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SubjectRe: 2.6.18-rc4-mm1 - time moving at 3x speed!
Andi Kleen wrote:
> On Friday 18 August 2006 01:15, john stultz wrote:
>
>> On Fri, 2006-08-18 at 00:44 +0200, Helge Hafting wrote:
>>
>>> I got 2.6.18-rc4-mm1 going, and it appears that system
>>> moves at about 3x normal speed. A software clock need 3
>>> seconds to advance 10 seconds, for example.
>>>
>>> Everything else seems faster too, the keyboard autorepeat,
>>> delay loops in games, and so on.
>>>
>>> Guess I could live with this, if it'd also compile
>>> 3x faster. :-/
>>>
>>> This is a x86-64 kernel, with the jiffies hotfix applied.
>>>
>> Sounds like the same issue Gregorie Favre is dealing with.
>>
>> Please send full dmesg output.
>>
>> Does 2.6.18-rc4, or 2.6.18-rc3-mm2 have this issue
>>
>
> FWIW i looked through the x86-64 patch changes between
> rc3-mm2 and rc4-mm1 and I can't find anything that would be remotely
> related to the timer.
>
> If it's confirmed to have regressed in this time it would require a binary
> search to track down I think.
>
I have narrowed it down. 2.6.18-rc4 does not have the 3x time
problem, while mm1 have it. mm1 without the hotfix jiffies
patch is just as bad.

Helge Hafting
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