xorg sucking cpu

Adam Jackson ajax at redhat.com
Wed May 28 13:37:01 UTC 2008

On Wed, 2008-05-28 at 11:14 +0100, Bill Crawford wrote:
> 2008/5/28 Neal Becker <ndbecker2 at gmail.com>:
> > I noticed that (on kde desktop), when the cursor is placed on the panel
> > icon, and a balloon pops up showing info on the app, xorg sucks a steady
> > cpu close to 100%.
> It's a shaped window, which will add overhead to rendering both of the
> window itself and of the stuff underneath due to having to clip to
> regions (LOTS of regions, since the corners are curved :o)).

Sure, but that's an explanation for why rendering it once would take a
lot of CPU, not for why it takes that much CPU continuously.

- ajax
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