[Samba] Samba4 multiple DCs replication
julien.tehery at openevents.fr
Mon Nov 19 14:00:19 UTC 2018
Le 19/11/2018 à 12:33, Julien TEHERY via samba a écrit :
> Le 19/11/2018 à 11:14, Marco Gaiarin via samba a écrit :
>> Mandi! Julien TEHERY via samba
>> In chel di` si favelave...
>>> Is there a good pratice when adding new remote DCs in terms of
>> I think you have to define a topology of the domain, using ADSS:
>> defining links and weight.
> Right, I allready had this kind of setup.
> I created 3 remote sites and subnets assigned to those sites.
> Remote DC's have been joined with the " --site" option.
> I even tried to setup Site Links, but it doesn't help.
> Here is my topology
> Main Site:
> DC2 => well replicated from DC1
> DC3 => well replicated from DC1
> DC4 => tries to replicate from DC2, but fails with WERR_FILE_NOT_FOUND
> (even manually with samba-tool drs replicate DC4 DC1 DC=mydomain,DC=lan)
> DC5 => well replicated from DC1
> DC6 => well replicated from DC1, but sometimes fails trying to
> replicate from DC3...
> I tried demoted DC4 several times and rejoined it, whithout success.
> Each time it fails with ths machine (i checked network and dns
> settings, nothing's wrong)
> So from what i see "drs showrepl" shows me that sometimes a remote DC
> tries to DC1, sometimes not, and i would like to control it.
Even tried in ADUC to remove re create NTDS settings or remove
automatically generated ones, whithout success.
I don't know what's going wrong with DC4, but it's the only DC i cannot
sync manually from DC1.
I purged every single drop of samba on it an re installed it from
scratch, and and it still does the same for it (even with
--remove-other-dead-server demotion and dbcheck on DC1).
I guess I'm gonna try to install another machine as I don't know what to
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