NTP problem - Clock too fast for NTP to keep up?

[Gene Heskett]

On Thursday 10 February 2005 01:56, Peter Kiem wrote:
>Hi Gene,
>
>> Given a stable clock in your box, which from the reports below I
>> doubt, every 2 minutes would, I think, give results that are
>> totally lost in the propagation delays of the net.
>
>Actually the physical server is fine, only need to run ntpdate once
> per hour on it.
>
>And this is contacting my firewall for the time, not the net.  I
> have other servers synchronising off the same firewall without
> issues.
>
>Really seems like something screws up running Fedora inside VMware
> GSX. Everything else is running perfectly though, just the system
> clock is screwy.  Windows in a virtual server on the same host
> server is fine.

That is another clue ...

>> This doesn't look like a tickadj correctable error to be truthfull
>> unless you take tickadj down in the 6000 - 7500 range.  This one
>
>Well I'm slowly reducing it (currently at 9900) and this is what I
> am seeing now.
>
>Feb 10 16:47:58 krusty ntpdate[9134]: step time server
> 202.173.151.129 offset -3.756325 sec
>Feb 10 16:49:52 krusty ntpdate[9146]: step time server
> 202.173.151.129 offset -9.375502 sec
>Feb 10 16:50:01 krusty ntpdate[9153]: adjust time server
> 202.173.151.129 offset -0.086756 sec
>Feb 10 16:51:51 krusty ntpdate[9166]: step time server
> 202.173.151.129 offset -9.705495 sec
>Feb 10 16:52:02 krusty ntpdate[9172]: adjust time server
> 202.173.151.129 offset -0.456918 sec
>
>Looks quite promising, it's a lot closer than before.
>
>> Asking the next obvious question, do you have cpufreq enabled?
>
>Um nope.  No program found by that name although I did find cpufreq
> in the kernel modules but it isn't a loaded module according to
> lsmod.
>
>There is also a cpuspeed ticked on in ntsysv so could that be an
> issue?

Its a possibility, can you turn it off?  OTOH, I'd certainly think 
that if it was being called, it would be shown to be loaded according 
to an lsmod.  But I'd still turn it off and reboot just to check.

-- 
Cheers, Gene
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