From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Original-To: caml-list@sympa.inria.fr Delivered-To: caml-list@sympa.inria.fr Received: from mail2-relais-roc.national.inria.fr (mail2-relais-roc.national.inria.fr [192.134.164.83]) by sympa.inria.fr (Postfix) with ESMTPS id D5B397FA56 for ; Thu, 24 Jul 2014 02:09:20 +0200 (CEST) Received-SPF: None (mail2-smtp-roc.national.inria.fr: no sender authenticity information available from domain of raould@gmail.com) identity=pra; client-ip=209.85.219.51; receiver=mail2-smtp-roc.national.inria.fr; envelope-from="raould@gmail.com"; x-sender="raould@gmail.com"; x-conformance=sidf_compatible Received-SPF: Pass (mail2-smtp-roc.national.inria.fr: domain of raould@gmail.com designates 209.85.219.51 as permitted sender) identity=mailfrom; client-ip=209.85.219.51; receiver=mail2-smtp-roc.national.inria.fr; envelope-from="raould@gmail.com"; x-sender="raould@gmail.com"; x-conformance=sidf_compatible; x-record-type="v=spf1" Received-SPF: None (mail2-smtp-roc.national.inria.fr: no sender authenticity information available from domain of postmaster@mail-oa0-f51.google.com) identity=helo; client-ip=209.85.219.51; receiver=mail2-smtp-roc.national.inria.fr; envelope-from="raould@gmail.com"; x-sender="postmaster@mail-oa0-f51.google.com"; x-conformance=sidf_compatible X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AsgCAH5N0FPRVdszm2dsb2JhbABZhDcEgnTOBAF9CBYPAQEBAQEGCwsJFCmEBAEBAwESER0BGxcHAwELBgULDwImAgIiAREBBQEcBjWICwEDCQicdGqLKIFygxCKVwoZJw1khkoRAQUOgR6OJoJ4gU4BBIpnkEaSTxgphRgdLw X-IPAS-Result: AsgCAH5N0FPRVdszm2dsb2JhbABZhDcEgnTOBAF9CBYPAQEBAQEGCwsJFCmEBAEBAwESER0BGxcHAwELBgULDwImAgIiAREBBQEcBjWICwEDCQicdGqLKIFygxCKVwoZJw1khkoRAQUOgR6OJoJ4gU4BBIpnkEaSTxgphRgdLw X-IronPort-AV: E=Sophos;i="5.01,720,1400018400"; d="scan'208";a="86723145" Received: from mail-oa0-f51.google.com ([209.85.219.51]) by mail2-smtp-roc.national.inria.fr with ESMTP/TLS/RC4-SHA; 24 Jul 2014 02:09:20 +0200 Received: by mail-oa0-f51.google.com with SMTP id o6so2711045oag.24 for ; Wed, 23 Jul 2014 17:09:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=I6thXGnnF+CzRC/u6nYbIAbVGguvwDlIeMi0o1dViTQ=; b=lBm77Kvy4qlCRF/BRAtJxzoBHJfs5DN//Yg485Wy7zwys65BsviNWBJcvuAoNmRo6n YRpW5AIOCX891sWNCAUtIrpHMuX+8hKRJRZ2T3SdzuLX13ZhTpSFTP2Vd6+hI9zU6fWN PvQfv9uUPFyGQnB3shSre6tmZjox+C5KQeThBVwXNbF/LdGUEcVOQPQSpSI02zqzcRUz 0KJjVmCze9of2mMnQIpc9FDXLpH0FPzxEVX0osr+1m8FLCney6KQ5/AZLb2r99fwm2vc iqCSLgoY1B+Afo2rDWM+zWNpgJlwhozjF6wXGFhDntkKi5EqcfGbG5nQizfCYBzmaD40 lFAg== X-Received: by 10.60.81.196 with SMTP id c4mr7238202oey.86.1406160559018; Wed, 23 Jul 2014 17:09:19 -0700 (PDT) MIME-Version: 1.0 Received: by 10.182.76.134 with HTTP; Wed, 23 Jul 2014 17:08:58 -0700 (PDT) In-Reply-To: <21456.19915.45180.915211@gargle.gargle.HOWL> References: <21456.19915.45180.915211@gargle.gargle.HOWL> From: Raoul Duke Date: Wed, 23 Jul 2014 17:08:58 -0700 Message-ID: To: OCaml Content-Type: text/plain; charset=UTF-8 Subject: Re: [Caml-list] concurrent gc? > Most programs spend a minority of their time in garbage collection. > Even if the new GC thread did not slow down the main program, > possible speedup would be less than 2x, probably well under 50%. thanks! gotchya. I should have noted that my main concern is with pauses, not with overall speedup. In other words: in interactive apps, pauses are eeeeeevil. > For technical reasons, offloading major collections in OCaml is easier > than offloading minor collections, so the potential benefit is less. I am guessing you mean that major collections just don't happen that often, at least if people write their code in a non-pathalogical fashion? :) sincerely.