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RE: MDB data replication issues



ContextCSN values for both the servers are coming the same.

ldapsearch -H ldap:// xx.xx.xx.xx:2016 -LLL -x -s base -b "dc=my-domain,dc=com" contextCSN
dn: dc=my-domain,dc=com
contextCSN: 20160704065252.267837Z#000000#001#000000

ldapsearch -H ldap:// xx.xx.xx.xx:2017 -LLL -x -s base -b "dc=my-domain,dc=com" contextCSN
dn: dc=my-domain,dc=com
contextCSN: 20160704065252.267837Z#000000#001#000000


And
Yes...server ids are different for both the servers.
See below the syncrepl configuration.
##########################################
Server (Master 1)
##########################################
serverId 1

syncRepl rid=001
  provider=ldap://xx.xx.xx.xx:2017
  type=refreshAndPersist
  retry="5 + 5 +"
  searchbase="dc=my-domain,dc=com "
  attrs=*
  interval=00:00:00:09
  schemachecking=off
  bindmethod=simple
  binddn="cn=Manager, dc=my-domain,dc=com "
  credentials=secret

index entryCSN eq
index entryUUID eq
index  cn eq

mirrormode yes

##########################################
Replica (Master 2)
##########################################
serverId 2

syncRepl rid=001
  provider=ldap://xx.xx.xx.xx:2016
  type=refreshAndPersist
  retry="5 + 5 +"
  searchbase="dc=my-domain,dc=com "
  attrs=*
  interval=00:00:00:09
  schemachecking=off
  bindmethod=simple
  binddn="cn=Manager, dc=my-domain,dc=com "
  credentials=secret

index entryCSN eq
index entryUUID eq
index  cn eq

mirrormode yes
#########################################################

Thanks,
Gurjot Kaur



-----Original Message-----
From: Bastian Tweddell [mailto:b.tweddell@fz-juelich.de]
Sent: Monday, July 04, 2016 7:54 PM
To: Gurjot Kaur <gurjot.kaur@aricent.com>
Cc: Quanah Gibson-Mount <quanah@zimbra.com>; openldap-technical@openldap.org
Subject: Re: MDB data replication issues

On 04Jul16 12:39+0000, Gurjot Kaur wrote:
> I checked the debugging logs.
> Using this command: ldapsearch -H ldap://xx.xx.xx.xx:2016 -LLL -x -s base -b "my-domain,dc=com" contextCSN
>
> I found that contextCSN of the Server (Master 1) is coming as below:
> contextCSN: 20160704065252.267837Z#000000#001#000000
>
> and that of replica (Master 2) is:
> contextCSN: 20160704065252.267837Z#000000#001#000000

I do not know much about your setup, but I assume that your both servers
should synchronize vice versa, right?
Do you have enabled mirrormode on both sides with distinct ServerIDs?

I am asking, because you just pasted one contextCSN and IIRC the nummer
at "..#001#.." is the indicator for the server ID. In my setup I have a
contextCSN attribute for each server:

--- paste:
contextCSN: 20160704100046.737857Z#000000#002#000000
contextCSN: 20160704142023.147502Z#000000#001#000000
--- eop

--
Bastian Tweddell               Juelich Supercomputing Centre
phone: +49 (2461) 61-6586          HPC in Neuroscience
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