KMS on Radeon HD 3870

[Marat N.Afanasyev]

Hannes wrote:
> On 25.11.2013 14:27, Jean-Sébastien Pédron wrote:
>> On 24.11.2013 17:16, Hannes wrote:
>>> I still got a kernel panic after updating to a new kernel...
>>
>> Could you obtain a kernel dump?
>>
>> If not yet, after you configured kernel dumps, add this sysctl to
>> /etc/sysctl.conf:
>> debug.debugger_on_panic=0
>>
>> If you don't reboot, set it from the command line too:
>> sysctl debug.debugger_on_panic=0
>>
>> This sysctl helps when the kernel panic occurs while in X.Org.
>>
>> And try to reproduce the panic :) If you obtain a dump, I'm interested
>> in the last core.txt in /var/crash.
>>
>
> I have tried with 10.0-RELEASE again, and the problem persists.
> Sometimes a session runs for 8hours without issues, sometimes is reboots
> after 2min.
>
> Other issues I am seeing is spontaneous lockups of X. It looks like a
> hang, but than after 10-30s there is a flicker and regular operation is
> resumed (happened only twice up till now).
> Another weird thing I noticed, is that video doesn't work right. No
> matter whether I pick XV or GL, with the new drivers video is stuttery
> at best. This happens on mplayer, vlc and xine.
>
> Unfortunately I do not have SWAP on this machine, as I have only a small
> SSD, but lots of RAM. There is no way to get a crash dump then, is there?
>
> Thanks for your help!
>
> Best,
> Hannes
>
hmm. it looks similar to my case, I've reported it in 'KMS sad story' 
thread, but I had no reboots, just hangs. Does your machine responds to 
pings after lockup is occurred? mine doesn't

-- 
SY, Marat

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