Re: What package contains the time daemon?

[Lisi Reisz <lisi.reisz@gmail.com>]

On Sunday 26 July 2015 13:38:45 Michael Biebl wrote:
> Am 26.07.2015 um 13:44 schrieb Chris Bannister:
> > On Sun, Jul 26, 2015 at 02:03:48AM +0200, Michael Biebl wrote:
> >> Am 25.07.2015 um 21:26 schrieb Holger Schramm:
> >>> Am 25.07.2015 um 20:52 schrieb John J. Boyer:
> >>>> I am wondering if my Jessie system is updating its clock regularly. It
> >>>> gives a
> >>>> different time than my Windows box. What package contains the daemon
> >>>> that updates the time from a central site?
> >>>
> >>> If you are using systemd, look for timedatectl. Settings are at
> >>> /etc/systemd/timesyncd.conf
> >>
> >> In most cases, simply running "systemctl enable systemd-timesyncd" and
> >> starting it via "systemctl start systemd-timesyncd" should be
> >> sufficient. In stretch, systemd-timesyncd is actually enabled by
> >> default, for jessie, you need to enable it explicitly.
> >
> > I think that answers my other post in this thread.
> > Does that mean, once enabled, the package ntp can be purged?
>
> Yes. You actually need to do that. As long as ntp is installed,
> systemd-timesyncd won't start.
> The assumption here is, that if the admin explicitly installed ntp, it
> should be preferred of systemd-timesyncd.
> See
>
>  #
> /lib/systemd/system/systemd-timesyncd.service.d/disable-with-time-daemon.co
>nf [Unit]
> # don't run timesyncd if we have another NTP daemon installed
> ConditionFileIsExecutable=!/usr/sbin/ntpd
> ConditionFileIsExecutable=!/usr/sbin/openntpd
> ConditionFileIsExecutable=!/usr/sbin/chronyd

So ntp won't actually harm anything.  It is just unnecessary.

Lisi