Subject: Re: todr changes to improve clock accuracy across sleeps &
To: Perry E. Metzger <firstname.lastname@example.org>
From: Richard Earnshaw <Richard.Earnshaw@buzzard.freeserve.co.uk>
Date: 09/08/2006 19:43:41
On Fri, 08 Sep 2006 08:28:31 EDT, "Perry E. Metzger" wrote:
> Richard Earnshaw <Richard.Earnshaw@buzzard.freeserve.co.uk> writes:
> > 1) The system is stand-alone, and there's no access to an external
> > reference clock.
> > 2) The system is network attached and can use 'global' time (eg by syncing
> > with ntp).
> You miss #3
> 3) As with my laptop, sometimes the box is connected to the network
> and has access to external references, and sometimes it is not, and
> there is no easy way to predict in advance what state you will be in.
There is no case 3. You just have a machine that is sometimes case one
and sometimes case 2. Read my original mail again and you will see that I
discussed that scenario.