[673b0d8] | 1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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| 2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd" [
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| 3 | <!ENTITY % general-entities SYSTEM "../general.ent">
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| 4 | %general-entities;
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| 5 | ]>
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[3be4d97] | 6 | <sect1 id="ch-system-e2fsprogs" xreflabel="E2fsprogs">
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[673b0d8] | 7 | <title>E2fsprogs-&e2fsprogs-version;</title>
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| 8 | <?dbhtml filename="e2fsprogs.html"?>
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| 9 |
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| 10 | <indexterm zone="ch-system-e2fsprogs"><primary sortas="a-E2fsprogs">E2fsprogs</primary></indexterm>
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[6370fa6] | 11 |
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[5888299] | 12 | <para>The E2fsprogs package contains the utilities for handling the ext2
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[ab3b93b] | 13 | file system. It also supports the ext3 journaling file system.</para>
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[5888299] | 14 |
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[673b0d8] | 15 | <screen>&buildtime; 0.6 SBU
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| 16 | &diskspace; 48.4 MB</screen>
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| 17 |
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| 18 | <para>E2fsprogs installation depends on: Bash, Binutils, Coreutils,
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| 19 | Diffutils, Gawk, GCC, Gettext, Glibc, Grep, Make, Sed, Texinfo.</para>
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[3554fa3a] | 20 |
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[73aedd1d] | 21 |
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| 22 |
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| 23 | <sect2>
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| 24 | <title>Installation of E2fsprogs</title>
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| 25 |
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| 26 | <para>Prepare E2fsprogs for compilation:</para>
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| 27 |
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[9dfc02f] | 28 | <screen><userinput>./configure --prefix=/usr --with-root-prefix="" \
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| 29 | --enable-elf-shlibs --disable-evms</userinput></screen>
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[73aedd1d] | 30 |
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| 31 | <para>The meaning of the configure options:</para>
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| 32 |
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| 33 | <itemizedlist>
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| 34 | <listitem><para><userinput>--with-root-prefix=""</userinput>: Certain
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| 35 | programs (such as the e2fsck program) are considered essential programs.
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| 36 | When, for example, <filename class="directory">/usr</filename> isn't
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[a195a6c] | 37 | mounted, these essential programs have to be available. They belong in
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[73aedd1d] | 38 | directories like <filename class="directory">/lib</filename> and
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| 39 | <filename class="directory">/sbin</filename>. If this option isn't passed
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| 40 | to E2fsprogs's configure, the programs are placed in the
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| 41 | <filename class="directory">/usr</filename> directory, which is not what we
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| 42 | want.</para></listitem>
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| 43 |
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| 44 | <listitem><para><userinput>--enable-elf-shlibs</userinput>: This creates
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[673b0d8] | 45 | the shared libraries which some programs in this package use.</para></listitem>
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[73aedd1d] | 46 | </itemizedlist>
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| 47 |
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| 48 | <para>Compile the package:</para>
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| 49 |
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| 50 | <screen><userinput>make</userinput></screen>
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| 51 |
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[9dfc02f] | 52 | <para>To test the results, issue:
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| 53 | <userinput>make check</userinput>.</para>
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[73aedd1d] | 54 |
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| 55 | <para>Install most of the package:</para>
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| 56 |
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| 57 | <screen><userinput>make install</userinput></screen>
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| 58 |
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[673b0d8] | 59 | <para>Also install also the shared libraries:</para>
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[73aedd1d] | 60 |
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| 61 | <screen><userinput>make install-libs</userinput></screen>
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| 62 |
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| 63 | </sect2>
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| 64 |
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[6370fa6] | 65 |
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[5888299] | 66 |
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[673b0d8] | 67 | <sect2 id="contents-e2fsprogs"><title>Contents of E2fsprogs</title>
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| 68 |
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| 69 | <para><emphasis>Installed programs</emphasis>: badblocks, blkid, chattr,
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| 70 | compile_et, debugfs, dumpe2fs, e2fsck, e2image, e2label, findfs, fsck,
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| 71 | fsck.ext2, fsck.ext3, logsave, lsattr, mk_cmds, mke2fs, mkfs.ext2, mkfs.ext3,
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| 72 | mklost+found, resize2fs, tune2fs and uuidgen.</para>
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| 73 |
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| 74 | <para><emphasis>Installed libraries</emphasis>: libblkid.[a,so],
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| 75 | libcom_err.[a,so], libe2p.[a,so], libext2fs.[a,so], libss.[a,so] and
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| 76 | libuuid.[a,so]</para>
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| 77 |
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| 78 | </sect2>
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| 79 |
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| 80 |
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| 81 | <sect2><title>Short descriptions</title>
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| 82 |
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| 83 | <indexterm zone="ch-system-e2fsprogs badblocks"><primary sortas="b-badblocks">badblocks</primary></indexterm>
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| 84 | <para id="badblocks"><command>badblocks</command> searches a device (usually a disk
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| 85 | partition) for bad blocks.</para>
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| 86 |
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| 87 | <indexterm zone="ch-system-e2fsprogs blkid"><primary sortas="b-blkid">blkid</primary></indexterm>
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| 88 | <para id="blkid"><command>blkid</command> is a command line utility to locate and
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| 89 | print block device attributes.</para>
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| 90 |
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| 91 | <indexterm zone="ch-system-e2fsprogs chattr"><primary sortas="b-chattr">chattr</primary></indexterm>
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| 92 | <para id="chattr"><command>chattr</command> changes the attributes of files on a
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| 93 | second extended (ext2) file system, and also ext3 file systems, the journaling version of ext2 file systems.</para>
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| 94 |
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| 95 | <indexterm zone="ch-system-e2fsprogs compile_et"><primary sortas="b-compile_et">compile_et</primary></indexterm>
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| 96 | <para id="compile_et"><command>compile_et</command> is an error table compiler. It
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| 97 | converts a table of error-code names and messages into a C source file
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| 98 | suitable for use with the com_err library.</para>
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| 99 |
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| 100 | <indexterm zone="ch-system-e2fsprogs debugfs"><primary sortas="b-debugfs">debugfs</primary></indexterm>
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| 101 | <para id="debugfs"><command>debugfs</command> is a file system debugger. It can be
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| 102 | used to examine and change the state of an ext2 file system.</para>
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| 103 |
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| 104 | <indexterm zone="ch-system-e2fsprogs dumpe2fs"><primary sortas="b-dumpe2fs">dumpe2fs</primary></indexterm>
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| 105 | <para id="dumpe2fs"><command>dumpe2fs</command> prints the super block and blocks group
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| 106 | information for the file system present on a given device.</para>
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| 107 |
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| 108 | <indexterm zone="ch-system-e2fsprogs e2fsck"><primary sortas="b-e2fsck">e2fsck</primary></indexterm>
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| 109 | <para id="e2fsck"><command>e2fsck</command> is used to check, and optionally repair,
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| 110 | second extended (ext2) file systems, and also ext3 file systems.</para>
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| 111 |
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| 112 | <indexterm zone="ch-system-e2fsprogs e2image"><primary sortas="b-e2image">e2image</primary></indexterm>
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| 113 | <para id="e2image"><command>e2image</command> is used to save critical ext2 file system
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| 114 | data to a file.</para>
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| 115 |
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| 116 | <indexterm zone="ch-system-e2fsprogs e2label"><primary sortas="b-e2label">e2label</primary></indexterm>
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| 117 | <para id="e2label"><command>e2label</command> will display or change the file system
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| 118 | label on the ext2 file system present on a given device.</para>
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| 119 |
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| 120 | <indexterm zone="ch-system-e2fsprogs findfs"><primary sortas="b-findfs">findfs</primary></indexterm>
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| 121 | <para id="findfs"><command>findfs</command> finds a file system by label or UUID (Universally Unique Identifier).</para>
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| 122 |
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| 123 | <indexterm zone="ch-system-e2fsprogs fsck"><primary sortas="b-fsck">fsck</primary></indexterm>
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| 124 | <para id="fsck"><command>fsck</command> is used to check, and optionally repair,
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| 125 | file systems. By default it checks the file systems listed in
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| 126 | <filename>/etc/fstab</filename></para>
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[73aedd1d] | 127 |
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[673b0d8] | 128 | <indexterm zone="ch-system-e2fsprogs logsave"><primary sortas="b-logsave">logsave</primary></indexterm>
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| 129 | <para id="logsave"><command>logsave</command> saves the output of a command in a log file.</para>
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| 130 |
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| 131 | <indexterm zone="ch-system-e2fsprogs lsattr"><primary sortas="b-lsattr">lsattr</primary></indexterm>
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| 132 | <para id="lsattr"><command>lsattr</command> lists the attributes of files on a second
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| 133 | extended file system.</para>
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| 134 |
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| 135 | <indexterm zone="ch-system-e2fsprogs mk_cmds"><primary sortas="b-mk_cmds">mk_cmds</primary></indexterm>
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| 136 | <para id="mk_cmds"><command>mk_cmds</command> converts a table of command names
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| 137 | and help messages into a C source file suitable for use with the
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| 138 | <filename>libss</filename> subsystem library.</para>
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| 139 |
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| 140 | <indexterm zone="ch-system-e2fsprogs mke2fs"><primary sortas="b-mke2fs">mke2fs</primary></indexterm>
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| 141 | <para id="mke2fs"><command>mke2fs</command> is used to create a second extended
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| 142 | file system on the given device.</para>
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| 143 |
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| 144 | <indexterm zone="ch-system-e2fsprogs mklost-found"><primary sortas="b-mklost+found">mklost+found</primary></indexterm>
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| 145 | <para id="mklost-found"><command>mklost+found</command> is used to create a
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| 146 | <filename>lost+found</filename> directory on a second extended file system.
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| 147 | It pre-allocates disk blocks to this directory to lighten the task of e2fsck.</para>
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| 148 |
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| 149 | <indexterm zone="ch-system-e2fsprogs resize2fs"><primary sortas="b-resize2fs">resize2fs</primary></indexterm>
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| 150 | <para id="resize2fs"><command>resize2fs</command> can be used to enlarge or shrink an
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| 151 | ext2 file system.</para>
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| 152 |
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| 153 | <indexterm zone="ch-system-e2fsprogs tune2fs"><primary sortas="b-tune2fs">tune2fs</primary></indexterm>
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| 154 | <para id="tune2fs"><command>tune2fs</command> is used adjust tunable file system
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| 155 | parameters on a second extended file system.</para>
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| 156 |
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| 157 | <indexterm zone="ch-system-e2fsprogs uuidgen"><primary sortas="b-uuidgen">uuidgen</primary></indexterm>
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| 158 | <para id="uuidgen"><command>uuidgen</command> creates new
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| 159 | UUID. Each new UUID can reasonably be considered unique
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| 160 | among all UUIDs created, on the local system and on other systems, in the
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| 161 | past and in the future.</para>
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| 162 |
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| 163 | <indexterm zone="ch-system-e2fsprogs libblkid"><primary sortas="c-libblkid">libblkid</primary></indexterm>
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| 164 | <para id="libblkid"><command>libblkid</command> contains routines for device
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| 165 | identification and token extraction.</para>
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| 166 |
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| 167 | <indexterm zone="ch-system-e2fsprogs libcom_err"><primary sortas="c-libcom_err">libcom_err</primary></indexterm>
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| 168 | <para id="libcom_err"><command>libcom_err</command> is the common error display routine.</para>
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| 169 |
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| 170 | <indexterm zone="ch-system-e2fsprogs libe2p"><primary sortas="c-libe2p">libe2p</primary></indexterm>
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| 171 | <para id="libe2p"><command>libe2p</command> is used by dumpe2fs, chattr, and lsattr.</para>
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| 172 |
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| 173 | <indexterm zone="ch-system-e2fsprogs libext2fs"><primary sortas="c-libext2fs">libext2fs</primary></indexterm>
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| 174 | <para id="libext2fs"><command>libext2fs</command> contains routines to enable user-level
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| 175 | programs to manipulate an ext2 file system.</para>
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| 176 |
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| 177 | <indexterm zone="ch-system-e2fsprogs libss"><primary sortas="c-libss">libss</primary></indexterm>
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| 178 | <para id="libss"><command>libss</command> is used by debugfs.</para>
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| 179 |
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| 180 | <indexterm zone="ch-system-e2fsprogs libuuid"><primary sortas="c-libuuid">libuuid</primary></indexterm>
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| 181 | <para id="libuuid"><command>libuuid</command> contains routines for generating unique
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| 182 | identifiers for objects that may be accessible beyond the local system.</para>
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| 183 |
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| 184 | </sect2>
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| 185 |
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| 186 |
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| 187 |
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| 188 | </sect1>
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