From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263893AbUHGRx0 (ORCPT ); Sat, 7 Aug 2004 13:53:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263875AbUHGRx0 (ORCPT ); Sat, 7 Aug 2004 13:53:26 -0400 Received: from rwcrmhc13.comcast.net ([204.127.198.39]:49362 "EHLO rwcrmhc13.comcast.net") by vger.kernel.org with ESMTP id S263893AbUHGRxX (ORCPT ); Sat, 7 Aug 2004 13:53:23 -0400 Message-ID: <41151715.5090001@namesys.com> Date: Sat, 07 Aug 2004 10:53:25 -0700 From: Hans Reiser User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Dave Kleikamp CC: Timothy Miller , Linux Kernel Mailing List Subject: Re: Increasing number of inodes after format? References: <40C62F2F.4090801@techsource.com> <1086811650.26565.50.camel@shaggy.austin.ibm.com> In-Reply-To: <1086811650.26565.50.camel@shaggy.austin.ibm.com> X-Enigmail-Version: 0.83.3.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Dave Kleikamp wrote: >On Tue, 2004-06-08 at 16:27, Timothy Miller wrote: > > >>I was involved in a discussion a while back where it was explained that >>ext2/3 allocate a certain maximum number of inodes at format time, and >>you cannot increase that number later. >> >>It was also mentioned that one or more of the journaling file systems >>(XFS, JFS, Reiser, etc.) either dynamically allocated inodes or could >>increase the maximum later if the pre-allocated set got used up. >> >>Could someone please repeat for me which filesystems have dynamic >>maximum inode counts? >> >> > >JFS dynamically allocates inodes as needed. An inode extent (consisting >of 32 inodes) will also be freed if all of its inodes are freed. > > reiserfs V3 and V4 have stat data not on disk inodes, and they are dynamically allocated.