[Kolab-devel] Re: OpenLDAP performance issues

Dieter Kluenter dieter at dkluenter.de
Sun May 22 21:58:28 CEST 2005


Martin Konold <martin.konold at erfrakon.de> writes:

> Am Samstag, 21. Mai 2005 18:41 schrieb Dieter Kluenter:
>
> Hi Dieter,
>
>> I don't think you have a general problem with OpenLDAP and any backend
>> which could not be solved by proper configuration.
>
> I am still confused how suboptimal configuration of the db can cause total 
> hangs. BTW we observed the hangs independent of the write traffic!

Can you present some more details? 
- database size
- configuration options
- search strings
- search frequency

If you have added a 'database monitor' entry to slapd.conf, what is
the output of
ldapsearch -x -H ldap://my.host -b cn=waiters,cn=monitor -s sub +
ldapsearch -x -H ldap://my.host -b cn=operations,cn=monitor -s sub +

Please note that all attributes of cn=monitor are operational, the +
is the wildcard for operational attributes. 

-Dieter

-- 
Dieter Klünter | Systemberatung
http://www.dkluenter.de
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