From owner-freebsd-fs@FreeBSD.ORG Tue Oct 3 12:38:58 2006 Return-Path: X-Original-To: freebsd-fs@FreeBSD.ORG Delivered-To: freebsd-fs@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8F75816A403 for ; Tue, 3 Oct 2006 12:38:58 +0000 (UTC) (envelope-from des@des.no) Received: from tim.des.no (tim.des.no [194.63.250.121]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1DD0B43D49 for ; Tue, 3 Oct 2006 12:38:58 +0000 (GMT) (envelope-from des@des.no) Received: from tim.des.no (localhost [127.0.0.1]) by spam.des.no (Postfix) with ESMTP id 55FA82087; Tue, 3 Oct 2006 14:38:54 +0200 (CEST) X-Spam-Tests: AWL X-Spam-Learn: disabled X-Spam-Score: 0.0/3.0 X-Spam-Checker-Version: SpamAssassin 3.1.4 (2006-07-25) on tim.des.no Received: from dwp.des.no (des.no [80.203.243.180]) by tim.des.no (Postfix) with ESMTP id 3C0A62086; Tue, 3 Oct 2006 14:38:54 +0200 (CEST) Received: by dwp.des.no (Postfix, from userid 1001) id 235F2B80E; Tue, 3 Oct 2006 14:38:54 +0200 (CEST) From: des@des.no (Dag-Erling =?iso-8859-1?Q?Sm=F8rgrav?=) To: Eric Anderson References: <200609271744.k8RHipTS032655@lurza.secnetix.de> <451AC81E.5070803@centtech.com> Date: Tue, 03 Oct 2006 14:38:54 +0200 In-Reply-To: <451AC81E.5070803@centtech.com> (Eric Anderson's message of "Wed, 27 Sep 2006 13:51:10 -0500") Message-ID: <86y7rxh8v5.fsf@dwp.des.no> User-Agent: Gnus/5.110004 (No Gnus v0.4) Emacs/21.3 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-fs@FreeBSD.ORG, Oliver Fromme Subject: Re: Hi: Porting Cramfs on FreeBSD X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Oct 2006 12:38:58 -0000 Eric Anderson writes: > No, only inode+direntries need to fit into memory. So an FS with > 1million inodes might take .5MB of memory (estimate). How are you going to do that? Whenever you want to read a file, you'll have to start decompressing the entire tarball from the beginning, since it's a single gzip stream. You can't just seek to an arbitrary position in the stream and start decompressing there. DES --=20 Dag-Erling Sm=F8rgrav - des@des.no