Re: 2.6.25 pci=noacpi

Richard
2008-05-02T11:23:08Z

Len Brown wrote:
> On Thursday 01 May 2008, Richard wrote:
>
>> Len Brown wrote:
>>
>>> On Tuesday 29 April 2008, Richard wrote:
>>>
>>>
>>>> Hi there,
>>>>
>>>> Now I am at a loss.. I cant get any logs from netconsole. With ACPI
>>>> enabled it drops dead just after the kernel hands control to Init. When
>>>> I reboot with acpi disabled there is no trace of the previous boot in
>>>> /var/log/message or kernel logs.
>>>>
>>>> The network card I have is a Tigon3 and its not initialised before the
>>>> system dies... or so it looks (altho I cant seem to get any netconsole
>>>> working - I suspect pebkac)
>>>>
>>>> I have tried to find an option where the kernel boot is logged
>>>> explicitly to disk, but I cant seem to find the option. There is so much
>>>> chaff I cant seem to get my brain to find the REAL options list thats up
>>>> to date.
>>>>
>>>> Any pointers are appreciated
>>>>
>>>>
>>> go fishing with this bait:
>>>
>>> idle=poll
>>> acpi=noirq
>>>
>>> -Len
>>>
>>>
>>>
>> Thanks :-) With help from Thomas (and his team) , noapictimer seems to
>> have fixed the symptom.. now its to hunt for the cure :-)
>>
>
> if the problem is the apic timer stopping during C-states,
> then you should find that idle=poll will also work around the problem.
> If idle=poll does not work around it but noapictimer does, then
> the problem is the apic timer when the system is non-idle.
>
> -Len
>
>
Hi Len,

thanks - the idle=poll works to fix the problem.

Richard