unstable system question

jim ruxton cinetron at passport.ca
Fri Sep 21 23:08:30 UTC 2007


On Fri, 2007-21-09 at 00:25 -0400, jim ruxton wrote:
> On Thu, 2007-20-09 at 16:29 -0400, jim ruxton wrote:
> > > On Thu, 2007-09-20 at 13:19 -0400, jim ruxton wrote:
> > > > My system keeps slowing down and locking up. The only thing I've found
> > > > is that I get the following system message when this happens. I'm
> > > > assuming this is related but it may just be a coincidence or a result of
> > > > the lockup.
> > > > 
> > > > Sep 20 04:05:35 localhost kernel: Clocksource tsc unstable (delta =
> > > > 84348170175 ns)
> > > > Sep 20 04:05:35 localhost kernel: Time: acpi_pm clocksource has been
> > > > installed.
> > > > 
> > > > I tried adding notsc to my boot file ie.
> > > > 
> > > > kernel /vmlinuz-2.6.22.5-49.fc6 ro root=/dev/VolGroup00/LogVol00 rhgb
> > > > quiet notsc
> > > > 
> > > > but tsc still is loaded at boot. Any one have any thoughts on this. As
> > > > you can see above I'm on FC6 with 2.6.22 Kernel.
> 
> > > 
> > > notsc is only valid on IA32 (Itanium) processors.  You might try
> > > booting with "clocksource=acpi_pm" initially to see if that helps.
> > Thanks Rick I will try this and see if it helps.
> 
> Adding clocksource=acpi_pm didn't help unfortunately. I'm trying pci=
> noacpi next to see if that makes a difference. Any other suggestions? 

So far my system has stabilized since I added pci=noapci to my
grub.conf . Is there something I should do to narrow down the problem
within acpi or should I just live with noacpi on my laptop?
Thanks,
Jim




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