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Re: Multithreading in OpenLDAP

To: "Evaristo-Jose Camarero (ECE)" <Evaristo-Jose.Camarero@ece.ericsson.se>
Subject: Re: Multithreading in OpenLDAP
From: Mark Adamson <adamson@andrew.cmu.edu>
Date: Mon, 17 Dec 2001 13:28:34 -0500 (EST)
Cc: "'openldap-devel@OpenLDAP.org'" <openldap-devel@OpenLDAP.org>
In-reply-to: <A3B90A029310D41198A700508BCF8EB207183C6E@eestqnt103.es.eu.ericsson.se>

> I know that OPenLDAP is a multithreaded software. But do you how does it
> work? Does it employ a thread for each client connection, or does it
> employ another mechanism?


New connections are put into a queue and a pool of threads draw from that
queue. The pool of threads may grow until it hits a max size,
defined by SLAP_MAX_WORKER_THREADS in servers/slapd/slap.h, currently 32.

Implemented in servers/slapd/connection.c and libraries/libldap_r/tpool.c


-Mark Adamson
 Carnegie Mellon

References:
- Multithreading in OpenLDAP
  - From: "Evaristo-Jose Camarero (ECE)" <Evaristo-Jose.Camarero@ece.ericsson.se>

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