Subject: [Summary] Simple C/C++ Perfometer : Copying Files
Newsgroups: gmane.comp.lang.c++.perfometer
Date: 2004-04-13 10:53:28 GMT (5 years, 11 weeks, 6 days and 4 hours ago)
===================================
C/C++ Performance Tests
Comparative performance measurement
===================================
Testsuite : Copying files (input to output)
---------------------------------------------
Tool : Simple C/C++ Perfometer (Copying Files)
* http://article.gmane.org/gmane.comp.lang.c++.perfometer/34
* http://groups.google.com/groups?selm=c4ke5n%242jnjd0%241%40ID-79865.news.uni-berlin.de
Report kind : Summary report
Environment
-----------
Windows 2000 Professional
Intel(R) Celeron(R) CPU 1.70 GHz
Compilers
---------
* GNU g++ 3.3.1 (CYGWIN); DLLs : cygwin1.dll, kernel32.dll, ntdll.dll
* GNU g++ 3.3.1 (MINGW); DLLs : msvcrt.dll, kernel32.dll, ntdll.dll
* GNU gpp 3.3.2 (DJGPP); DLLs : No
* Microsoft C++ 13.00.9466 (Unmanaged); DLLs : kernel32.dll, ntdll.dll
* Microsoft C++ 13.00.9466 (Managed); DLLs : kernel32.dll, ntdll.dll, mscoree.dll, advapi32.dll, rpcrt4.dll
* Borland C++ 5.5.1; DLLs : kernel32.dll, ntdll.dll, user32.dll, gdi32.dll
* Digital Mars C++ 8.40.2; DLLs : kernel32.dll, ntdll.dll, user32.dll, gdi32.dll
* Intel C++ 8.0; DLLs : kernel32.dll, ntdll.dll
Testsuites
----------
C-1 : Functions getc() and putc()
C-2 : Functions fgetc() and fputc()
C-3 : Functions fread() and fwrite()
CPP-1 : Operators >> and <<
CPP-2 : Methods get() and put()
CPP-3 : Methods sbumpc() and sputc()
CPP-4 : Method sbumpc() and operator <<
CPP-5 : Method rdbuf() and operator <<
CPP-6 : Methods read() and write() with const buffer
CPP-7 : Methods read() and write() with max buffer
Note. Algorithms C-1, ..., CPP-7 are described at
http://groups.google.com/groups?selm=OqdBYoOGEHA.744%40TK2MSFTNGP09.phx.gbl
http://article.gmane.org/gmane.comp.lang.c++.perfometer/35
#################################################
Stream I/O performance tests below are based
on the article "Stream I/O"
presented at http://www.glenmccl.com/strm_cmp.htm
by Glen McCluskey & Associates LLC
#################################################
Report 1.2 (2004-04-13)
#==========================================================
# Comparison : copying files : input to output
#----------------------------------------------------------
# Resource Name : CPU-time used
# Total repetitions : 1000
# Performance metrics : milliseconds / 750 repetitions
#==========================================================
===================
1. File size = 1000
===================
Table-1.1. Summary report : file size = 1000, No optimization
-------------------------------------------------------------
Contains result of the best run of 3 runs
------------------------------------------------------------------------------------------
| | GNU g++ 3.3.x | Microsoft C++ | Borland | Digital | Intel |
| No. | | 13.00.9466 | C++ | Mars | C++ |
| |-----------------------------|---------------------| 5.5.1 | C++ | 8.0 |
| | CYGWIN | MINGW | DJGPP | Unmanaged | Managed | | 8.40.2 | |
| | 3.3.1 | 3.3.1 | 3.3.2 | | | | | |
|----------------------------------------------------------------------------------------|
| C-1 | 0.100 | 0.080 | 0.110 | 0.033 | 0.180 | 0.033 | 0.524 | 0.026 |
| C-2 | 0.097 | 0.340 | 0.110 | 0.037 | 0.180 | 0.116 | 0.524 | 0.033 |
| C-3 | 0.083 | 0.040 | 0.066 | 0.013 | 0.016 | 0.016 | 0.026 | 0.016 |
| | | | | | | | | |
| CPP-1 | 4.099 | 0.764 | 0.385 | 0.564 | 0.697 | 0.391 | 0.140 | 0.633 |
| CPP-2 | 2.033 | 0.401 | 0.220 | 0.554 | 0.680 | 0.343 | 0.150 | 0.587 |
| CPP-3 | 0.200 | 0.160 | 0.165 | 0.143 | 0.060 | 0.067 | 0.043 | 0.173 |
| CPP-4 | 0.126 | 0.066 | 0.110 | 0.210 | 0.080 | 0.063 | 0.020 | 0.234 |
| CPP-5 | 0.113 | 0.060 | 0.121 | 0.207 | 0.080 | 0.053 | 0.047 | 0.260 |
| CPP-6 | 0.113 | 0.063 | 0.121 | 0.023 | 0.030 | 0.116 | 0.030 | 0.023 |
| CPP-7 | 0.113 | 0.060 | 0.110 | 0.020 | 0.026 | 0.113 | 0.030 | 0.020 |
------------------------------------------------------------------------------------------
Table-1.2. Summary report : file size = 1000, Optimizations
-----------------------------------------------------------
Contains result of the best run of 3 runs
------------------------------------------------------------------------------------------
| | GNU g++ 3.3.x | Microsoft C++ | Borland | Digital | Intel |
| No. | | 13.00.9466 | C++ | Mars | C++ |
| |-----------------------------|---------------------| 5.5.1 | C++ | 8.0 |
| | CYGWIN | MINGW | DJGPP | Unmanaged | Managed | | 8.40.2 | |
| | 3.3.1 | 3.3.1 | 3.3.2 | | | | | |
|----------------------------------------------------------------------------------------|
| C-1 | 0.040 | 0.023 | 0.110 | 0.033 | 0.180 | 0.030 | 0.520 | 0.020 |
| C-2 | 0.040 | 0.143 | 0.110 | 0.037 | 0.180 | 0.116 | 0.517 | 0.033 |
| C-3 | 0.033 | 0.016 | 0.055 | 0.013 | 0.016 | 0.016 | 0.023 | 0.013 |
| | | | | | | | | |
| CPP-1 | 1.855 | 0.337 | 0.341 | 0.227 | 0.524 | 0.391 | 0.100 | 0.127 |
| CPP-2 | 0.931 | 0.170 | 0.176 | 0.230 | 0.577 | 0.343 | 0.083 | 0.106 |
| CPP-3 | 0.083 | 0.060 | 0.121 | 0.063 | 0.040 | 0.050 | 0.043 | 0.030 |
| CPP-4 | 0.046 | 0.027 | 0.110 | 0.090 | 0.070 | 0.056 | 0.016 | 0.057 |
| CPP-5 | 0.043 | 0.026 | 0.110 | 0.083 | 0.064 | 0.053 | 0.040 | 0.053 |
| CPP-6 | 0.050 | 0.026 | 0.110 | 0.023 | 0.030 | 0.110 | 0.023 | 0.020 |
| CPP-7 | 0.046 | 0.026 | 0.110 | 0.020 | 0.026 | 0.106 | 0.023 | 0.020 |
------------------------------------------------------------------------------------------
====================
2. File size = 10000
====================
Table-2.1. Summary report : file size = 10000, No optimization
--------------------------------------------------------------
Contains result of the best run of 3 runs
------------------------------------------------------------------------------------------
| | GNU g++ 3.3.x | Microsoft C++ | Borland | Digital | Intel |
| No. | | 13.00.9466 | C++ | Mars | C++ |
| |-----------------------------|---------------------| 5.5.1 | C++ | 8.0 |
| | CYGWIN | MINGW | DJGPP | Unmanaged | Managed | | 8.40.2 | |
| | 3.3.1 | 3.3.1 | 3.3.2 | | | | | |
|----------------------------------------------------------------------------------------|
| C-1 | 0.624 | 0.731 | 0.670 | 0.540 | 2.507 | 0.270 | 11.479 | 0.434 |
| C-2 | 0.601 | 3.448 | 0.670 | 0.674 | 2.506 | 1.268 | 5.187 | 0.621 |
| C-3 | 0.474 | 0.267 | 0.341 | 0.207 | 0.170 | 0.177 | 0.206 | 0.213 |
| | | | | | | | | |
| CPP-1 | 32.976 | 6.279 | 3.462 | 12.214 | 10.364 | 5.347 | 1.325 | 11.467 |
| CPP-2 | 15.903 | 3.144 | 1.319 | 12.130 | 11.963 | 4.726 | 1.478 | 10.932 |
| CPP-3 | 1.341 | 1.091 | 0.824 | 2.961 | 0.621 | 0.774 | 0.411 | 3.836 |
| CPP-4 | 0.597 | 0.373 | 0.418 | 4.349 | 0.884 | 0.698 | 0.090 | 5.040 |
| CPP-5 | 0.581 | 0.360 | 0.396 | 4.316 | 0.884 | 0.694 | 0.424 | 5.738 |
| CPP-6 | 0.587 | 0.370 | 0.396 | 0.323 | 0.260 | 1.512 | 0.177 | 0.313 |
| CPP-7 | 0.557 | 0.363 | 0.440 | 0.307 | 0.237 | 1.462 | 0.230 | 0.300 |
------------------------------------------------------------------------------------------
Table-2.2. Summary report : file size = 10000, Optimization
-----------------------------------------------------------
Contains result of the best run of 3 runs
------------------------------------------------------------------------------------------
| | GNU g++ 3.3.x | Microsoft C++ | Borland | Digital | Intel |
| No. | | 13.00.9466 | C++ | Mars | C++ |
| |-----------------------------|---------------------| 5.5.1 | C++ | 8.0 |
| | CYGWIN | MINGW | DJGPP | Unmanaged | Managed | | 8.40.2 | |
| | 3.3.1 | 3.3.1 | 3.3.2 | | | | | |
|----------------------------------------------------------------------------------------|
| C-1 | 0.624 | 0.270 | 0.495 | 0.157 | 2.503 | 0.270 | 5.180 | 0.176 |
| C-2 | 0.597 | 1.749 | 0.473 | 0.387 | 2.506 | 1.161 | 5.187 | 0.371 |
| C-3 | 0.474 | 0.120 | 0.253 | 0.110 | 0.170 | 0.127 | 0.206 | 0.110 |
| | | | | | | | | |
| CPP-1 | 32.976 | 3.301 | 2.747 | 0.954 | 7.514 | 5.347 | 1.011 | 1.198 |
| CPP-2 | 15.903 | 1.679 | 1.242 | 0.965 | 8.128 | 4.726 | 0.804 | 0.975 |
| CPP-3 | 1.222 | 0.517 | 0.769 | 0.210 | 0.430 | 0.667 | 0.411 | 0.210 |
| CPP-4 | 0.597 | 0.200 | 0.396 | 0.300 | 0.671 | 0.667 | 0.087 | 0.464 |
| CPP-5 | 0.581 | 0.193 | 0.396 | 0.303 | 0.654 | 0.660 | 0.354 | 0.457 |
| CPP-6 | 0.587 | 0.200 | 0.396 | 0.136 | 0.260 | 1.468 | 0.140 | 0.120 |
| CPP-7 | 0.557 | 0.193 | 0.396 | 0.133 | 0.237 | 1.446 | 0.183 | 0.123 |
------------------------------------------------------------------------------------------
--
Alex Vinokur
mailto:alexvn <at> connect.to
http://mathforum.org/library/view/10978.html
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