timer broken (was Re: fc5 hangs)

[David L]

[snip]
>>>>>The timer interrupt is incrementing very slowly.  Instead of 1000
>>>>>Hz it's incrementing about once or twice per minute.  What would
>>>>>cause that?  I had ntpd running, but I killed it.
>>>
>>>There's your answer - kernel bug specific to your hardware.
>>>
>>>Try downgrading your kernel to an earlier release, and see if the timer
>>>(and other issues) disappear.
>>
>>OK, I downgraded to 2.6.12 and let it run overnight.
>[snip]
>
>When I got to work, I found that X-windows had failed to start after
>downgrading to the 2.6.12 kernel.  So I tried 2.6.14 and noticed that
>udev failed to start.  So I had to bring the kernel back to 2.6.16.  I
>compiled 2.6.16.20 without ACPI and APM support and I'm trying
>that now.

I have not seen the timer problem since I changed to the
2.6.16.20 kernel.  I've filed a bug report against the fc5
kernels:

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=194914

Thanks to everyone for their suggestions...

David

PS - I'm not sure whether to add "resolved" to the subject line
because this solution is just a workaround.

_________________________________________________________________
Express yourself instantly with MSN Messenger! Download today - it's FREE! 
http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/