[ntp:questions] ARRGH!!! I woke up to a 50 SECOND clock error.

David J Taylor david-taylor at blueyonder.co.uk.invalid
Wed Mar 14 18:41:32 UTC 2012

"unruh" <unruh at invalid.ca> wrote in message 
news:HI48r.39505$zD5.1149 at newsfe12.iad...
> On 2012-03-14, David J Taylor <> wrote:
>> Windows uses UTC internally, not local time.  Local time is simply a
>> presentation layer issue.  Windows is unaffected by a DST transition.
> That must be new, since windows certainly used to maintain system time
> as local time. Caused numberous headaches for people using both Windows
> and Linux.

Not new at all.  It's been that way since 1992 for the whole of the NT 
family.  Perhaps you are thinking of what is stored in the real-time clock 
chip?  Windows and UNIX have different conventions for that, Windows using 
wall-clock time.


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