Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932318AbWAXOg5 (ORCPT ); Tue, 24 Jan 2006 09:36:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964921AbWAXOg5 (ORCPT ); Tue, 24 Jan 2006 09:36:57 -0500 Received: from uproxy.gmail.com ([66.249.92.192]:48222 "EHLO uproxy.gmail.com") by vger.kernel.org with ESMTP id S932318AbWAXOgy convert rfc822-to-8bit (ORCPT ); Tue, 24 Jan 2006 09:36:54 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=k6dlIgHLH5EAiOx8jIiqbSECdbI+Z2cV0qg614dcxbw7p/JA8wx/ilJpS6AvC4HUVPpB8QW8HbR1l+NmkfDlYYmucJ8ceaRK3TFNC/7MGlhuc9VVl/s4axqslIjfcWJ9VewOWOO7AlnVOud5pCvo31aMt50v8bepuTAvneBxusk= Message-ID: <728201270601240636p58fead78m781fb104c3d73da9@mail.gmail.com> Date: Tue, 24 Jan 2006 08:36:50 -0600 From: Ram Gupta To: Nikita Danilov Subject: Re: [RFC] VM: I have a dream... Cc: Michael Loftis , "Barry K. Nathan" , Al Boldi , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org In-Reply-To: <17365.23510.525066.57628@gargle.gargle.HOWL> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <200601212108.41269.a1426z@gawab.com> <986ed62e0601221155x6a57e353vf14db02cc219c09@mail.gmail.com> <728201270601230705k25e6890ejd716dbfc393208b8@mail.gmail.com> <280A351A008C409CEF43A734@dhcp-2-206.wgops.com> <17365.23510.525066.57628@gargle.gargle.HOWL> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 886 Lines: 22 On 1/23/06, Nikita Danilov wrote: > > The unique feature that Mac OS X VM does have, on the other hand, is > that it keeps profiles of access patterns of applications, and stores > then in files, associated with executables. This allows to quickly > pre-fault necessary pages during application startup (and this makes OSX > boot so fast). This feature is interesting though I am not sure about the fast boot part of OSX. as at boot time these applications are all started first time. So there were no access pattern as yet. They still have to be demand paged. But yes later accesses may be faster. Thanks Ram gupta - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/