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Re:



Bad Guy wrote:
> Dear all,
> 
>     I am running the openldap 2.4.11 with 4 way masters  (SID=001 to 004) configured.  (my suffix is empty in slapd.conf)
> 
>     The data can be synced initially.  I add records in 1 server and all the other 3 servers will have the new record added.  However, I found that after running for some time, one server will have corrupted contextCSN in SID=001.  
> 
>     dn:
>     contextCSN:: sCttCIio0wAxNTQzMTMuMDQ1Mjk3WiMwMDAwMDAjMDAyIzAwMDAwMA==
>     contextCSN: 20081107061013.853051Z#000000#001#000000
>     contextCSN: 20081107073602.911356Z#000000#003#000000
>     contextCSN: 20081107061028.825773Z#000000#004#000000
> 
>     The contextCSN for SID=002 in server 1 is corrupted.  So, whenever there is an update in SID=002 server, the SID=001 server will never get the update,
>     however, when there is update in SID=003 or SID=004 server, the records will get updated in SID=001.
> 
>     We have a background cron job in each server running at 1 minutes interval to retrieve the records and set some user defined attributes if it meet some certain criteria.
> 
>     What's the cause to this corruption ?  Is there any way to recover the corrupted contextCSN by command or script without rebuild the data ?

Looks similar to <http://www.openldap.org/its?findid=5661>.  Can you
post your configuration?  Also, can you try re24 code from the CVS (or
wait until 2.4.13 is out)?

p.


Ing. Pierangelo Masarati
OpenLDAP Core Team

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