Bad video card?

[Leon Goldstein]

Tim Wunder wrote:

>On Saturday 29 November 2008 08:09:54 pm Lonni J Friedman wrote:
>  
>
>>On Sat, Nov 29, 2008 at 6:34 AM, Tim Wunder <tim at thewunders.org> wrote:
>>    
>>
>>>Over the past day or so, I've been experiencing lock-ups on my main PC.
>>>They appear to be video card related. My system hardware has been
>>>unchanged for nearly 2 years and I'm on FC6 (yes, that's a 6).
>>>The video card is Biostar 7300GT, PCI-E card with DVI and VGA connectors
>>>on it.
>>>
>>>I could get the lockup pretty consistently by simply running glxgears.
>>>The lockups would be anything from just X freezing to the entire system
>>>freezing (unable to ssh to the box).
>>>
>>>This morning I replaced the nvidia driver with the nv driver and so far
>>>the system is fine (about an hour).
>>>
>>>I'm inclined to think the video card is toast, but was wondering what
>>>other tests I could do to verify that.
>>>      
>>>
>>If there have been no software changes, then it must be hardware.  You
>>sure that its not overheating?  Have you cleaned out dust from inside
>>the case lately?
>>
>>    
>>
>
>It gets pretty hot, but it has only a heat sink, so there is no fan to have 
>gone bad on it. Cas fans work fine.
>
>  
>
>>Also wouldn't hurt to check logs to see if there's anything ominous.
>>    
>>
>
>Nothing of note in /var/log/messages. My wife's X-session locked up this 
>morning, but I can get into X via FreeNX. Looks like I'm picking up a video 
>card today. 
>
>Thanks, 
>Tim
>
>
>
>  
>
Brings up a good point: are there any Linux utilities that test video 
RAM?  I remember (I think) my old Paradise cards had a diagnostic app 
that ran in DOS.

-- 
Leon A. Goldstein

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