Variability in build times.

Ken Moffat ken at linuxfromscratch.org
Tue Oct 19 07:49:35 PDT 2010


On Tue, Oct 19, 2010 at 01:07:02PM +0200, Aleksandar Kuktin wrote:
> >On Tue, 19 Oct 2010 05:03:15 +0200 (CEST)
> >Uwe Düffert <dueffert at uwe-dueffert.de> wrote:
> >
> > Same with glibc here: The difference between the slowest and the
> > fastest run is just 0.3% (16m53.825 vs 16m57.186).
> > 
> > Uwe
> 
> Well, my results are way more interesting. :)
> 
> Overnight builds, done while I was sleeping and therefore not loading
> the machine are uniform (I have not done a full statistical analysis):
> 490 sec +- 10 seconds.
> BUT, when I am actively using my single core computer, the times range
> from 502 seconds to 675 seconds.
> In detail: min: 502, max: 675, avrg: 560, sd: 53 seconds.
> That's with Mplayer and/or the browser.
> 
 Thanks.  So, it's a uniprocessor problem.

ĸen
-- 
das eine Mal als Tragödie, das andere Mal als Farce



More information about the blfs-dev mailing list