[Samba] Replication between Samba DCs (on different sites)?
rpenny at samba.org
Wed Feb 8 10:40:45 UTC 2023
On 07/02/2023 22:47, Michael Tokarev via samba wrote:
> 07.02.2023 21:44, Rowland Penny via samba пишет:
>> If DC and dc3 are working correctly, I would demote DC2 (forcibly if
>> necessary) then seize the FSMO roles to one of the good DC's. Once you
>> are sure that your domain is working correctly, find anything to do
>> with the dead DC in AD and remove it. Now add a new DC (I would use a
>> new name and IP), hopefully everything should be okay after all that.
> Rowland, this happened at least 3 times already, all after upgrade.
> I really regret that I followed your suggestion and did that force-thing,
> but at that time I didn't know it will be a common problem. At least I
> were able to try to figure out what's going on. Yes I need help from
> someone who understands this part of samba and/or protocols involved,
> but I sure am able to perform quite some debugging without requiring
> to be babysitted with every step. Now once I "fixed" my situation with
> force, I don't have that issue anymore and can't find out what was
> actually wrong.
> The problem here is common and it will be much more common once people
> start upgrading. Maybe there's a bug in debian packaging, maybe it is
> a prob with samba code, maybe something else, I dunno.
> Lorenzo seems to be able to do some basic debugging too.. maybe we
> can use this opportunity and try to understand what is going on,
> instead of using the force?
Anything is possible and yes, if there is a bug, it needs fixing. It is
just that because of the nature of AD, it is sometimes quicker to just
remove a faulty DC and add a new one.
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