Debugging X server's CPU burning

[Daniel Stone]

On Thu, May 03, 2007 at 03:26:52PM -0400, Ross Vandegrift wrote:
> We have a web page on our intranet - it's an employee photo gallery.
> The page isn't terribly complicated and loads in Mozilla in a second
> or two.
> 
> While the page is open, the X server burns 100% of CPU even if no
> scrolling is happening.  If I had to guess, there may be something
> rendering on the page.  I noticed this when a co-worker commented that
> it behaves normally with Mozilla on Windows.
> 
> I'm not really familiar with debugging X applications - how would you
> guys suggest I start tracking down what the bad behavior here is?

The main thing to do is to run oprofile (google for instructions), to
see what the culprit is.  A session with gdb might help figure out what
in Mozilla is going wrong.

Cheers,
Daniel
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