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Short Description
Linux/Unix nbench
Full Description

Linux/Unix nbench

NBench(Wikipedia) is a synthetic computing benchmark program developed in the mid-1990s by the now defunct BYTE magazine intended to measure a computer's CPU, FPU, and Memory System speed.

Docker Image

Usage

docker run --rm \
    -v `pwd`:/root/results \
    ljishen/nbench \
    /root/results/output.prof

Sample Output


BYTEmark* Native Mode Benchmark ver. 2 (10/95)
Index-split by Andrew D. Balsa (11/97)
Linux/Unix* port by Uwe F. Mayer (12/96,11/97)

============================== ALL STATISTICS ===============================
**Date and time of benchmark run: Sat Oct  8 05:34:30 2016
**Sizeof: char:1 short:2 int:4 long:8 u8:1 u16:2 u32:4 int32:4
**System used for compilation:
**Linux 914cf42a3e15 3.13.0-88-generic #135~precise1-Ubuntu SMP Thu Jun 9 08:26:
**C compiler: gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.2) 
**libc: libc-2.23.so
**Date of compilation: Sat Oct  8 05:33:54 UTC 2016
=============================================================================

TEST                : Iterations/sec.  : Old Index   : New Index
                    :                  : Pentium 90* : AMD K6/233*
--------------------:------------------:-------------:------------
NUMERIC SORT        :          719.39  :      18.45  :       6.06
  Absolute standard deviation: 0.081743
  Relative standard deviation: 0.0113628 %
  Number of runs: 5
  Number of arrays: 1
  Array size: 8111
Done with NUMERIC SORT    

STRING SORT         :          329.68  :     147.31  :      22.80
  Absolute standard deviation: 0.0290874
  Relative standard deviation: 0.00882294 %
  Number of runs: 5
  Number of arrays: 1
  Array size: 8111
Done with STRING SORT     

BITFIELD            :      2.9311e+08  :      50.28  :      10.50
  Absolute standard deviation: 39053.9
  Relative standard deviation: 0.0133239 %
  Number of runs: 5
  Operations array size: 30
  Bitfield array size: 16384
Done with BITFIELD        

FP EMULATION        :          163.11  :      78.27  :      18.06
  Absolute standard deviation: 0.010168
  Relative standard deviation: 0.00623393 %
  Number of runs: 5
  Number of loops: 1
  Array size: 3000
Done with FP EMULATION    

FOURIER             :           15600  :      17.74  :       9.96
  Absolute standard deviation: 2.44753
  Relative standard deviation: 0.0156892 %
  Number of runs: 5
  Number of coefficients: 100
Done with FOURIER         

ASSIGNMENT          :          25.145  :      95.68  :      24.82
  Absolute standard deviation: 0.00306236
  Relative standard deviation: 0.0121786 %
  Number of runs: 5
  Number of arrays: 1
Done with ASSIGNMENT      

IDEA                :          4201.6  :      64.26  :      19.08
  Absolute standard deviation: 0.314743
  Relative standard deviation: 0.00749103 %
  Number of runs: 5
  Array size: 4000
 Number of loops: 100
Done with IDEA            

HUFFMAN             :          1716.6  :      47.60  :      15.20
  Absolute standard deviation: 0.233114
  Relative standard deviation: 0.0135799 %
  Number of runs: 5
  Array size: 5000
  Number of loops: 100
Done with HUFFMAN         

NEURAL NET          :          32.427  :      52.09  :      21.91
  Absolute standard deviation: 0.111425
  Relative standard deviation: 0.343617 %
  Number of runs: 5
  Number of loops: 1
Done with NEURAL NET      

LU DECOMPOSITION    :          1072.1  :      55.54  :      40.10
  Absolute standard deviation: 0.646903
  Relative standard deviation: 0.0603424 %
  Number of runs: 5
  Number of arrays: 1
Done with LU DECOMPOSITION

==========================ORIGINAL BYTEMARK RESULTS==========================
INTEGER INDEX       : 60.965
FLOATING-POINT INDEX: 37.162
Baseline (MSDOS*)   : Pentium* 90, 256 KB L2-cache, Watcom* compiler 10.0
==============================LINUX DATA BELOW===============================
CPU                 : 8 CPU GenuineIntel Intel(R) Xeon(R) CPU           E5310  @ 1.60GHz 1600MHz
L2 Cache            : 4096 KB
OS                  : Linux 3.13.0-88-generic
C compiler          : gcc version 5.4.0 20160609 (Ubuntu 5.4.0-6ubuntu1~16.04.2) 
libc                : libc-2.23.so
MEMORY INDEX        : 18.113
INTEGER INDEX       : 13.347
FLOATING-POINT INDEX: 20.612
Baseline (LINUX)    : AMD K6/233*, 512 KB L2-cache, gcc 2.7.2.3, libc-5.4.38
* Trademarks are property of their respective holder.

See Ported Page of Linux/Unix nbench for more details.

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