facing very slow authentication responses from samba4, urget help needed

Andreas Oster aoster at novanetwork.de
Tue May 22 03:14:24 MDT 2012

Am 22.05.2012 10:08, schrieb Matthieu Patou:
> On 05/22/2012 12:35 AM, Andreas Oster wrote:
>> Am 22.05.2012 09:27, schrieb Matthieu Patou:
>>> 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 ?
>> what do you mean ?
> do you know which LDAP queries your postfix is now doing ?
> Matthieu
Hello Matthieu,

I will test this evening and send you the logs.

best regards


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