[ntp:questions] PPS signal from Garmin GPS 18x LVC
snews at lordynet.org
Mon Dec 30 14:15:55 UTC 2013
Hal Murray wrote:
> In article <4fh6pa-869.ln1 at ns2.lordynet.org.uk>,
> David Lord <snews at lordynet.org> writes:
>> I'm using NetBSD with ntpd 4.2.7p401 and type 22 driver for
>> PPS but I found I needed
>> On my setup, if pps isn't picked up within some short period
>> it's likely not synced at all. I usually reboot which seems to
>> always lock to pps within a few minutes, rather than try
>> restarting ntpd which sometimes never syncs to pps.
> There is a bug in the NetBSD kernel. Once ntpd uses PPS,
> it's all used up. Restarting ntpd won't be able to use it again.
> Rebooting fixes it.
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