Degraded X Performance in 7.0

[george+freebsd at m5p.com]

On: Fri, 18 Jul 2008 19:28:19 -0400
"Ben Kaduk" <minimarmot at gmail.com> wrote:
> 
> On Fri, Jul 18, 2008 at 1:49 PM,  <george+freebsd at m5p.com> wrote:
> > Between FreeBSD 6.2 and FreeBSD 7.0, something has happened with
> > performance.  Using a generic 6.2 kernel and the X server which
> > shipped with it, and mplayer built with the defaults from ports,
> > I would play a movie from an NFS-mounted disk, with mplayer using
> > roughly 30% of the CPU time and xorg less than 5%.  On the very same
> > hardware upgraded to a generic 7.0 kernel and the X server which
> > shipped with it, and mplayer built with the defaults from ports,
> > playing the same movie from the same NFS-mounted disk, mplayer
> > still takes roughly 30% of the CPU, but xorg is taking 35-40% of
> > the CPU!  The quality of the playback is noticeably rough.  What
> > should I be looking for?  The diff between an old Xorg.0.log and
> > a new one is pretty massive.  I have an ATI Technologies Inc Rage
> > XL AGP 2X rev 39, Mem @ 0xce000000/24, 0xcfeff000/12, I/O @ 0x8800/8,
> > BIOS @ 0xcfec0000/17 according to the log.
> >
> 
> It sounds like your graphics card isn't doing as much work as it should.
> Could you post the results of dmesg and your Xorg.0.log somewhere
> accessible?  It would be best if versions before and after the upgrade
> were available.
> 
> -Ben Kaduk
> 
Here's the info:

http://www.m5p.com/~george/freebsd/

and thanks for your attention!                      -- George Mitchell