Bug#516014: xorg: Since upgrade to Lenny on 2/15, Xorg frequenly spikes CPU to 100%

[Brice Goglin <Brice.Goglin@ens-lyon.org>]

D wrote:
> Package: xorg
> Version: 1:7.3+18
> Severity: important
>
>
> Since upgrading to Lenny on 2/15, UIs will "freeze" -- that is, keystrokes and mouse clicks will 
> fail to register (neither ctrl-alt-del nor ctrl-alt-bksp will function, either), although the 
> arrow will move when the mouse is moved. Occasionally, the screen will go entirely black and go 
> into "standby" as if no signal is being generated by the video card. This does not happen when the 
> computer is "idling," only when keyboard/mouse is being used and the display changes (like when 
> browsing the internet).  Hard reboot brings the computer back up and functioning, until use 
> creates the same condition.
>
> I have been able to recreate this problem with some frequency. I have also been able to ssh to 
> this system and tail -f various log files as the problem occurs -- but haven't been able to detect 
> anything in the logs. 
>
> However, I am able to run top and consistently see that as the problem occurs, Xorg spikes 
> near 100% and stays there. In addition, several hald-addon-storage processes become the next most 
> used processes, taking up about 20% CPU each (this is a dual processor system). These conditions, 
> as reported by top, always accompany the display issues noted above, whether the screen goes black 
> or not.
>
> Let me know if you need more info.
>   


Config and log please.

Brice