NTPD and SecureLevel
Harlan Stenn
Harlan.Stenn at pfcs.com
Thu Jun 17 00:04:06 GMT 2004
> ntpd(8) doesn't actually change the time by making it 'jump' to the
> correct time; it slows down or speeds up the rate at which the timer
> runs at.
Sometimes ntpd will step (jump) the time.
H
--
> So if your system time is ahead of the 'real' time, ntpd will slow down
> the rate at which time passes ('one second' on the system clock will
> actually take longer than a 'real' second to pass). Similarly if your
> system time is behind the 'real' time ntpd will adjust the rate so that
> timer will run faster than 'real' time.
>
> This way there are no 'jumps' in time: it is continuous.
>
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