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 X-Original-To: caml-list@yquem.inria.fr Delivered-To: caml-list@yquem.inria.fr Received: from mail4-relais-sop.national.inria.fr (mail4-relais-sop.national.inria.fr [192.134.164.105]) by yquem.inria.fr (Postfix) with ESMTP id 497FABBAF for ; Fri, 11 Jul 2008 19:54:02 +0200 (CEST) X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApoEAOE6d0jAXQIm/2dsb2JhbACwEw X-IronPort-AV: E=Sophos;i="4.30,346,1212357600"; d="scan'208";a="27247635" Received: from discorde.inria.fr ([192.93.2.38]) by mail4-smtp-sop.national.inria.fr with ESMTP; 11 Jul 2008 19:54:02 +0200 Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by discorde.inria.fr (8.13.6/8.13.6) with ESMTP id m6BHs15Y032115 (version=TLSv1/SSLv3 cipher=RC4-SHA bits=128 verify=OK) for ; Fri, 11 Jul 2008 19:54:01 +0200 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: ApoEAFQ7d0hQRFuw/2dsb2JhbACveg X-IronPort-AV: E=Sophos;i="4.30,346,1212357600"; d="scan'208";a="13042589" Received: from furbychan.cocan.org ([80.68.91.176]) by mail2-smtp-roc.national.inria.fr with ESMTP/TLS/AES256-SHA; 11 Jul 2008 19:54:01 +0200 Received: from rich by furbychan.cocan.org with local (Exim 4.63) (envelope-from ) id 1KHMoi-0002PW-Ki for caml-list@inria.fr; Fri, 11 Jul 2008 18:54:00 +0100 Date: Fri, 11 Jul 2008 18:54:00 +0100 To: caml-list@inria.fr Subject: Re: [Caml-list] thousands of CPU cores Message-ID: <20080711175400.GA9190@annexia.org> References: <1215781305.28798.19.camel@flake.lan.gerd-stolpmann.de> <200807111443.53853.jon@ffconsultancy.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200807111443.53853.jon@ffconsultancy.com> User-Agent: Mutt/1.5.13 (2006-08-11) From: Richard Jones X-Miltered: at discorde with ID 48779E39.000 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; 0100,:01 gerd:01 stolpmann:01 generations:01 quicker:98 revolution:98 revolution:98 gotta:98 wrote:01 wrote:01 caml-list:01 gcs:01 concurrent:04 fri:05 jul:05 On Fri, Jul 11, 2008 at 02:43:53PM +0100, Jon Harrop wrote: > On Friday 11 July 2008 14:01:45 Gerd Stolpmann wrote: > > In the past, it was very important for hardware vendors that existing > > software runs quicker on new CPU generations. This is no longer true for > > multicore. So unless there is a software revolution that makes it simple > > to exploit multicore, we won't see 1024-cores for the masses. > > That revolution happened several years ago when everyone migrated to the JVM > and CLR and their concurrent GCs made it easy to exploit multicores. CLR & JVM running easily on 1024 cores, this I gotta see! Rich. -- Richard Jones Red Hat