1 | <?xml version="1.0" encoding="ISO-8859-1"?>
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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3 | "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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4 | <!ENTITY % general-entities SYSTEM "../../general.ent">
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5 | %general-entities;
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6 | ]>
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7 |
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8 | <sect1 id="ch-system-e2fsprogs" role="wrap">
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9 | <?dbhtml filename="e2fsprogs.html"?>
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10 |
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11 | <title>E2fsprogs-&e2fsprogs-version;</title>
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12 |
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13 | <indexterm zone="ch-system-e2fsprogs">
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14 | <primary sortas="a-E2fsprogs">E2fsprogs</primary>
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15 | </indexterm>
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16 |
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17 | <sect2 role="package">
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18 | <title/>
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19 |
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20 | <para>The E2fsprogs package contains the utilities for handling the
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21 | <systemitem class="filesystem">ext2</systemitem> file system. It also
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22 | supports the <systemitem class="filesystem">ext3</systemitem> and
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23 | <systemitem class="filesystem">ext4</systemitem> journaling
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24 | file systems.</para>
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25 |
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26 | </sect2>
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27 |
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28 | &env-target;
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29 |
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30 | <sect2 role="installation">
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31 | <title>Installation of E2fsprogs</title>
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32 |
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33 | <para os="a">The E2fsprogs documentation recommends that the package be
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34 | built in a subdirectory of the source tree:</para>
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35 |
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36 | <screen os="b"><userinput>mkdir -v build
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37 | cd build</userinput></screen>
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38 |
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39 | <para os="c">Prepare E2fsprogs for compilation:</para>
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40 |
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41 | <screen os="d"><userinput>PKG_CONFIG=true ../configure --build=${CLFS_HOST} --host=${CLFS_TARGET} \
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42 | --prefix=/usr --with-root-prefix="" \
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43 | --enable-elf-shlibs --disable-libblkid \
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44 | --disable-libuuid --disable-fsck --disable-uuidd</userinput></screen>
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45 |
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46 | <variablelist os="e">
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47 | <title>The meaning of the configure options:</title>
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48 |
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49 | <varlistentry os="e1">
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50 | <term><parameter>--with-root-prefix=""</parameter></term>
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51 | <listitem>
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52 | <para>Certain programs (such as the <command>e2fsck</command>
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53 | program) are considered essential programs. When, for example,
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54 | <filename class="directory">/usr</filename> is not mounted,
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55 | these programs still need to be available. They belong in
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56 | directories like <filename class="directory">/lib</filename> and
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57 | <filename class="directory">/sbin</filename>. If this option is
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58 | not passed to E2fsprogs' configure, the programs are installed into
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59 | the <filename class="directory">/usr</filename> directory.</para>
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60 | </listitem>
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61 | </varlistentry>
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62 |
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63 | <varlistentry os="e2">
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64 | <term><parameter>--enable-elf-shlibs</parameter></term>
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65 | <listitem>
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66 | <para>This creates the shared libraries which some programs
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67 | in this package use.</para>
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68 | </listitem>
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69 | </varlistentry>
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70 |
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71 | <varlistentry os="e3">
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72 | <term><parameter>--disable-evms</parameter></term>
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73 | <listitem>
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74 | <para>This disables the building of the Enterprise Volume
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75 | Management System (EVMS) plugin. This plugin is not up-to-date with
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76 | the latest EVMS internal interfaces and EVMS is not installed as part
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77 | of a base CLFS system, so the plugin is not required. See the EVMS
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78 | website at <ulink url="http://evms.sourceforge.net/"/> for more
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79 | information regarding EVMS.</para>
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80 | </listitem>
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81 | </varlistentry>
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82 |
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83 | </variablelist>
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84 |
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85 | <para os="f">Compile the package:</para>
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86 |
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87 | <screen os="g"><userinput>make</userinput></screen>
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88 |
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89 | <para os="h">Install the binaries, documentation, and shared libraries:</para>
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90 |
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91 | <screen os="i"><userinput>make DESTDIR=${CLFS} install</userinput></screen>
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92 |
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93 | <para os="j">Install the static libraries and headers:</para>
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94 |
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95 | <screen os="k"><userinput>make DESTDIR=${CLFS} install-libs</userinput></screen>
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96 |
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97 | <para os="l">Remove absolute paths from the link destinations:</para>
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98 |
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99 | <screen os="m"><userinput>rm -v ${CLFS}/usr/lib/lib{com_err,e2p,ext2fs,ss}.so
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100 | ln -sv ../../lib/libcom_err.so.2 ${CLFS}/usr/lib/libcom_err.so
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101 | ln -sv ../../lib/libe2p.so.2 ${CLFS}/usr/lib/libe2p.so
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102 | ln -sv ../../lib/libext2fs.so.2 ${CLFS}/usr/lib/libext2fs.so
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103 | ln -sv ../../lib/libss.so.2 ${CLFS}/usr/lib/libss.so</userinput></screen>
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104 |
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105 | </sect2>
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106 |
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107 | <sect2 id="contents-e2fsprogs" role="content">
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108 | <title>Contents of E2fsprogs</title>
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109 |
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110 | <segmentedlist>
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111 | <segtitle>Installed programs</segtitle>
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112 | <segtitle>Installed libraries</segtitle>
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113 |
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114 | <seglistitem>
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115 | <seg>badblocks, blkid, chattr, compile_et, debugfs, dumpe2fs,
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116 | e2fsck, e2image, e2label, filefrag, findfs, fsck, fsck.ext2, fsck.ext3,
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117 | logsave, lsattr, mk_cmds, mke2fs, mkfs.ext2, mkfs.ext3,
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118 | mklost+found, resize2fs, and tune2fs.</seg>
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119 | <seg>libcom_err.[a,so], libe2p.[a,so],
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120 | libext2fs.[a,so], and libss.[a,so]</seg>
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121 | </seglistitem>
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122 | </segmentedlist>
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123 |
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124 | <variablelist>
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125 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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126 | <?dbfo list-presentation="list"?>
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127 | <?dbhtml list-presentation="table"?>
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128 |
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129 | <varlistentry id="badblocks">
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130 | <term><command>badblocks</command></term>
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131 | <listitem>
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132 | <para>Searches a device (usually a disk partition) for bad
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133 | blocks</para>
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134 | <indexterm zone="ch-system-e2fsprogs badblocks">
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135 | <primary sortas="b-badblocks">badblocks</primary>
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136 | </indexterm>
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137 | </listitem>
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138 | </varlistentry>
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139 |
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140 | <varlistentry id="blkid">
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141 | <term><command>blkid</command></term>
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142 | <listitem>
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143 | <para>A command line utility to locate and print block device
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144 | attributes</para>
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145 | <indexterm zone="ch-system-e2fsprogs blkid">
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146 | <primary sortas="b-blkid">blkid</primary>
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147 | </indexterm>
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148 | </listitem>
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149 | </varlistentry>
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150 |
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151 | <varlistentry id="chattr">
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152 | <term><command>chattr</command></term>
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153 | <listitem>
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154 | <para>Changes the attributes of files on an <systemitem
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155 | class="filesystem">ext2</systemitem> file system; it also
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156 | changes <systemitem class="filesystem">ext3</systemitem>
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157 | file systems, the journaling version of <systemitem
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158 | class="filesystem">ext2</systemitem> file systems</para>
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159 | <indexterm zone="ch-system-e2fsprogs chattr">
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160 | <primary sortas="b-chattr">chattr</primary>
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161 | </indexterm>
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162 | </listitem>
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163 | </varlistentry>
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164 |
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165 | <varlistentry id="compile_et">
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166 | <term><command>compile_et</command></term>
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167 | <listitem>
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168 | <para>An error table compiler; it converts a table of error-code
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169 | names and messages into a C source file suitable for use with the
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170 | <filename class="libraryfile">com_err</filename> library</para>
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171 | <indexterm zone="ch-system-e2fsprogs compile_et">
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172 | <primary sortas="b-compile_et">compile_et</primary>
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173 | </indexterm>
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174 | </listitem>
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175 | </varlistentry>
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176 |
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177 | <varlistentry id="debugfs">
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178 | <term><command>debugfs</command></term>
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179 | <listitem>
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180 | <para>A file system debugger; it can be used to examine and change
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181 | the state of an <systemitem class="filesystem">ext2</systemitem>
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182 | file system</para>
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183 | <indexterm zone="ch-system-e2fsprogs debugfs">
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184 | <primary sortas="b-debugfs">debugfs</primary>
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185 | </indexterm>
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186 | </listitem>
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187 | </varlistentry>
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188 |
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189 | <varlistentry id="dumpe2fs">
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190 | <term><command>dumpe2fs</command></term>
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191 | <listitem>
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192 | <para>Prints the super block and blocks group information for the
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193 | file system present on a given device</para>
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194 | <indexterm zone="ch-system-e2fsprogs dumpe2fs">
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195 | <primary sortas="b-dumpe2fs">dumpe2fs</primary>
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196 | </indexterm>
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197 | </listitem>
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198 | </varlistentry>
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199 |
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200 | <varlistentry id="e2fsck">
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201 | <term><command>e2fsck</command></term>
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202 | <listitem>
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203 | <para>Is used to check, and optionally repair <systemitem
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204 | class="filesystem">ext2</systemitem> file systems and <systemitem
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205 | class="filesystem">ext3</systemitem> file systems</para>
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206 | <indexterm zone="ch-system-e2fsprogs e2fsck">
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207 | <primary sortas="b-e2fsck">e2fsck</primary>
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208 | </indexterm>
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209 | </listitem>
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210 | </varlistentry>
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211 |
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212 | <varlistentry id="e2image">
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213 | <term><command>e2image</command></term>
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214 | <listitem>
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215 | <para>Is used to save critical <systemitem
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216 | class="filesystem">ext2</systemitem> file system data to a file</para>
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217 | <indexterm zone="ch-system-e2fsprogs e2image">
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218 | <primary sortas="b-e2image">e2image</primary>
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219 | </indexterm>
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220 | </listitem>
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221 | </varlistentry>
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222 |
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223 | <varlistentry id="e2label">
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224 | <term><command>e2label</command></term>
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225 | <listitem>
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226 | <para>Displays or changes the file system label on the <systemitem
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227 | class="filesystem">ext2</systemitem> file system present on a given
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228 | device</para>
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229 | <indexterm zone="ch-system-e2fsprogs e2label">
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230 | <primary sortas="b-e2label">e2label</primary>
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231 | </indexterm>
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232 | </listitem>
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233 | </varlistentry>
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234 |
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235 | <varlistentry id="filefrag">
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236 | <term><command>filefrag</command></term>
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237 | <listitem>
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238 | <para>Reports on how badly fragmented a particular file might be</para>
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239 | <indexterm zone="ch-system-e2fsprogs filefrag">
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240 | <primary sortas="b-filefrag">filefrag</primary>
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241 | </indexterm>
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242 | </listitem>
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243 | </varlistentry>
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244 |
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245 | <varlistentry id="findfs">
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246 | <term><command>findfs</command></term>
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247 | <listitem>
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248 | <para>Finds a file system by label or Universally Unique Identifier
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249 | (UUID)</para>
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250 | <indexterm zone="ch-system-e2fsprogs findfs">
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251 | <primary sortas="b-findfs">findfs</primary>
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252 | </indexterm>
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253 | </listitem>
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254 | </varlistentry>
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255 |
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256 | <varlistentry id="fsck.ext2">
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257 | <term><command>fsck.ext2</command></term>
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258 | <listitem>
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259 | <para>By default checks <systemitem class="filesystem">ext2</systemitem>
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260 | file systems</para>
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261 | <indexterm zone="ch-system-e2fsprogs fsck.ext2">
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262 | <primary sortas="b-fsck.ext2">fsck.ext2</primary>
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263 | </indexterm>
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264 | </listitem>
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265 | </varlistentry>
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266 |
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267 | <varlistentry id="fsck.ext3">
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268 | <term><command>fsck.ext3</command></term>
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269 | <listitem>
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270 | <para>By default checks <systemitem class="filesystem">ext3</systemitem>
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271 | file systems</para>
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272 | <indexterm zone="ch-system-e2fsprogs fsck.ext3">
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273 | <primary sortas="b-fsck.ext3">fsck.ext3</primary>
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274 | </indexterm>
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275 | </listitem>
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276 | </varlistentry>
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277 |
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278 | <varlistentry id="logsave">
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279 | <term><command>logsave</command></term>
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280 | <listitem>
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281 | <para>Saves the output of a command in a log file</para>
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282 | <indexterm zone="ch-system-e2fsprogs logsave">
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283 | <primary sortas="b-logsave">logsave</primary>
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284 | </indexterm>
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285 | </listitem>
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286 | </varlistentry>
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287 |
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288 | <varlistentry id="lsattr">
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289 | <term><command>lsattr</command></term>
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290 | <listitem>
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291 | <para>Lists the attributes of files on a second extended file
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292 | system</para>
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293 | <indexterm zone="ch-system-e2fsprogs lsattr">
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294 | <primary sortas="b-lsattr">lsattr</primary>
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295 | </indexterm>
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296 | </listitem>
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297 | </varlistentry>
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298 |
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299 | <varlistentry id="mk_cmds">
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300 | <term><command>mk_cmds</command></term>
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301 | <listitem>
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302 | <para>Converts a table of command names and help messages into a C
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303 | source file suitable for use with the <filename
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304 | class="libraryfile">libss</filename> subsystem library</para>
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305 | <indexterm zone="ch-system-e2fsprogs mk_cmds">
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306 | <primary sortas="b-mk_cmds">mk_cmds</primary>
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307 | </indexterm>
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308 | </listitem>
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309 | </varlistentry>
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310 |
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311 | <varlistentry id="mke2fs">
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312 | <term><command>mke2fs</command></term>
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313 | <listitem>
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314 | <para>Creates an <systemitem class="filesystem">ext2</systemitem>
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315 | or <systemitem class="filesystem">ext3</systemitem> file system on
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316 | the given device</para>
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317 | <indexterm zone="ch-system-e2fsprogs mke2fs">
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318 | <primary sortas="b-mke2fs">mke2fs</primary>
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319 | </indexterm>
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320 | </listitem>
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321 | </varlistentry>
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322 |
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323 | <varlistentry id="mkfs.ext2">
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324 | <term><command>mkfs.ext2</command></term>
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325 | <listitem>
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326 | <para>By default creates <systemitem class="filesystem">ext2</systemitem>
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327 | file systems</para>
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328 | <indexterm zone="ch-system-e2fsprogs mkfs.ext2">
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329 | <primary sortas="b-mkfs.ext2">mkfs.ext2</primary>
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330 | </indexterm>
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331 | </listitem>
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332 | </varlistentry>
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333 |
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334 | <varlistentry id="mkfs.ext3">
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335 | <term><command>mkfs.ext3</command></term>
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336 | <listitem>
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337 | <para>By default creates <systemitem class="filesystem">ext3</systemitem>
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338 | file systems</para>
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339 | <indexterm zone="ch-system-e2fsprogs mkfs.ext3">
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340 | <primary sortas="b-mkfs.ext3">mkfs.ext3</primary>
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341 | </indexterm>
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342 | </listitem>
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343 | </varlistentry>
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344 |
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345 | <varlistentry id="mklost-found">
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346 | <term><command>mklost+found</command></term>
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347 | <listitem>
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348 | <para>Used to create a <filename class="directory">lost+found</filename>
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349 | directory on an <systemitem class="filesystem">ext2</systemitem> file
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350 | system; it pre-allocates disk blocks to this directory to lighten the
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351 | task of <command>e2fsck</command></para>
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352 | <indexterm zone="ch-system-e2fsprogs mklost-found">
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353 | <primary sortas="b-mklost+found">mklost+found</primary>
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354 | </indexterm>
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355 | </listitem>
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356 | </varlistentry>
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357 |
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358 | <varlistentry id="resize2fs">
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359 | <term><command>resize2fs</command></term>
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360 | <listitem>
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361 | <para>Can be used to enlarge or shrink an <systemitem
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362 | class="filesystem">ext2</systemitem> file system</para>
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363 | <indexterm zone="ch-system-e2fsprogs resize2fs">
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364 | <primary sortas="b-resize2fs">resize2fs</primary>
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365 | </indexterm>
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366 | </listitem>
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367 | </varlistentry>
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368 |
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369 | <varlistentry id="tune2fs">
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370 | <term><command>tune2fs</command></term>
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371 | <listitem>
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372 | <para>Adjusts tunable file system parameters on an <systemitem
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373 | class="filesystem">ext2</systemitem> file system</para>
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374 | <indexterm zone="ch-system-e2fsprogs tune2fs">
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375 | <primary sortas="b-tune2fs">tune2fs</primary>
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376 | </indexterm>
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377 | </listitem>
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378 | </varlistentry>
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379 |
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380 | <varlistentry id="libcom_err">
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381 | <term><filename class="libraryfile">libcom_err</filename></term>
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382 | <listitem>
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383 | <para>The common error display routine</para>
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384 | <indexterm zone="ch-system-e2fsprogs libcom_err">
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385 | <primary sortas="c-libcom_err">libcom_err</primary>
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386 | </indexterm>
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387 | </listitem>
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388 | </varlistentry>
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389 |
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390 | <varlistentry id="libe2p">
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391 | <term><filename class="libraryfile">libe2p</filename></term>
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392 | <listitem>
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393 | <para>Used by <command>dumpe2fs</command>, <command>chattr</command>,
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394 | and <command>lsattr</command></para>
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395 | <indexterm zone="ch-system-e2fsprogs libe2p">
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396 | <primary sortas="c-libe2p">libe2p</primary>
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397 | </indexterm>
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398 | </listitem>
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399 | </varlistentry>
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400 |
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401 | <varlistentry id="libext2fs">
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402 | <term><filename class="libraryfile">libext2fs</filename></term>
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403 | <listitem>
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404 | <para>Contains routines to enable user-level programs to manipulate an
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405 | <systemitem class="filesystem">ext2</systemitem> file system</para>
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406 | <indexterm zone="ch-system-e2fsprogs libext2fs">
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407 | <primary sortas="c-libext2fs">libext2fs</primary>
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408 | </indexterm>
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409 | </listitem>
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410 | </varlistentry>
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411 |
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412 | <varlistentry id="libss">
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413 | <term><filename class="libraryfile">libss</filename></term>
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414 | <listitem>
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415 | <para>Used by <command>debugfs</command></para>
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416 | <indexterm zone="ch-system-e2fsprogs libss">
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417 | <primary sortas="c-libss">libss</primary>
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418 | </indexterm>
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419 | </listitem>
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420 | </varlistentry>
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421 |
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422 | </variablelist>
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423 |
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424 | </sect2>
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425 |
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426 | </sect1>
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