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Re: [gpsd-dev] [PATCH] Improve chrony examples in time howto.


From: Eric S. Raymond
Subject: Re: [gpsd-dev] [PATCH] Improve chrony examples in time howto.
Date: Mon, 4 Nov 2013 10:00:08 -0500
User-agent: Mutt/1.5.21 (2010-09-15)

Miroslav Lichvar <address@hidden>:
> On Mon, Nov 04, 2013 at 07:18:16AM -0500, Greg Troxel wrote:
> > Miroslav Lichvar <address@hidden> writes:
> > 
> > > - recommended place for the drift file is in /var/lib
> > 
> > That sounds linux specific.  On NetBSD (and probably others, following
> > hier(7) from 4.4BSD) it's /var/db/ntp.drift.
> > I'm unclear on chrony, but it belongs in /var/db as well.
> 
> Ok. The ntpd example in the document should be probably updated too.
> 
> Please note that the performance of chronyd on non-Linux systems may
> not be adequate for the precision of the PPS source. Its system driver
> will use only the old adjtime() system call to discipline the clock,
> there is no correction of the frequency offset and the resolution is
> limited to microsecond.

Ship another patch to this effect, please.
-- 
                <a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>



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