[ntp:questions] ntpd and hw clock
H. Peter Anvin
hpa at zytor.com
Fri Feb 27 21:26:16 UTC 2009
> Because it does not allow one to determine the frequency offset of the rtc,
> info which can be used to improve the starup accuracy of the system from
> the rtc. This is supported by both chrony and by the new (non-utils)
> hwclock. The 11 min mode completely destroys that. It would be like
> instituting a procedure by which ntp polled the external sources and simply
> reset the clock each time it found an offset.
You can turn it off, you know.
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