Odd performance problem (hitching)

Eric Anholt eta at lclark.edu
Thu Sep 8 10:25:52 PDT 2005

On Thu, 2005-09-08 at 09:53 -0500, Eric Anderson wrote:
> Daniel O'Connor wrote:
> > On Thursday 08 September 2005 17:43, Don Lewis wrote:
> > 
> >>That could be an important clue.  Maybe one of the X apps that you are
> >>running, like your mail reader, browser, or system status monitor.  Try
> >>running X with one of the lightweight window managers and just an xterm
> >>or two.
> >>
> >>The 10 second interval doesn't make it sound like the problem is any of
> >>the built in kernel tasks.  It's more consistent with something that
> >>runs every 10 seconds in userland that monopolizes some kernel resource
> >>whenever it runs.
> > 
> > 
> > Possibly, but I would expect to see some evidence in top of this.
> > 
> > Also, during the 'lag' X drops or doubles up keypresses - it would suprise me 
> > to find that a userland app could make X do that very easily.
> > 
> > I will try your suggestion though.
> I had a similar problem with XFCE4's battery/temp monitor applet.  I 
> think my freeze was about every 6-10seconds.

I've also had a problem with gnome's battery monitor producing long
"hitches" every several seconds.

Eric Anholt                                     eta at lclark.edu
http://people.freebsd.org/~anholt/              anholt at FreeBSD.org
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