facing very slow authentication responses from samba4, urget help needed

Matthieu Patou mat at samba.org
Tue May 22 01:27:25 MDT 2012

On 05/21/2012 10:23 PM, Andreas Oster wrote:
> Hello Matthieu,
> I have managed to improve responsiveness of the mail clients by
> reducing the LDAP queries from Postfix. Actually there had been
> an error in my config which resulted in a lot of useless querries.
> But even with the reduced amount of queries it is not fast, compared
> to the Windows server and I can see high CPU utilization by the
> samba process whenever a LDAP query is done.
Do you have any idea of the queries that are done ?
It's a known fact that we have room for improvement in the way the 
database is constructed so that we can optimise things.

How big is your installation (how many objects ?).


Matthieu Patou
Samba Team

More information about the samba-technical mailing list