#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Thu Aug 4 12:10:50 2005 # Machine : x86_64# System : Linux # Release : 2.6.5-7.151-smp # Version : #1 SMP Fri Mar 18 11:31:21 UTC 2005 # # 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 5.83 0.00 2 1000 8.66 0.22 4 1000 8.54 0.45 8 1000 8.59 0.89 16 1000 8.59 1.78 32 1000 8.77 3.48 64 1000 8.78 6.95 128 1000 9.00 13.56 256 1000 10.62 22.99 512 1000 12.37 39.46 1024 1000 15.98 61.10 2048 1000 18.46 105.82 4096 1000 24.23 161.20 8192 1000 40.15 194.58 16384 1000 71.93 217.23 32768 1000 110.21 283.56 65536 1000 187.74 332.91 131072 1000 345.08 362.24 262144 1000 638.44 391.58 524288 800 1239.18 403.49 1048576 400 2413.73 414.30 2097152 200 4771.78 419.13 4194304 100 9501.20 421.00 #--------------------------------------------------- # Benchmarking PingPing # ( #processes = 2 ) #--------------------------------------------------- #bytes #repetitions t[usec] Mbytes/sec 0 1000 10.12 0.00 2 1000 15.87 0.12 4 1000 15.69 0.24 8 1000 16.23 0.47 16 1000 15.73 0.97 32 1000 15.75 1.94 64 1000 16.39 3.72 128 1000 16.62 7.35 256 1000 16.83 14.50 512 1000 17.86 27.33 1024 1000 18.87 51.76 2048 1000 21.18 92.23 4096 1000 28.63 136.46 8192 1000 45.78 170.67 16384 1000 78.72 198.48 32768 1000 128.21 243.74 65536 1000 341.62 182.95 131072 1000 729.74 171.29 262144 1000 1313.29 190.36 524288 800 2657.61 188.14 1048576 400 5975.46 167.35 2097152 200 18986.81 105.34 4194304 100 50109.15 79.83 #----------------------------------------------------------------------------- # Benchmarking Sendrecv # ( #processes = 2 ) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 17.01 17.01 17.01 0.00 2 1000 23.08 23.09 23.09 0.17 4 1000 23.09 23.09 23.09 0.33 8 1000 23.50 23.50 23.50 0.65 16 1000 23.45 23.45 23.45 1.30 32 1000 23.67 23.68 23.68 2.58 64 1000 23.68 23.69 23.68 5.15 128 1000 24.25 24.26 24.25 10.07 256 1000 25.60 25.61 25.61 19.07 512 1000 26.07 26.07 26.07 37.45 1024 1000 26.18 26.18 26.18 74.61 2048 1000 28.56 28.57 28.56 136.75 4096 1000 41.12 41.12 41.12 189.98 8192 1000 55.76 55.77 55.76 280.19 16384 1000 108.66 108.68 108.67 287.55 32768 1000 182.12 182.20 182.16 343.02 65536 1000 369.86 369.87 369.86 337.96 131072 1000 757.12 757.14 757.13 330.19 262144 1000 1311.46 1311.49 1311.48 381.25 524288 800 2663.62 2663.73 2663.68 375.41 1048576 400 5469.69 5469.78 5469.74 365.65 2097152 200 14403.43 14413.68 14408.55 277.51 4194304 100 36280.91 36281.73 36281.32 220.50 #----------------------------------------------------------------------------- # Benchmarking Exchange # ( #processes = 2 ) #----------------------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 0 1000 17.84 17.84 17.84 0.00 2 1000 29.37 29.38 29.37 0.26 4 1000 29.61 29.62 29.61 0.52 8 1000 29.89 29.90 29.90 1.02 16 1000 29.77 29.78 29.77 2.05 32 1000 29.47 29.48 29.47 4.14 64 1000 30.12 30.12 30.12 8.10 128 1000 30.28 30.29 30.28 16.12 256 1000 30.60 30.60 30.60 31.91 512 1000 31.44 31.45 31.45 62.11 1024 1000 33.51 33.51 33.51 116.55 2048 1000 37.22 37.22 37.22 209.88 4096 1000 68.53 68.54 68.53 227.99 8192 1000 90.25 90.26 90.25 346.21 16384 1000 133.00 133.01 133.00 469.89 32768 1000 214.85 214.86 214.86 581.76 65536 1000 894.99 895.03 895.01 279.32 131072 1000 1508.27 1508.31 1508.29 331.50 262144 1000 2680.68 2680.73 2680.70 373.03 524288 800 5528.14 5528.23 5528.18 361.78 1048576 400 11588.02 11588.25 11588.13 345.18 2097152 200 31868.90 31869.57 31869.24 251.02 4194304 100 78466.28 78467.30 78466.79 203.91 #---------------------------------------------------------------- # Benchmarking Allreduce # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 12.39 12.39 12.39 4 1000 18.39 18.39 18.39 8 1000 18.31 18.31 18.31 16 1000 18.34 18.34 18.34 32 1000 18.35 18.35 18.35 64 1000 18.58 18.58 18.58 128 1000 18.97 18.97 18.97 256 1000 22.89 22.89 22.89 512 1000 26.89 26.90 26.90 1024 1000 34.12 34.13 34.12 2048 1000 39.59 39.60 39.59 4096 1000 52.08 52.09 52.08 8192 1000 85.50 85.52 85.51 16384 1000 153.44 153.48 153.46 32768 1000 241.76 241.84 241.80 65536 1000 433.06 433.07 433.06 131072 1000 837.83 837.85 837.84 262144 1000 1542.00 1542.03 1542.01 524288 800 3038.88 3038.96 3038.92 1048576 400 6088.69 6088.88 6088.78 2097152 200 12104.03 12104.53 12104.28 4194304 100 25118.98 25120.08 25119.53 #---------------------------------------------------------------- # Benchmarking Reduce # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.13 0.13 0.13 4 1000 8.75 8.75 8.75 8 1000 8.75 8.75 8.75 16 1000 8.83 8.83 8.83 32 1000 8.80 8.81 8.80 64 1000 8.95 8.95 8.95 128 1000 9.38 9.39 9.38 256 1000 11.34 11.34 11.34 512 1000 13.36 13.37 13.36 1024 1000 17.21 17.22 17.21 2048 1000 20.16 20.16 20.16 4096 1000 26.81 26.82 26.81 8192 1000 44.58 44.61 44.59 16384 1000 81.73 81.78 81.75 32768 1000 132.65 132.75 132.70 65536 1000 248.39 248.44 248.41 131072 1000 532.12 532.23 532.17 262144 1000 1015.18 1015.41 1015.30 524288 800 2155.40 2156.09 2155.74 1048576 400 4403.76 4406.82 4405.29 2097152 200 8886.79 8900.24 8893.52 4194304 100 17332.10 17384.84 17358.47 #---------------------------------------------------------------- # Benchmarking Reduce_scatter # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 4.06 6.42 5.24 4 1000 14.88 14.88 14.88 8 1000 17.68 17.69 17.69 16 1000 17.65 17.65 17.65 32 1000 17.70 17.70 17.70 64 1000 17.94 17.94 17.94 128 1000 18.63 18.63 18.63 256 1000 21.10 21.10 21.10 512 1000 24.31 24.31 24.31 1024 1000 30.77 30.78 30.78 2048 1000 36.47 36.47 36.47 4096 1000 45.62 45.63 45.62 8192 1000 70.02 70.03 70.03 16384 1000 122.65 122.67 122.66 32768 1000 219.73 219.78 219.75 65536 1000 429.03 429.10 429.07 131072 1000 797.80 797.84 797.82 262144 1000 1509.48 1509.54 1509.51 524288 800 3169.69 3169.84 3169.76 1048576 400 6541.63 6542.17 6541.90 2097152 200 12973.23 12974.47 12973.85 4194304 100 25956.65 25960.54 25958.59 #---------------------------------------------------------------- # Benchmarking Allgather # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 12.47 12.47 12.47 2 1000 18.34 18.35 18.34 4 1000 18.38 18.38 18.38 8 1000 18.40 18.40 18.40 16 1000 18.21 18.21 18.21 32 1000 18.37 18.38 18.37 64 1000 18.71 18.71 18.71 128 1000 20.56 20.57 20.56 256 1000 24.84 24.85 24.85 512 1000 30.05 30.06 30.06 1024 1000 36.08 36.09 36.09 2048 1000 44.40 44.42 44.41 4096 1000 66.16 66.18 66.17 8192 1000 113.18 113.23 113.21 16384 1000 195.81 195.89 195.85 32768 1000 323.67 323.68 323.67 65536 1000 548.80 548.81 548.80 131072 1000 1034.55 1034.57 1034.56 262144 1000 1987.07 1987.12 1987.10 524288 800 4152.80 4152.89 4152.85 1048576 400 8411.18 8411.38 8411.28 2097152 200 16546.67 16546.97 16546.82 4194304 100 32618.96 32619.18 32619.07 #---------------------------------------------------------------- # Benchmarking Allgatherv # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 11.31 11.31 11.31 2 1000 17.13 17.13 17.13 4 1000 17.03 17.03 17.03 8 1000 17.18 17.19 17.19 16 1000 17.15 17.15 17.15 32 1000 17.24 17.24 17.24 64 1000 17.51 17.51 17.51 128 1000 17.92 17.92 17.92 256 1000 21.56 21.57 21.57 512 1000 25.34 25.35 25.35 1024 1000 32.57 32.58 32.58 2048 1000 37.70 37.71 37.70 4096 1000 49.50 49.51 49.50 8192 1000 82.09 82.11 82.10 16384 1000 148.15 148.20 148.17 32768 1000 227.09 227.17 227.13 65536 1000 403.93 403.94 403.93 131072 1000 746.21 746.23 746.22 262144 1000 1391.83 1391.88 1391.85 524288 800 3002.39 3002.84 3002.61 1048576 400 6062.97 6065.25 6064.11 2097152 200 11872.22 11882.18 11877.20 4194304 100 23466.14 23505.91 23486.02 #---------------------------------------------------------------- # Benchmarking Alltoall # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 18.15 18.15 18.15 2 1000 24.65 24.65 24.65 4 1000 24.69 24.69 24.69 8 1000 29.95 29.97 29.96 16 1000 24.77 24.77 24.77 32 1000 24.79 24.80 24.80 64 1000 27.48 27.50 27.49 128 1000 25.21 25.21 25.21 256 1000 25.46 25.47 25.47 512 1000 26.24 26.24 26.24 1024 1000 27.89 27.89 27.89 2048 1000 30.17 30.17 30.17 4096 1000 38.92 38.93 38.92 8192 1000 55.71 55.72 55.71 16384 1000 109.72 109.77 109.74 32768 1000 188.21 188.29 188.25 65536 1000 368.13 368.13 368.13 131072 1000 736.85 736.88 736.86 262144 1000 1563.17 1563.20 1563.19 524288 800 3312.06 3312.14 3312.10 1048576 400 7017.52 7017.68 7017.60 2097152 200 23435.82 23445.71 23440.77 4194304 100 57176.57 57177.26 57176.92 #---------------------------------------------------------------- # Benchmarking Bcast # ( #processes = 2 ) #---------------------------------------------------------------- #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] 0 1000 0.13 0.13 0.13 2 1000 9.74 9.74 9.74 4 1000 9.73 9.73 9.73 8 1000 9.74 9.75 9.74 16 1000 9.74 9.75 9.75 32 1000 9.75 9.76 9.76 64 1000 9.79 9.79 9.79 128 1000 10.11 10.11 10.11 256 1000 12.11 12.12 12.11 512 1000 13.85 13.86 13.85 1024 1000 17.50 17.51 17.50 2048 1000 19.87 19.88 19.88 4096 1000 25.76 25.78 25.77 8192 1000 41.45 41.48 41.46 16384 1000 73.97 74.04 74.01 32768 1000 111.60 111.69 111.65 65536 1000 188.51 188.52 188.52 131072 1000 346.58 346.59 346.59 262144 1000 654.66 654.68 654.67 524288 800 1252.14 1252.17 1252.15 1048576 400 2437.15 2437.20 2437.17 2097152 200 4817.14 4817.25 4817.19 4194304 100 9594.00 9594.24 9594.12 #--------------------------------------------------- # Benchmarking Barrier # ( #processes = 2 ) #--------------------------------------------------- #repetitions t_min[usec] t_max[usec] t_avg[usec] 1000 11.54 11.54 11.54 #===================================================== # 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