Re: [Linuxptp-users] PHC2SYS clock jumped forward or running faster than expected

[Miroslav L. <mli...@re...>]

On Mon, May 14, 2018 at 08:49:47AM +0000, Jord Pool wrote:
> However, I can not permit to have a nearly 1 second offset for a short amount of time every 20 seconds. What could be the cause or solution to this?

The first suspect would be an NTP client. Are you sure there is no
systemd-timesyncd, ntpd, chronyd, openntpd, or similar running?

-- 
Miroslav Lichvar