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Re: broken pipe - serious problem with OpenLDAP 2.0.21

>We're trying to run OpenLDAP 2.0.21 in a production environment
>supporting unix logins and samba.  We have a serious problem thats
>started to happen more and more in the last few weeks (probably load

What is your platform/OS?  

If Linux have you increased the number of available file handles, etc...

>About 3 times a day, the LDAP server just stops responding.  The log
>files of clients complain they can't contact the LDAP server.  The
>server is still running, it's just that no one can connect.  Many

Is your OpenLDAP threaded?

>commands on the clients just return "broken pipe."  This is a serious
>problem and it's causing a lot of problems, especially with our mail
>server.  Users are getting bumped from mailing lists because these
>periodic outages cause sendmail to report "Unknown users."
>Has anyone experienced this?  Is it just that OpenLDAP doesn't scale? 
>We only support about 4000 users on one server.  I'd turn on debugging
>but I don't know what level would be appropriate.  Too much debugging
>output slows OpenLDAP way down and the users notice very slow logins.