| Re: [chrony-dev] can chrony adjust H/W clock too ?q:q |
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On Wed, Apr 21, 2010 at 08:53:53AM -0700, Bill Unruh wrote:
> On Wed, 21 Apr 2010, Miroslav Lichvar wrote:
> >We can add an option to unset the UNSYNC flag in chrony too (would be
> >allowed only if rtcfile is disabled).
>
> That would completely destroy chrony's ability to determine the drift of the
> rtc clock (or hwclock's ability to determine its drift). The ONLY use of the
> rtc is for setting the intial clock. This would make that far worse.
Some users don't need to know or compensate for RTC drift. They may be
running servers 24/7 and they just want to have good time after
a crash or power failure as there will be no shutdown sequence with
hwclock executed. The 11 minute mode is good enough in such cases.
--
Miroslav Lichvar
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