[ntp:questions] Wrong time after changing hardware

David L. Mills mills at udel.edu
Fri Jul 27 19:16:20 UTC 2007


Certainly, ntpd could inspect and verify the frequency file metadata, 
specifically to verify the creation/modification times. Of course, ntpd 
is used to set the system time. That chicken lays eggs.


Richard B. Gilbert wrote:
> David L. Mills wrote:
>> Richard,
>> It has been the case for the life of the distribution that, if you 
>> don't specify a frequency file, it will never be written. In any case, 
>> the frequency file has no date or time information.
> Many operating systems seem to maintain some metadata for each file. 
> This may, and often does, include the creation date-time and/or the 
> modification date-time.  If such metadata is available, ntpd could make 
> use of it to ensure that stale frequency data is not used or, if it is 
> used, is taken with a grain or two of salt!

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