imb.2.out (3324B)
1 #------------------------------------------------------------ 2 # Intel (R) MPI Benchmarks 4.0, MPI-1 part 3 #------------------------------------------------------------ 4 # Date : Tue Sep 2 20:34:38 2014 5 # Machine : x86_64 6 # System : Linux 7 # Release : 3.10.0-123.4.2.el7.x86_64 8 # Version : #1 SMP Mon Jun 30 16:09:14 UTC 2014 9 # MPI Version : 2.1 10 # MPI Thread Environment: 11 12 # New default behavior from Version 3.2 on: 13 14 # the number of iterations per message size is cut down 15 # dynamically when a certain run time (per message size sample) 16 # is expected to be exceeded. Time limit is defined by variable 17 # "SECS_PER_SAMPLE" (=> IMB_settings.h) 18 # or through the flag => -time 19 20 21 22 # Calling sequence was: 23 24 # /opt/IMB-MPI1 -npmin 4 Exchange 25 26 # Minimum message length in bytes: 0 27 # Maximum message length in bytes: 4194304 28 # 29 # MPI_Datatype : MPI_BYTE 30 # MPI_Datatype for reductions : MPI_FLOAT 31 # MPI_Op : MPI_SUM 32 # 33 # 34 35 # List of Benchmarks to run: 36 37 # Exchange 38 39 #----------------------------------------------------------------------------- 40 # Benchmarking Exchange 41 # #processes = 4 42 #----------------------------------------------------------------------------- 43 #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 44 0 1000 76.24 76.38 76.31 0.00 45 1 1000 76.38 76.48 76.41 0.05 46 2 1000 76.43 76.53 76.46 0.10 47 4 1000 76.34 76.42 76.40 0.20 48 8 1000 75.73 75.85 75.78 0.40 49 16 1000 75.79 75.88 75.85 0.80 50 32 1000 75.64 75.72 75.70 1.61 51 64 1000 75.19 75.27 75.24 3.24 52 128 1000 74.90 74.98 74.95 6.51 53 256 1000 76.54 76.65 76.58 12.74 54 512 1000 78.90 78.97 78.94 24.73 55 1024 1000 99.59 99.68 99.63 39.19 56 2048 1000 110.47 110.59 110.52 70.64 57 4096 1000 250.39 250.41 250.40 62.40 58 8192 1000 324.50 324.70 324.60 96.24 59 16384 1000 499.22 499.45 499.34 125.14 60 32768 1000 803.45 803.47 803.46 155.58 61 65536 640 1657.42 1658.16 1657.95 150.77 62 131072 320 3107.30 3108.34 3107.82 160.86 63 262144 160 6182.99 6198.73 6194.33 161.32 64 524288 80 13205.42 13258.69 13226.84 150.84 65 1048576 40 25815.78 26005.88 25900.31 153.81 66 2097152 20 44905.10 44966.26 44934.96 177.91 67 4194304 10 90961.00 91084.72 91024.58 175.66 68 69 70 # All processes entering MPI_Finalize 71