From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from concorde.inria.fr (concorde.inria.fr [192.93.2.39]) by yquem.inria.fr (Postfix) with ESMTP id 07E14BBBB for ; Fri, 10 Feb 2006 00:24:32 +0100 (CET) Received: from mail24.syd.optusnet.com.au (mail24.syd.optusnet.com.au [211.29.133.165]) by concorde.inria.fr (8.13.0/8.13.0) with ESMTP id k19NOR3H010964 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=NO) for ; Fri, 10 Feb 2006 00:24:31 +0100 Received: from evofed.localdomain (c211-30-62-11.belrs1.nsw.optusnet.com.au [211.30.62.11]) by mail24.syd.optusnet.com.au (8.12.11/8.12.11) with ESMTP id k19NNuIC008434; Fri, 10 Feb 2006 10:23:56 +1100 Date: Fri, 10 Feb 2006 09:26:59 +1100 From: Matthew Hannigan To: Alessandro Baretta Cc: Christophe TROESTLER , caml-list@yquem.inria.fr Subject: Re: [Caml-list] How to write efficient threaded programs on OCaml Message-ID: <20060209222659.GA4041@evofed.localdomain> References: <20060208192118.1755d70f.ocaml-erikd@mega-nerd.com> <20060208.153809.249505014.Christophe.Troestler@umh.ac.be> <43EA0B8D.6090906@inria.fr> <20060208.231335.161803011.Christophe.Troestler@umh.ac.be> <43EB7E39.2010804@barettadeit.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <43EB7E39.2010804@barettadeit.com> User-Agent: Mutt/1.4.2.1i X-Miltered: at concorde with ID 43EBCF2B.001 by Joe's j-chkmail (http://j-chkmail.ensmp.fr)! X-Spam: no; 0.00; caml-list:01 ocaml:01 baretta:01 threading:01 ocaml:01 threads:01 threading:01 wrote:01 debian:02 debian:02 gnu:02 alessandro:03 library:03 threaded:03 thu:05 X-Spam-Checker-Version: SpamAssassin 3.0.3 (2005-04-27) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.1 required=5.0 tests=FORGED_RCVD_HELO autolearn=disabled version=3.0.3 On Thu, Feb 09, 2006 at 06:39:05PM +0100, Alessandro Baretta wrote: > Yet, what conclusion should I draw? Is the GNU/Debian/Linux-2.6 threading > support creepingly slow, or does ocaml have an insurmountable aversion for > threads? I believe Linux 2.6 threading 'NPTL' is one of the fastest of any OS around. It is possible to use the back-compatible library though. I presume Debian have not forced this! http://en.wikipedia.org/wiki/NPTL Matt