Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751270AbWBCRly (ORCPT ); Fri, 3 Feb 2006 12:41:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751242AbWBCRly (ORCPT ); Fri, 3 Feb 2006 12:41:54 -0500 Received: from [193.113.235.183] ([193.113.235.183]:63788 "EHLO out.lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1751270AbWBCRlx (ORCPT ); Fri, 3 Feb 2006 12:41:53 -0500 Subject: Re: [RFC] VM: I have a dream... From: Alan Cox To: Al Boldi Cc: Kyle Moffett , Bryan Henderson , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <200602022159.04508.a1426z@gawab.com> References: <200601311856.17569.a1426z@gawab.com> <1138893090.9861.25.camel@localhost.localdomain> <200602022159.04508.a1426z@gawab.com> Content-Type: text/plain Content-Transfer-Encoding: 7bit Date: Fri, 03 Feb 2006 14:46:05 +0000 Message-Id: <1138977966.2765.1.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.2.3 (2.2.3-2.fc4) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 711 Lines: 17 On Iau, 2006-02-02 at 21:59 +0300, Al Boldi wrote: > So w/ 1GB RAM, no swap, and 1TB disk mmap'd, could this mmap'd space be added > to the total memory available to the OS, as is done w/ swap? Yes in theory. It would be harder to manage. > And if that's possible, why not replace swap w/ mmap'd disk-space? Swap is just somewhere to stick data that isnt file backed, you could build a swapless mmap based OS but it wouldn't be quite the same as Unix/Linux are. - 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/