[Freeipa-users] Replication time and relation to cache size

Martin Kosek mkosek at redhat.com
Thu Jul 7 13:47:18 UTC 2016


On 06/21/2016 05:19 PM, Ash Alam wrote:
> anyone have any thoughts on this?
> 
> Thank You
> 
> On Fri, Jun 10, 2016 at 2:59 PM, Ash Alam <aalam at paperlesspost.com 
> <mailto:aalam at paperlesspost.com>> wrote:
> 
>     Hello
> 
>     I have been going through the lists but i have not found the answer i am
>     looking for. I am seeing few issues for which i am looking for some
>     clarification.
> 
>     1. What is the relationship between replication time and cache size?
> 
>     - I am noticing that it's taking up to 5 minutes for some things to
>     replication when change is made on one node and there are two additional
>     masters. The ipa nodes are all virtual machines within the same cluster.
> 
>     - WARNING: changelog: entry cache size 2097152B is less than db size
>     116154368B; We recommend to increase the entry cache size nsslapd-cachememsize.
> 
>     - I don't understand the cache size. Would't increasing it cause the same
>     issue when we hit the new limit?
> 
>     - connection - conn=3779 fd=175 Incoming BER Element was 3 bytes, max
>     allowable is 209715200 bytes. Change the nsslapd-maxbersize attribute in
>     cn=config to increase.
> 
> 
>     2. Is there a definitive solution to this error? This seems to pop up every
>     so often.
> 
>     - NSMMReplicationPlugin - agmt="cn=meToipa009.pp" (ipa009:389): Warning:
>     Attempting to release replica, but unable to receive endReplication extended

Hi Ash,

I see no reply, let me try and hook Thierry/Ludwig, they should know more.

Martin

P.S. sorry for the delay, most of FreeIPA core developers were focused on
getting FreeIPA 4.4 out of the door.




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