[ntp:questions] Automatic time synchronization of local hw clock.

Harlan Stenn stenn at ntp.org
Tue Apr 15 01:16:31 UTC 2014


William Unruh writes:
> On 2014-04-14, Harlan Stenn <stenn at ntp.org> wrote:
>> ...
>>
>> NTP uses UTC, not localtime.  So at startup, if the OS sets the clock
>> using the BIOS clock it will use localtime instead of UTC, and in 23
>> out of 24 areas of the world, that will be different from UTC.
> 
> That depends on the OS and its setup. If the OS knows that the rtc is
> on localtime it can compensate in setting the system clock. But that
> means you have to have told your OS that your rtc is on localtime and
> it has to do something with that information.

Ah, I forgot about that, thanks!

H


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