On Fri, Feb 09, 2018 at 03:18:08PM +0100, Ariel Garcia wrote: > Assuming the servers are reachable/fine, would a short connection time of > 2-3 seconds twice per day be enough to keep synchronized, or should i rather > enforce some minimum "on" time? (no big precision required, just within 1s)
That should be ok. 1 second per 12 hours is a frequency error of 23 ppm. Unless the clock on the board is very unstable, its error should stay well below that. > server SERVER1/2/3 auto_offline offline iburst presend 10 minpoll 4 > initstepslew 3600 SERVER1/2/3 If you don't need chronyd to block the boot sequence until the clock is stepped I'd suggest to drop the initstepslew directive > makestep 3600 2 > fallbackdrift 13 19 > driftfile /var/lib/chrony/sysclock.drift > dumpdir /var/lib/chrony/history > dumponexit That looks ok. -- Miroslav Lichvar -- To unsubscribe email chrony-users-requ...@chrony.tuxfamily.org with "unsubscribe" in the subject. For help email chrony-users-requ...@chrony.tuxfamily.org with "help" in the subject. Trouble? Email listmas...@chrony.tuxfamily.org.