From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 25 Sep 2002 16:31:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 25 Sep 2002 16:31:01 -0400 Received: from h68-147-110-38.cg.shawcable.net ([68.147.110.38]:495 "EHLO webber.adilger.int") by vger.kernel.org with ESMTP id ; Wed, 25 Sep 2002 16:31:00 -0400 From: Andreas Dilger Date: Wed, 25 Sep 2002 14:34:14 -0600 To: tytso@mit.edu Cc: torvalds@transmeta.com, linux-kernel@vger.kernel.org Subject: Re: [BK PATCH] Add ext3 indexed directory (htree) support Message-ID: <20020925203414.GF22795@clusterfs.com> Mail-Followup-To: tytso@mit.edu, torvalds@transmeta.com, linux-kernel@vger.kernel.org References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4i X-GPG-Key: 1024D/0D35BED6 X-GPG-Fingerprint: 7A37 5D79 BF1B CECA D44F 8A29 A488 39F5 0D35 BED6 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sep 25, 2002 16:03 -0400, tytso@mit.edu wrote: > This patch significantly increases the speed of using large directories. > Creating 100,000 files in a single directory took 38 minutes without > directory indexing... and 11 seconds with the directory indexing turned on. Not mentioned, but very important to note is that the dir indexing code is 100% compatible with older kernels (even back to 1.2 days) for both read and write. Cheers, Andreas -- Andreas Dilger http://www-mddsp.enel.ucalgary.ca/People/adilger/ http://sourceforge.net/projects/ext2resize/