X becomes unresponsive with nvidia / xscreensaver and desktop panics

[Garrett Cooper]

On Jan 8, 2009, at 12:36 AM, Roman Divacky wrote:

> On Wed, Jan 07, 2009 at 11:49:26PM -0800, Garrett Cooper wrote:
>> Hello folks,
>> 	As many probably know, I recently installed FreeBSD 8-CURRENT on  
>> my desktop.
>> 	One of the things I'm noting is that when I use dual displays with
>> the nvidia driver, and xscreensaver kicks in and keeps going for a
>> period of time, the machine's X.org console eats up a core, and  
>> when I
>> try and do anything like gdb Xorg, the system hangs, attempts to  
>> panic
>> (I assume that's the case because I hear it beep and attempt to
>> restart), then I have to give it a warm boot. truss(1)'ing Xorg  
>> showed
>> that there were a lot of SIGALARM's being fired and masked.
>>        This is incredibly reminiscent of the days when I used to  
>> run Linux and
>> 	I forgot to configure my dump device (doh), but this problem appears
>> to be easily reproducible with my environment. I'm fixing that issue
>> right now, so I should have a working crashdump soon...
>> 	Just wondering if anyone else has seen this issue, or if it's just  
>> me
>> once again.
>> Thanks,
>
> the nvidia driver keeps my 8-current crashing/deadlocking when  
> playing video
> quite often (once a week?). I have no idea what it causes.
>
> the code of the driver seems to be done in 5.x times. I believe it  
> needs
> some rehashing as it might not get the semantics of "things" in 8.x  
> right


Hey Roman!
	Yeah, I'm fine with it being slow, for a little while, as long as  
it's functional... I do realize that nvidia is still giant locked  
(ew..), so it might be some nasty resource contention.
	Are you using Linux emulation support with the driver?
Cheers,
-Garrett