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 discorde.inria.fr (discorde.inria.fr [192.93.2.38]) by yquem.inria.fr (Postfix) with ESMTP id B8CF6BC69 for ; Tue, 26 Jun 2007 16:06:46 +0200 (CEST) Received: from pih-relay06.plus.net (pih-relay06.plus.net [212.159.14.133]) by discorde.inria.fr (8.13.6/8.13.6) with ESMTP id l5QE6kv0011801 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=NO) for ; Tue, 26 Jun 2007 16:06:46 +0200 Received: from [80.229.56.224] (helo=beast.local) by pih-relay06.plus.net with esmtp (Exim) id 1I3Bgr-00082i-CD for caml-list@inria.fr; Tue, 26 Jun 2007 15:06:45 +0100 From: Jon Harrop Organization: Flying Frog Consultancy Ltd. To: caml-list@inria.fr Subject: Fork-friendly GC Date: Tue, 26 Jun 2007 15:00:56 +0100 User-Agent: KMail/1.9.7 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200706261500.56979.jon@ffconsultancy.com> X-Miltered: at discorde with ID 46811D76.001 by Joe's j-chkmail (http://j-chkmail . ensmp . fr)! X-Spam: no; 0.00; invocation:01 parallelism:01 ocaml:01 coalescing:01 ocaml's:01 ocaml:01 frog:98 garbage:01 vanilla:03 discussion:06 refers:08 correct:08 memory:09 mentioned:12 ltd:86 Whilst reading the ripples that resulted from our recent discussion of asynchonous invocation and parallelism in vanilla OCaml, someone mentioned the idea of "fork-friendly" garbage collectors. I believe this refers to the coalescing of GC tags into contiguous memory. If so, that means that OCaml's current GC is not fork-friendly because it scatters tags everywhere. Is that correct? -- Dr Jon D Harrop, Flying Frog Consultancy Ltd. The OCaml Journal http://www.ffconsultancy.com/products/ocaml_journal/?e