grid-14-virt-clusters

Applications of on-demand virtual clusters to high performance computing
git clone https://git.igankevich.com/grid-14-virt-clusters.git
Log | Files | Refs

imb.7.out (3386B)

      1 
      2 
      3 
      4 
      5 
      6 
      7 
      8 
      9 
     10 
     11 
     12 
     13 
     14 
     15 
     16 
     17 
     18 
     19 
     20 
     21 
     22 
     23 
     24 
     25 
     26 
     27 
     28 
     29 
     30 
     31 
     32 
     33 
     34 
     35 
     36 
     37 
     38 
     39 
     40 
     41 
     42 
     43 
     44 
     45 
     46 
     47 
     48 
     49 
     50 
     51 
     52 
     53 
     54 
     55 
     56 
     57 
     58 
     59 
     60 
     61 #------------------------------------------------------------
     62 #    Intel (R) MPI Benchmarks 4.0, MPI-1 part    
     63 #------------------------------------------------------------
     64 # Date                  : Tue Sep  2 20:12:46 2014
     65 # Machine               : x86_64
     66 # System                : Linux
     67 # Release               : 3.10.0-123.4.2.el7.x86_64
     68 # Version               : #1 SMP Mon Jun 30 16:09:14 UTC 2014
     69 # MPI Version           : 2.1
     70 # MPI Thread Environment: 
     71 
     72 # New default behavior from Version 3.2 on:
     73 
     74 # the number of iterations per message size is cut down 
     75 # dynamically when a certain run time (per message size sample) 
     76 # is expected to be exceeded. Time limit is defined by variable 
     77 # "SECS_PER_SAMPLE" (=> IMB_settings.h) 
     78 # or through the flag => -time 
     79   
     80 
     81 
     82 # Calling sequence was: 
     83 
     84 # /opt/IMB-MPI1 -npmin 49 Exchange
     85 
     86 # Minimum message length in bytes:   0
     87 # Maximum message length in bytes:   4194304
     88 #
     89 # MPI_Datatype                   :   MPI_BYTE 
     90 # MPI_Datatype for reductions    :   MPI_FLOAT
     91 # MPI_Op                         :   MPI_SUM  
     92 #
     93 #
     94 
     95 # List of Benchmarks to run:
     96 
     97 # Exchange
     98 
     99 #-----------------------------------------------------------------------------
    100 # Benchmarking Exchange 
    101 # #processes = 49 
    102 #-----------------------------------------------------------------------------
    103        #bytes #repetitions  t_min[usec]  t_max[usec]  t_avg[usec]   Mbytes/sec
    104             0         1000        78.41        79.75        79.21         0.00
    105             1         1000        78.97        80.76        79.81         0.05
    106             2         1000        83.26        85.21        84.29         0.09
    107             4         1000        85.78        87.84        86.77         0.17
    108             8         1000        91.18        92.86        92.02         0.33
    109            16         1000        91.89        93.99        92.95         0.65
    110            32         1000        95.32        96.89        96.14         1.26
    111            64         1000        97.10        99.13        98.12         2.46
    112           128         1000        95.39        97.13        96.22         5.03
    113           256         1000        89.84        91.57        90.71        10.67
    114           512         1000        97.87        99.57        98.86        19.62
    115          1024         1000       101.73       103.84       102.96        37.62
    116          2048         1000       135.43       138.44       136.87        56.43
    117          4096         1000       256.01       258.33       257.15        60.49
    118          8192         1000       364.24       368.58       366.31        84.78
    119         16384         1000       496.18       500.12       498.23       124.97
    120         32768         1000      1275.51      1282.14      1279.59        97.49
    121         65536          640      3077.69      3132.13      3106.17        79.82
    122        131072          320      4769.93      4844.28      4812.95       103.21
    123        262144          160     11216.82     11911.38     11504.51        83.95
    124        524288           80     21725.32     23999.16     22893.07        83.34
    125       1048576           40     39528.03     47452.45     42780.63        84.29
    126       2097152           20     70630.40     82162.75     76461.60        97.37
    127       4194304           10    125115.90    162350.11    144169.10        98.55
    128 
    129 
    130 # All processes entering MPI_Finalize
    131