[Samba] Samba domain time sync woes (Debian Bookworm)

Rowland Penny rpenny at samba.org
Wed Aug 9 08:32:29 UTC 2023

On 09/08/2023 09:26, Peter Milesson via samba wrote:
> On 09.08.2023 10:08, Luis Peromarta via samba wrote:
>> I had the impression (out of NTP/ chrony config of DCs) they were 
>> getting time from upstream NTP servers …
>> LP
>> On 9 Aug 2023 at 09:52 +0200, samba at lists.samba.org, wrote:
>>> the DCs get
>>> their time from the DC with the PDC_Emulator FSMO role.
> Hi,
> I have checked up which one of my 2 DCs (Debian Bookworm, Samba 4.17.9) 
> that has got the FSMO roles. The one with the FSMO roles does not supply 
> time to the Windows client I checked. Doesn't it depend on which of the 
> DCs that is listed first in the DNS list? Shouldn't any DC be able to 
> supply time services, in case other ones are off line?
> Well, this is nitpicking, but every bit of knowledge is precious.
> Thanks for your comments.
> Best regards,
> Peter

Windows clients can and will use any DC, The DCs are supposed to get 
their time from the DC that holds the PDC_Emulator FSMO role.

Trying reading this:  https://wiki.samba.org/index.php/Time_Synchronisation

Paying particular attention to the pretty diagram.


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