[Samba] chrony configuration for secondary samba DC

[Rowland Penny]

On Sun, 3 Jun 2018 17:11:47 +0300
Alexei Rozenvaser <alexei.roz at gmail.com> wrote:

> On Sun, Jun 3, 2018 at 4:51 PM Rowland Penny via samba
> <samba at lists.samba.org> wrote:
> >
> > On Sun, 3 Jun 2018 16:29:04 +0300
> > Alexei Rozenvaser via samba <samba at lists.samba.org> wrote:
> >
> > > Hi
> > >
> > > I'm running samba 4.7.6 on ubuntu 18.04 as (backup / secondary)
> > > domain controller
> >
> > No your not, you are just running Samba as another DC, all DCs are
> > equal except for the FSMO roles and they can be on any DC.
> >
> >>>
> >>>Yes, you are right. That exactly what i meant.
> >>>
> > >that joined to an Existing Active Directory (Windows
> > > 2012R2 server).
> > > The question is about Time Synchronization across the domain.
> > > How should I configure chrony v3.2 in order to provide time
> > > synchronization:
> >
> > apt-get purge chrony
> > apt-get install ntp
> >
> > then read this:
> >
> > https://wiki.samba.org/index.php/Time_Synchronisation
> >
> > Rowland
> >
> >>>
> >>>I read this article.
> >>>But unfortunately it applies to ntpd only.
> >>>Don't you think it better to study how to configure chrony, since
> >>>it become the default ubunt's NTP server?
> >>>
> >

It might be Ubuntu's default time server, but it will not work on a
Samba DC, you must use ntp.
Try running 'sudo samba -b | grep 'SIGND', what are the first three
letters in the output ?

Rowland