From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on yquem.inria.fr X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=AWL autolearn=disabled version=3.1.3 Received: from mail1-relais-roc.national.inria.fr (mail1-relais-roc.national.inria.fr [192.134.164.82]) by yquem.inria.fr (Postfix) with ESMTP id ECC17BBCA for ; Fri, 9 May 2008 19:51:39 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AmgDAKYrJEjUnw6Eb2dsb2JhbACCMY9WAQwFAgQHEwOZMw X-IronPort-AV: E=Sophos;i="4.27,461,1204498800"; d="scan'208";a="12045821" Received: from pih-relay05.plus.net ([212.159.14.132]) by mail1-smtp-roc.national.inria.fr with ESMTP; 09 May 2008 19:51:39 +0200 Received: from [80.229.56.224] (helo=beast.local) by pih-relay05.plus.net with esmtp (Exim) id 1JuWks-00061t-GS; Fri, 09 May 2008 18:51:38 +0100 From: Jon Harrop Organization: Flying Frog Consultancy Ltd. To: "Ulf Wiger (TN/EAB)" Subject: Re: [Caml-list] Re: Why OCaml sucks Date: Fri, 9 May 2008 18:46:31 +0100 User-Agent: KMail/1.9.9 References: <200805090139.54870.jon@ffconsultancy.com> <200805090609.36123.jon@ffconsultancy.com> <48244B04.8020205@ericsson.com> In-Reply-To: <48244B04.8020205@ericsson.com> Cc: caml-list@yquem.inria.fr MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200805091846.32238.jon@ffconsultancy.com> X-Plusnet-Relay: 368403f8c8397ce4aedef91ace3972af X-Spam: no; 0.00; ocaml:01 parallelism:01 mutable:01 erlang:01 mutable:01 achieves:01 erlang:01 uniformly:01 frog:98 wrote:01 caml-list:01 data:02 data:02 structures:02 structures:02 On Friday 09 May 2008 14:00:52 you wrote: > Jon Harrop skrev: > > . Parallelism is for performance and performance > > > > requires mutable data structures. > > I disagree. SMP Erlang has no mutable data structures, > but achieves very good scalability anyway. Scalability != performance. For CPU intensive tasks, Erlang is uniformly slow. -- Dr Jon D Harrop, Flying Frog Consultancy Ltd. http://www.ffconsultancy.com/products/?e