[Techtalk] Excessive clock drift
Stephanie Boyd
slb at ixtab.org.uk
Fri Oct 18 13:42:29 EST 2002
On Thu, Oct 17, 2002 at 01:24:24AM -0700, H. Peter Anvin wrote:
> I have seen it on various systems; basically you have a good clock
> advancing at the wrong rate. You can use the adjtimex utility to
> configure the kernel to expect the particular rate your system clock is
> actually advancing instead of the default, nominal frequency (you have
> to set up adjtimex to run on every boot -- it's not a permanent change.)
>
> Once you have set the rate with adjtimex ntp should be able to catch up.
>
> This is pretty common; the master crystal in PCs is virtually never
> calibrated, and sometimes can be off by as much as 2%.
Thanks for the advice - it appears to have done the trick.
Regards,
Stephanie
--
Stephanie Boyd http://www.ixtab.org.uk/slb
'The computer continued, brash and cheery, as if it were selling detergent.'
-- The Hitchhiker's Guide to the Galaxy
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