Re: Machine no longer enters C3 on 2.6.11-rc1-bk

Rich Townsend
2005-01-20T14:32:55Z

Rich Townsend wrote:
> Pavel Machek wrote:
>
>> Hi!
>>
>>
>>> > bus master activity: is changing all the time, mostly 555555555 and
>>> > aaaaaaa, and cpu refuses to enter C3 for obvious reasons. I compiled
>>> > out USB and sound... Does anybody else see the same problem?
>>> >
>>> I did notice too that it was never in C3 apart from a bit right at the
>>> beginning, since 2.6.10. It has always been like that up to 2.6.6,
>>> became
>>> better from 2.6.7 (but had other problems with that).
>>
>>
>>
>> Good, so I'm not alone.
>>
>
> I see the same thing. Furthermore, my CPU never appears to enter C1
> either (except at the beginning). Is this aspect of the behaviour normal?
>
> By the way, the bus master activity always appears as ffffffff.

Gak, I just read the wiki, and USB was the culprit. But that doesn't
explain why I'm not seeing any transitions to C1, even under full load.

cheers,

Rich