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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-ppc64-disk.xml,v 1.26 2006/08/30 22:52:28 nightmorph Exp $ --> 7<!-- $Header: /var/cvsroot/gentoo/xml/htdocs/doc/en/handbook/hb-install-ppc64-disk.xml,v 1.27 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>
616happens to be in an inconsistent state. 616happens to be in an inconsistent state.
617</p> 617</p>
618 618
619<p> 619<p>
620<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata 620<b>ext3</b> is the journaled version of the ext2 filesystem, providing metadata
621journaling for fast recovery in addition to other enhanced journaling modes like 621journaling for fast recovery in addition to other enhanced journaling modes
622full data and ordered data journaling. ext3 is a very good and reliable 622like full data and ordered data journaling. It uses a hashed B*-tree index that
623filesystem. 623enables high performance in almost all situations. In short, ext3 is a very
624</p> 624good and reliable filesystem.
625
626<p> 625</p>
626
627<p>
627<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall 628<b>ReiserFS</b> is a B*-tree based filesystem that has very good overall
628performance and greatly outperforms both ext2 and ext3 when dealing with small 629performance and greatly outperforms both ext2 and ext3 when dealing with small
629files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales 630files (files less than 4k), often by a factor of 10x-15x. ReiserFS also scales
630extremely well and has metadata journaling. As of kernel 2.4.18+, ReiserFS is 631extremely well and has metadata journaling. ReiserFS is solid and usable as
631solid and usable as both general-purpose filesystem and for extreme cases such 632both general-purpose filesystem and for extreme cases such as the creation of
632as the creation of large filesystems, the use of many small files, very large 633large filesystems, very large files and directories containing tens of
633files and directories containing tens of thousands of files. 634thousands of small files.
634</p> 635</p>
635 636
636<p> 637<p>
637<b>XFS</b> is a filesystem with metadata journaling that is fully supported 638<b>XFS</b> is a filesystem with metadata journaling that is fully supported
638under Gentoo Linux's xfs-sources kernel. It comes with a robust feature-set and 639under Gentoo Linux's xfs-sources kernel. It comes with a robust feature-set and

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