[Samba] Replication taking time

[lingpanda101]

On 4/2/2018 10:53 PM, Anantha Raghava wrote:
>
> Hi,
>
> No great technique. We have two Virtual machines with RSAT connected 
> two domain controllers of the same location, same network segment. 
> When we create an object in say OU in one of the domain controllers, 
> we expect the object to be replicated immediately to the other. It 
> appears in the second server after about 3 - 4 minutes and continuous 
> refresh. By the same time it appears in the DC in the same network 
> segment, it is visible in the other two DCs in a different location.
>
> We are also monitoring the network load, throughput constantly and 
> find there is hardly any network load.
>
> -- 
>
> Thanks & Regards,
>
>
> Anantha Raghava
>
>
> Do not print this e-mail unless required. Save Paper & trees.
>
> On 02/04/18 10:39 PM, lingpanda101 via samba wrote:
>> On 4/2/2018 8:25 AM, Anantha Raghava via samba wrote:
>>> Hi,
>>>
>>> We have 4 Domain Controllers (2 in Bangalore and 2 in place that is 
>>> 350 KM away from Bangalore, connected by a 200 Mbps Point-To-Point 
>>> link) in our setup. Off late I am finding that the data replication 
>>> is taking time (about 3 - 4 minutes). I did run samba-tool dbcheck 
>>> command on all 4 servers and it did not return any errors. It is 
>>> also noticed that the synchronization between the servers within 
>>> same location and same LAN segment is also taking around 3 - 4 minutes.
>>>
>>> Any suggestions to get over this small issue?
>>>
>>> Samba AD Version 4.7.5 on CentOS 7.4. We are using BIND DNS Back 
>>> end. DB Size is around 560 MB.
>>>
>> How are you measuring synchronization times?
>>
>
I'm using the same Samba version as you but a different OS (Ubuntu). 
Replication was instant in the same network segment (site). I would 
start with turning up the log levels on both DC's and seeing if anything 
turns up when creating a object.

-- 
--
James