Re: system keeps freezing once every 24 hours / random apps crashing

[Mark v Wolher <trilight@ns666.com>]

Lee Revell wrote:
> On Fri, 2005-12-30 at 22:47 +0100, Mark v Wolher wrote:
> 
>>Lee Revell wrote:
>>
>>>On Fri, 2005-12-30 at 22:30 +0100, Mark v Wolher wrote:
>>>
>>>
>>>>Mark v Wolher wrote:
>>>>
>>>>
>>>>>Mark v Wolher wrote:
>>>>>
>>>>>
>>>>>
>>>>>>Folkert van Heusden wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>>>Hmm, i disabled MSI in the kernel, irq-balancing is on in the kernel,
>>>>>>>>and after a restart with irqbalance i see the cpu's show numbers !
>>>>>>>>I guess MSI was preventing them ? But does that means because of MSI
>>>>>>>>that performance was lower in some way ?
>>>>>>>
>>>>>>>
>>>>>>>did you also restart with only irqbalance activated?
>>>>>>>
>>>>>>>
>>>>>>>Folkert van Heusden
>>>>>>>
>>>>>>
>>>>>>
>>>>>>Yes, when MSI was disabled i had irq-balancing in the kernel on, i
>>>>>>rebooted without the irqbalance daemon and it showed no reaction on the
>>>>>>cpu's. When i enabled the irqbalance daemon then i got finally reaction
>>>>>
>>>>>>from the cpu's.
>>>>>
>>>>>
>>>>>>I'm also curious if this will solve those random freezes...which somehow
>>>>>>i suspect have to do with the tvcard and maybe having MSI on.
>>>>>>
>>>>>
>>>>>
>>>>>:( just got a total freeze, number 2 today. This time i noticed the
>>>>>mouse started to go very slow and 2 seconds later all was frozen.
>>>>>
>>>>>Maybe it's because of vmware ... i will not use vmware and see how it goes.
>>>>>-
>>>>
>>>>
>>>>Some new info, i just noticed this in the logs:
>>>>
>>>>
>>>>Dec 30 22:21:24 localhost kernel: bttv0: OCERR @ 1fde0000,bits: HSYNC
>>>>OFLOW FBUS OCERR*
>>>>Dec 30 22:21:24 localhost last message repeated 5 times
>>>>Dec 30 22:21:24 localhost kernel: bttv0: timeout: drop=0
>>>>irq=41296/41296, risc=1fde001c, bits: HSYNC OFLOW
>>>>Dec 30 22:21:24 localhost kernel: bttv0: reset, reinitialize
>>>>Dec 30 22:21:24 localhost kernel: bttv0: PLL: 28636363 => 35468950 . ok
>>>>
>>>>
>>>>But vmware is not active at this moment, i'll not use vmware and see if
>>>>a freeze occurs, i'll test up to 24 hours.
>>>>
>>>>I can swear it might have to do with the tvcard with tv on and vmware at
>>>>the same time also active. Or maybe just 1 of them. I'm even considering
>>>>to buy tomorrow a new tvcard and see if it makes any difference.
>>>
>>>
>>>It does not matter whether VMWare is active at the moment.  Any bug
>>>report where a binary module has been loaded, active or not, is tainted.
>>>
>>>Can you reproduce with a 100% clean kernel?
>>>
>>>Lee
>>>
>>
>>Hi Lee,
>>
>>But unloading all vmware modules should be good enough ? And how about
>>the binary module of nvidia ? It's active ofcourse else i'd not be able
>>to use all the features i normally use.
>>
>>Eitherway, several kernels back also made no difference for this issue.
>>
>>So right now, i'm leaning on the experience i have with working with
>>this system and trying to isolate things i suspect, before i go to more
>>radical steps :)
>>
>>And again, under windows 2k server, xp pro, redhat enterprise and
>>freebsd i never had these issues.
>>
> 
> 
> No, it's not good enough to unload them and no, the nvidia module
> absolutely cannot have been loaded.  Binary modules can do ANYTHING and
> we have NO IDEA what they are up to, how could you possibly think such a
> system would be debuggable?
> 
> Please, search the LKML archives, this has come up again and again and
> again and still people post bug reports with binary only modules and
> expect them to be debuggable.
> 
> Lee
> 
> 
> 
> 
> 

Well Lee, you might be right indeed, but i see only some one who has
something against binary modules and assuming they're always to blame.
I do not agree with this and i will proceed from simple to advanced in
solving this problem, not start thinking difficult while the problem
might be solved by a simple move. :)