[ntp:questions] Re: "ntpd" and hwclock

David J Taylor david-taylor at blueyonder.co.not-this-bit.nor-this-part.uk.invalid
Wed Oct 5 22:36:37 UTC 2005


Ulrich Windl wrote:
> Terje Mathisen <terje.mathisen at hda.hydro.com> writes:
>
> [...]
>>> Only when you stop NTP, though [in the Windows version].  Not during
>>> routine operation, as that would affect the system time.
>
> "that" being "set the CMOS clock chip" is exactly what we'd expect ;-)
> Or is "affect system time" something different from setting the CMOS
> clock? It's good to see that Windows is as broken as other OSes (not
> updating the CMOS chip when a program other than the control panel
> sets the system time).
>
> [...]
>
> Regards,
> Ulrich

But NTP does /not/ set the system time - during normal operation it alters 
the rate of the clock and does not step it.  Hence the function 
SetSystemTime does not get called.

David 





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