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From: Dave Jones <davej@codemonkey.org.uk>
To: tytso@mit.edu
Cc: torvalds@transmeta.com, linux-kernel@vger.kernel.org
Subject: Re: [BK PATCH] Add ext3 indexed directory (htree) support
Date: Wed, 25 Sep 2002 21:41:01 +0100	[thread overview]
Message-ID: <20020925204101.GA5420@suse.de> (raw)
In-Reply-To: <E17uINs-0003bG-00@think.thunk.org>

On Wed, Sep 25, 2002 at 04:03:44PM -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.

Just curious.. what measurable overhead (if any) is there of indexing
dirs with smaller numbers of files vs non-indexed ?
If so, where would be the break-even point ?

		Dave

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs

  parent reply	other threads:[~2002-09-25 20:32 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-09-25 20:03 [BK PATCH] Add ext3 indexed directory (htree) support tytso
2002-09-25 20:34 ` Andreas Dilger
2002-09-25 20:41 ` Dave Jones [this message]
2002-09-25 21:08   ` Andreas Dilger
2002-09-25 21:34   ` Theodore Ts'o
2002-09-25 22:54 ` Jeff Garzik
2002-09-25 23:29   ` Theodore Ts'o
2002-09-25 23:45     ` Ryan Cumming
2002-09-26  3:27       ` Theodore Ts'o
2002-09-26  5:23         ` Ryan Cumming
2002-09-26  5:57           ` Theodore Ts'o
2002-09-26  6:22             ` Ryan Cumming
2002-09-26 14:05               ` Theodore Ts'o
2002-09-26  6:25             ` Ryan Cumming
2002-09-26 11:25               ` Daniel Egger
2002-09-26  7:41             ` Ryan Cumming
2002-09-26 13:23               ` Theodore Ts'o
2002-09-26 15:42               ` Theodore Ts'o
2002-09-26 19:08                 ` Ryan Cumming
2002-09-26 19:51                   ` Horst von Brand
2002-09-26 19:59                     ` Ryan Cumming
2002-09-26 22:04                   ` Theodore Ts'o
2002-09-26 22:53                     ` Ryan Cumming
2002-09-26 23:57                       ` Theodore Ts'o
2002-09-27  1:00                         ` Ryan Cumming
2002-09-27  3:24                           ` Theodore Ts'o
2002-09-27  4:12                         ` Andreas Dilger
2002-09-27  7:55                           ` Ryan Cumming
2002-09-28  1:20                           ` Ryan Cumming
2002-09-28  1:46                             ` Ryan Cumming
2002-09-28 14:13                             ` Theodore Ts'o
2002-09-28 14:18                               ` Theodore Ts'o
2002-09-28 22:35                                 ` Ryan Cumming
2002-09-28 17:27                               ` [Ext2-devel] " Andreas Dilger
2002-09-28 18:43                                 ` chrisl
2002-09-28 19:45                                 ` chrisl
2002-09-28 22:30                               ` Ryan Cumming
2002-09-29  7:03                               ` [PATCH] fix htree dir corrupt after fsck -fD chrisl
2002-09-29  8:16                                 ` Ryan Cumming
2002-09-29  8:36                                   ` Ryan Cumming
2002-09-30  2:46                                   ` Ryan Cumming
2002-09-29 14:13                                 ` Theodore Ts'o
2002-09-25 23:31 ` [BK PATCH] Add ext3 indexed directory (htree) support Daniel Egger
2002-09-26  0:32   ` Randy.Dunlap
2002-09-26  0:50 ` Aaron Lehmann
2002-09-26  3:28   ` Theodore Ts'o
2002-10-02  9:11 tytso

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