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Subject: Re: NTP boot at start on bbone black
From: Paul Mather <paul@gromit.dlib.vt.edu>
In-Reply-To: <1484080340.96230.90.camel@freebsd.org>
Date: Tue, 10 Jan 2017 16:11:14 -0500
Cc: jungle Boogie <jungleboogie0@gmail.com>,
 "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>
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To: Ian Lepore <ian@freebsd.org>
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On Jan 10, 2017, at 3:32 PM, Ian Lepore <ian@freebsd.org> wrote:

> On Tue, 2017-01-10 at 12:26 -0800, jungle Boogie wrote:
>> Sorry, forgot a subject!
>>=20
>> On 10 January 2017 at 12:26, jungle Boogie <jungleboogie0@gmail.com>
>> wrote:
>>>=20
>>> Hi All,
>>>=20
>>> Running latest 12-current snapshot on a beagle bone black:
>>> % uname -a
>>> FreeBSD beaglebone 12.0-CURRENT FreeBSD 12.0-CURRENT #0 r311461:
>>> Fri
>>> Jan  6 03:13:01 UTC 2017
>>> root@releng3.nyi.freebsd.org:/usr/obj/arm.armv6/usr/src/sys/BEAGLEB
>>> ONE
>>>  arm
>>>=20
>>> I have ntp setup to start at boot:
>>> % cat /etc/rc.conf
>>> hostname=3D"beaglebone"
>>> ifconfig_DEFAULT=3D"DHCP"
>>> sshd_enable=3D"YES"
>>> sendmail_enable=3D"NONE"
>>> sendmail_submit_enable=3D"NO"
>>> sendmail_outbound_enable=3D"NO"
>>> sendmail_msp_queue_enable=3D"NO"
>>> growfs_enable=3D"YES"
>>> ntpd_enable=3D"YES"
>>>=20
>>> And yet, no ntp process is running.
>>>=20
>>> % ntpq -p
>>> ntpq: read: Connection refused
>>>=20
>>>=20
>>> What's the trick to get ntp to start at boot to sync time?
>>>=20
>>> Thanks!
>=20
>=20
> Add ntpd_sync_on_start=3DYES and it should work.  Ntpd is most likely
> panicking and exiting because it's afraid to step the clock more than
> 1000 seconds, which is needed on systems that don't have a battery-
> backed clock and start up with a time far in the past.  Using the sync
> on start option gives ntpd permission to step the clock any amount it
> needs to, just one time at startup.


As an alternative, I'm using the net/ntimed package on my BeagleBone =
Black and other FreeBSD/arm systems.  It's lightweight, reliable, and =
easy to use if all you want to do is keep your clock synchronised with =
other NTP hosts on the network.

Cheers,

Paul.