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Message-ID: <8763m3u9kv.fsf@basilikum.skogtun.org>
Date: Mon, 01 Dec 2008 17:46:56 +0100
From: Harald Arnesen <skogtun.harald@...il.com>
To: linux-kernel@...r.kernel.org
Cc: linux-ext4@...r.kernel.org, tytso@....edu
Subject: [ext4] Documentation patch
My first patch, hope it goes through ok!
Applies to 2.6.28-rc6-00184-gd9d060a.
Compare ext4's journalling with anything but ext3's. These use the same
journalling modes, most other Linux filesystems do only metadata
journalling.
Signed-off-by: Harald Arnesen <harald@...gtun.org>
========================================================================
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 174eaff..5bbe79e 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -61,7 +61,7 @@ Note: More extensive information for getting started with ext4 can be
- When comparing performance with other filesystems, remember that
ext3/4 by default offers higher data integrity guarantees than most.
So when comparing with a metadata-only journalling filesystem, such
- as ext3, use `mount -o data=writeback'. And you might as well use
+ as jfs or xfs, use `mount -o data=writeback'. And you might as well use
`mount -o nobh' too along with it. Making the journal larger than
the mke2fs default often helps performance with metadata-intensive
workloads.
--
Hilsen Harald.
--
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