F8devel - UI "responsiveness" improvements

[Adam Jackson]

On Thu, 2007-06-14 at 06:58 +1000, David Timms wrote:
> I'd like to suggest a goal for future Fedora of ensuring every 
> application / task performed with Fedora actually provides user feedback 
> at a minimum 1 {one} second interval.
> 
> Culprits:
> - anaconda between go-ahead with install and first package installing 
> {especially noticeable because the {boring} X screen saver kicks in. You 
> then move the mouse to get the screen back - but there is no update to 
> the screen for maybe one minute or more.
> 
> - pup during an update run with about 30-40 packages. It took nearly an 
> hour. Each time an app covered its windows they may not have been 
> redrawn for some minutes.

Just to clarify, it's not that you want continuous screen updates, it's
that you don't want to see apps in the middle of redraw.

We could solve this trivially by turning on automatic compositing by
default but I don't think that's ready yet.

- ajax