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

William Unruh unruh at invalid.ca
Tue Apr 15 06:24:34 UTC 2014


On 2014-04-15, David Taylor <david-taylor at blueyonder.co.uk.invalid> wrote:
> On 14/04/2014 22:28, William Unruh wrote:
> []
>> Under any unix derivative the system time is UTC (or for some TAI)
>> Under Windows it can be local or UTC.
>>
>> ntp internally always uses UTC as you say.
>
> Windows internally always uses UTC, if that's what you mean by "system 
> time".

No, I meant that Windows at least did (pre Win7?) use local time as
system time. 
And I seem to recall that even now it can use localtime as systemtime.
But I do not run Windows so cannot test anything.


>
> It's the RTC (or "BIOS" clock) which is usually on local time, I believe.
>



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