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Re: broken pipe - serious problem with OpenLDAP 2.0.21



On Wed, 2002-04-17 at 11:21, Pierangelo Masarati wrote:
> Michael Torrie wrote:
> > 
> > On Wed, 2002-04-17 at 10:49, Pierangelo Masarati wrote:
> > >
> > > I suggest you use different replicas for different tasks, e.g. one
> > > replica
> > > for mail routing and one for unix/samba auth, so you can use heavy log
> > > on the auth replica only and try to find more useful hints on the
> > > failure
> > > cause.
> > 
> > Sorry, but this doesn't make any sense.  I'm not using LDAP for anything
> > but authentication.  Also I simply do not have other machines available
> > to set up a secondary LDAP server.  Besides, the problem isn't
> > necessarily being caused by the mail server.  It's a system-wide failure
> > with causes unknown.  IE all clients, samba, unix, etc all can't talk to
> > ldap and thus can't authenticate users.  The sendmail thing is just a
> > symptom of something somewhere else.  If I turn on heaving logging on
> > the authentication replica (supposing I did as you suggest), logins will
> > get really slow.
> 
> My point is: if it is some special request (as I think) that triggers
> the problem, and you think full logging will slow down your mail server,
> try to split the work on one server for mail routing with no logging
> (I experienced long lasting slapds serving mail routing for hundred 
> thousands users and millions of mails delivered per day with no problem
> at all) and another server (on the same machine, doesn't matter) for
> auth with full logging (and, of course, slow down and reduced service)
> to find out what causes the failure.

I understand.  I think I can get another machine, so I'll set it up. 
Thank you.

Michael

> 
> Pierangelo.
> 
> -- 
> Dr. Pierangelo Masarati               | voice: +39 02 2399 8309
> Dip. Ing. Aerospaziale                | fax:   +39 02 2399 8334
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