timekeeping on jail servers

John Webster jwebster at es.net
Fri Dec 21 09:15:12 PST 2007

--On December 21, 2007 11:23:03 AM -0500 Bill Moran <wmoran at potentialtech.com> wrote:

> In response to shinny knight <sh1nny_kn1ght at yahoo.com>:
> The reason that is not recommended is that it results in sudden steps
> of the clock.  Occasionally, these steps go backwards.  Software that
> is very sensitive to time changes (make processes, database servers,
> anything doing calculations WRT time) can break, crash, or work
> inaccurately.

ntpdate -B should slew the time slowly.  (According to the manpage.)

Happy Holidays!

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