lkml.org 
[lkml]   [2004]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectDoes Optimization Effect BogoMips Value?
Three identical Virtual Machines with three different compiler flags to
compile the entire distribution, in this case, Gentoo 2004.1.

However, why are the Bogomips values different (up to +82 points
different)?

Linux tux 2.6.7-gentoo-r6 #1 Wed Jun 30 05:56:57 EDT 2004 i686 Intel(R)
Pentium(R) 4 CPU 2.60GHz GenuineIntel GNU/Linux
Gentoo 2004.1 Compiled With: "-pipe -mcpu=i386": 1515MB FREE
Calibrating delay loop... 4866.04 BogoMIPS

Linux tux 2.6.7-gentoo-r6 #1 Wed Jun 30 14:01:09 Local time zone must be
set--see zic manu i686 Intel(R) Pentium(R) 4 CPU 2.60GHz GenuineIntel
GNU/Linux
Gentoo 2004.1 Compiled With: "-Os -pipe -mcpu=i686": 1673MB FREE
Calibrating delay loop... 4882.43 BogoMIPS


Linux tux 2.6.7-gentoo-r6 #1 Wed Jun 30 13:58:50 Local time zone must be
set--see zic manu i686 Intel(R) Pentium(R) 4 CPU 2.60GHz GenuineIntel
GNU/Linux
Gentoo 2004.1 Compiled With: "-O3 -pipe -mcpu=pentium4 -march=i686 -msse
-msse2 -fomit-frame-pointer -funroll-loops -ffast-math": 1635MB FREE
Calibrating delay loop... 4800.51 BogoMIPS

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 14:04    [W:0.052 / U:0.268 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site