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2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
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4<!-- The content of this document is licensed under the CC-BY-SA license --> 4<!-- The content of this document is licensed under the CC-BY-SA license -->
5<!-- See http://creativecommons.org/licenses/by-sa/2.5 --> 5<!-- See http://creativecommons.org/licenses/by-sa/2.5 -->
6 6
7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-ia64-disk.xml,v 1.1 2006/09/03 05:02:44 vapier Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-ia64-disk.xml,v 1.2 2006/11/02 20:49:38 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<version>2.2</version> 11<version>2.3</version>
12<date>2005-06-10</date> 12<date>2006-11-02</date>
13 13
14<section> 14<section>
15<title>Introduction to Block Devices</title> 15<title>Introduction to Block Devices</title>
16<subsection> 16<subsection>
17<title>Block Devices</title> 17<title>Block Devices</title>
473happens to be in an inconsistent state. 473happens to be in an inconsistent state.
474</p> 474</p>
475 475
476<p> 476<p>
477<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata 477<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata
478journaling for fast recovery in addition to other enhanced journaling modes like 478journaling for fast recovery in addition to other enhanced journaling modes
479full data and ordered data journaling. ext3 is a very good and reliable 479like full data and ordered data journaling. It uses a hashed B*-tree index that
480filesystem. 480enables high performance in almost all situations. In short, ext3 is a very
481</p> 481good and reliable filesystem.
482
483<p> 482</p>
483
484<p>
484<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall 485<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall
485performance and greatly outperforms both ext2 and ext3 when dealing with small 486performance and greatly outperforms both ext2 and ext3 when dealing with small
486files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales 487files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales
487extremely well and has metadata journaling. As of kernel 2.4.18+, ReiserFS is 488extremely well and has metadata journaling. ReiserFS is solid and usable as
488solid and usable as both general-purpose filesystem and for extreme cases such 489both general-purpose filesystem and for extreme cases such as the creation of
489as the creation of large filesystems, the use of many small files, very large 490large filesystems, very large files and directories containing tens of
490files and directories containing tens of thousands of files. 491thousands of small files.
491</p> 492</p>
492 493
493<p> 494<p>
494<b>XFS</b> is a filesystem with metadata journaling which comes with a robust 495<b>XFS</b> is a filesystem with metadata journaling which comes with a robust
495feature-set and is optimized for scalability. We only recommend using this 496feature-set and is optimized for scalability. We only recommend using this

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