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2<!DOCTYPE sections SYSTEM "/dtd/book.dtd"> 2<!DOCTYPE sections SYSTEM "/dtd/book.dtd">
3 3
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-alpha-disk.xml,v 1.22 2006/08/30 22:52:28 nightmorph Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-alpha-disk.xml,v 1.23 2006/11/02 20:49:38 nightmorph Exp $ -->
8 8
9<sections> 9<sections>
10 10
11<version>7.0</version> 11<version>7.1</version>
12<date>2006-08-30</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>
660happens to be in an inconsistent state. 660happens to be in an inconsistent state.
661</p> 661</p>
662 662
663<p> 663<p>
664<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata 664<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata
665journaling for fast recovery in addition to other enhanced journaling modes like 665journaling for fast recovery in addition to other enhanced journaling modes
666full data and ordered data journaling. ext3 is a very good and reliable 666like full data and ordered data journaling. It uses a hashed B*-tree index that
667filesystem. 667enables high performance in almost all situations. In short, ext3 is a very
668</p> 668good and reliable filesystem.
669
670<p> 669</p>
670
671<p>
671<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall 672<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall
672performance and greatly outperforms both ext2 and ext3 when dealing with small 673performance and greatly outperforms both ext2 and ext3 when dealing with small
673files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales 674files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales
674extremely well and has metadata journaling. As of kernel 2.4.18+, ReiserFS is 675extremely well and has metadata journaling. ReiserFS is solid and usable as
675solid and usable as both general-purpose filesystem and for extreme cases such 676both general-purpose filesystem and for extreme cases such as the creation of
676as the creation of large filesystems, the use of many small files, very large 677large filesystems, very large files and directories containing tens of
677files and directories containing tens of thousands of files. 678thousands of small files.
678</p> 679</p>
679 680
680<p> 681<p>
681<b>XFS</b> is a filesystem with metadata journaling which comes with a robust 682<b>XFS</b> is a filesystem with metadata journaling which comes with a robust
682feature-set and is optimized for scalability. We only recommend using this 683feature-set and is optimized for scalability. We only recommend using this

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