FreeBSD MySQL still WAY slower than Linux

[Roman Neuhauser]

# michael.schuh at gmail.com / 2005-06-28 18:29:59 +0200:
> 2005/6/28, Paul Mather <paul at gromit.dlib.vt.edu>:
> > On Tue, 2005-06-28 at 11:21 +0200, Roman Neuhauser wrote:
> > > # olli at lurza.secnetix.de / 2005-06-21 16:51:10 +0200:
> > > > For accurate measurements and comparisons, you have to make
> > > > sure to use _exactly_ the same physical location on the
> > > > disk.
> > >
> > >     No you don't. You want to make a side-by-side comparison
> > >     of two products, and if one of them underperforms, it just
> > >     underperforms. You cannot use a poor location selection
> > >     strategy in the driver as an excuse for poor operation.
> > 
> > The point people are making is that location can have a significant
> > effect on performance, and so should not be dismissed out of hand.
> 
> Yes, i know that and i agree with them.
> that was the reason, why my disk is tiled on first physical Gigabyte for Swap,
> and the rest for the system....
> 
> my target was to compare 2 Versions not 2 Os-Types like FreeBSD and Linux,
> but FreeBSD and FreeBSD, in cases RELENG_4 with RELENG_5.
> 
> so that the little difference between the different places for files,
> remember i install everytime at the beginning of second Gig on disk,
> should be flawlessy and not make the results so big, that the RELENG_4
> has the double of speed from RELENG_5!

    I can feel your pain.

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