 1000 704.19 704.66 704.42 1024 1000 1191.48 1192.41 1191.95 2048 1000 2588.94 2591.12 2590.03 4096 1000 4042.72 4046.32 4044.52 8192 1000 7790.29 7797.61 7793.95 16384 1000 17357.00 17373.51 17365.25 32768 1000 35093.56 35100.94 35097.25 65536 640 71127.56 71136.73 71132.15 131072 320 142876.56 142917.82 142897.19 262144 160 284258.10 284323.24 284290.67 524288 80 572603.20 572779.09 572691.14 1048576 40 1154614.67 1155138.88 1154876.78 2097152 20 2337435.20 2340223.70 2338829.45 4194304 10 4628790.20 4638350.90 4633570.55 #--------------------------------------------------- # Benchmarking Barrier # ( #processes = 2 ) #--------------------------------------------------- #repetitions t_min[usec] t_max[usec] t_avg[usec] 1000 308.52 308.52 308.52 #===================================================== # # 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.) # #=====================================================