Re: Problem with Asus P4C800-DX and P4 -Northwood-

[Andreas Baer <lnx1@gmx.net>]

Erik Mouw wrote:
> On Mon, Jul 25, 2005 at 09:51:49PM +0200, Andreas Baer wrote:
>
> > Willy Tarreau wrote:
> >
> > > On Mon, Jul 25, 2005 at 03:10:08PM +0200, Andreas Baer wrote:
> > >
> > > > Here I have
> > > >
> > > >       /dev/hda:  26.91 MB/sec
> > > >       /dev/hda1: 26.90 MB/sec    (Windows FAT32)
> > > >       /dev/hda7: 17.89 MB/sec    (Linux EXT3)
> > > >
> > > > Could you give me a reason how this is possible?
> > >
> > >
> > > a reason for what ? the fact that the notebook performs faster than the
> > > desktop while slower on I/O ?
> >
> > No, a reason why the partition with Linux (ReiserFS or Ext3) is always 
> > slower
> > than the Windows partition?
>
>
> Easy: Drives don't have the same speed on all tracks. The platters are
> built-up from zones with different recording densities: zones near the
> center of the platters have a lower recording density and hence a lower
> datarate (less bits/second pass under the head). Zones at the outer
> diameter have a higher recording density and a higher datarate.
>
>
> Erik

So it has definitely nothing to do with filesystem? I also thought about 
physical reasons because I don't think the hdparm depends on filesystems...
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