imb.8.out (3326B)
1 #------------------------------------------------------------ 2 # Intel (R) MPI Benchmarks 4.0, MPI-1 part 3 #------------------------------------------------------------ 4 # Date : Tue Sep 2 19:59:07 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 64 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 = 64 42 #----------------------------------------------------------------------------- 43 #bytes #repetitions t_min[usec] t_max[usec] t_avg[usec] Mbytes/sec 44 0 1000 100.73 103.19 102.04 0.00 45 1 1000 97.84 100.19 98.92 0.04 46 2 1000 98.38 99.94 99.20 0.08 47 4 1000 99.35 101.49 100.18 0.15 48 8 1000 98.94 101.71 100.37 0.30 49 16 1000 98.92 101.92 100.47 0.60 50 32 1000 99.03 101.86 100.40 1.20 51 64 1000 101.57 104.13 102.89 2.34 52 128 1000 99.54 101.67 100.80 4.80 53 256 1000 99.07 101.09 100.16 9.66 54 512 1000 104.19 106.43 105.30 18.35 55 1024 1000 112.63 115.30 113.88 33.88 56 2048 1000 138.71 141.62 140.13 55.17 57 4096 1000 296.10 298.49 297.42 52.35 58 8192 1000 365.84 371.71 368.84 84.07 59 16384 1000 522.79 530.98 526.25 117.71 60 32768 1000 1275.95 1310.87 1303.67 95.36 61 65536 640 7800.60 7845.04 7821.39 31.87 62 131072 320 11142.82 11916.77 11632.21 41.96 63 262144 160 14042.92 14978.59 14577.74 66.76 64 524288 80 26261.25 30194.84 28380.52 66.24 65 1048576 40 37355.02 45396.20 41956.86 88.11 66 2097152 20 69780.41 90826.56 79905.27 88.08 67 4194304 10 118846.49 172916.51 145946.42 92.53 68 69 70 # All processes entering MPI_Finalize 71