1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" |
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3 | "http://www.oasis-open.org/docbook/xml/4.4/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> journaling |
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23 | file system.</para> |
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24 | |
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25 | <segmentedlist> |
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26 | <segtitle>&dependencies;</segtitle> |
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27 | |
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28 | <seglistitem> |
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29 | <seg>Bash, Binutils, Coreutils, Diffutils, Gawk, GCC, Gettext, |
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30 | Glibc, Grep, Make, Sed, and Texinfo</seg> |
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31 | </seglistitem> |
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32 | </segmentedlist> |
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33 | |
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34 | </sect2> |
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35 | |
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36 | <sect2 role="installation"> |
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37 | <title>Installation of E2fsprogs</title> |
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38 | |
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39 | <para os="a">The E2fsprogs documentation recommends that the package be |
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40 | built in a subdirectory of the source tree:</para> |
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41 | |
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42 | <screen os="b"><userinput>mkdir build |
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43 | cd build</userinput></screen> |
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44 | |
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45 | <para os="c">Prepare E2fsprogs for compilation:</para> |
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46 | |
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47 | <screen os="d"><userinput>../configure --prefix=/usr --with-root-prefix="" \ |
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48 | --enable-elf-shlibs --disable-evms</userinput></screen> |
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49 | |
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50 | <variablelist os="e"> |
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51 | <title>The meaning of the configure options:</title> |
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52 | |
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53 | <varlistentry os="e1"> |
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54 | <term><parameter>--with-root-prefix=""</parameter></term> |
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55 | <listitem> |
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56 | <para>Certain programs (such as the <command>e2fsck</command> |
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57 | program) are considered essential programs. When, for example, |
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58 | <filename class="directory">/usr</filename> is not mounted, |
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59 | these programs still need to be available. They belong in |
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60 | directories like <filename class="directory">/lib</filename> and |
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61 | <filename class="directory">/sbin</filename>. If this option is |
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62 | not passed to E2fsprogs' configure, the programs are installed into |
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63 | the <filename class="directory">/usr</filename> directory.</para> |
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64 | </listitem> |
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65 | </varlistentry> |
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66 | |
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67 | <varlistentry os="e2"> |
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68 | <term><parameter>--enable-elf-shlibs</parameter></term> |
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69 | <listitem> |
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70 | <para>This creates the shared libraries which some programs |
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71 | in this package use.</para> |
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72 | </listitem> |
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73 | </varlistentry> |
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74 | |
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75 | <varlistentry os="e3"> |
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76 | <term><parameter>--disable-evms</parameter></term> |
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77 | <listitem> |
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78 | <para>This disables the building of the Enterprise Volume |
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79 | Management System (EVMS) plugin. This plugin is not up-to-date with |
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80 | the latest EVMS internal interfaces and EVMS is not installed as part |
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81 | of a base LFS system, so the plugin is not required. See the EVMS |
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82 | website at <ulink url="http://evms.sourceforge.net/"/> for more |
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83 | information regarding EVMS.</para> |
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84 | </listitem> |
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85 | </varlistentry> |
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86 | |
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87 | </variablelist> |
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88 | |
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89 | <para os="f">Compile the package:</para> |
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90 | |
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91 | <screen os="g"><userinput>make</userinput></screen> |
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92 | |
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93 | <para os="h">To test the results, issue: |
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94 | <userinput>make check</userinput>.</para> |
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95 | |
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96 | <para os="i">Install the binaries and documentation:</para> |
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97 | |
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98 | <screen os="j"><userinput>make install</userinput></screen> |
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99 | |
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100 | <para os="k">Install the shared libraries:</para> |
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101 | |
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102 | <screen os="l"><userinput>make install-libs</userinput></screen> |
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103 | |
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104 | </sect2> |
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105 | |
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106 | <sect2 id="contents-e2fsprogs" role="content"> |
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107 | <title>Contents of E2fsprogs</title> |
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108 | |
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109 | <segmentedlist> |
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110 | <segtitle>Installed programs</segtitle> |
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111 | <segtitle>Installed libraries</segtitle> |
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112 | |
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113 | <seglistitem> |
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114 | <seg>badblocks, blkid, chattr, compile_et, debugfs, dumpe2fs, |
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115 | e2fsck, e2image, e2label, findfs, fsck, fsck.ext2, fsck.ext3, |
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116 | logsave, lsattr, mk_cmds, mke2fs, mkfs.ext2, mkfs.ext3, |
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117 | mklost+found, resize2fs, tune2fs, and uuidgen.</seg> |
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118 | <seg>libblkid.[a,so], libcom_err.[a,so], libe2p.[a,so], |
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119 | libext2fs.[a,so], libss.[a,so], and libuuid.[a,so]</seg> |
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120 | </seglistitem> |
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121 | </segmentedlist> |
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122 | |
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123 | <variablelist> |
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124 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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125 | <?dbfo list-presentation="list"?> |
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126 | <?dbhtml list-presentation="table"?> |
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127 | |
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128 | <varlistentry id="badblocks"> |
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129 | <term><command>badblocks</command></term> |
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130 | <listitem> |
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131 | <para>Searches a device (usually a disk partition) for bad |
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132 | blocks</para> |
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133 | <indexterm zone="ch-system-e2fsprogs badblocks"> |
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134 | <primary sortas="b-badblocks">badblocks</primary> |
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135 | </indexterm> |
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136 | </listitem> |
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137 | </varlistentry> |
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138 | |
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139 | <varlistentry id="blkid"> |
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140 | <term><command>blkid</command></term> |
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141 | <listitem> |
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142 | <para>A command line utility to locate and print block device |
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143 | attributes</para> |
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144 | <indexterm zone="ch-system-e2fsprogs blkid"> |
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145 | <primary sortas="b-blkid">blkid</primary> |
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146 | </indexterm> |
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147 | </listitem> |
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148 | </varlistentry> |
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149 | |
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150 | <varlistentry id="chattr"> |
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151 | <term><command>chattr</command></term> |
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152 | <listitem> |
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153 | <para>Changes the attributes of files on an <systemitem |
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154 | class="filesystem">ext2</systemitem> file system; it also |
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155 | changes <systemitem class="filesystem">ext3</systemitem> |
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156 | file systems, the journaling version of <systemitem |
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157 | class="filesystem">ext2</systemitem> file systems</para> |
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158 | <indexterm zone="ch-system-e2fsprogs chattr"> |
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159 | <primary sortas="b-chattr">chattr</primary> |
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160 | </indexterm> |
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161 | </listitem> |
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162 | </varlistentry> |
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163 | |
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164 | <varlistentry id="compile_et"> |
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165 | <term><command>compile_et</command></term> |
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166 | <listitem> |
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167 | <para>An error table compiler; it converts a table of error-code |
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168 | names and messages into a C source file suitable for use with the |
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169 | <filename class="libraryfile">com_err</filename> library</para> |
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170 | <indexterm zone="ch-system-e2fsprogs compile_et"> |
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171 | <primary sortas="b-compile_et">compile_et</primary> |
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172 | </indexterm> |
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173 | </listitem> |
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174 | </varlistentry> |
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175 | |
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176 | <varlistentry id="debugfs"> |
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177 | <term><command>debugfs</command></term> |
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178 | <listitem> |
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179 | <para>A file system debugger; it can be used to examine and change |
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180 | the state of an <systemitem class="filesystem">ext2</systemitem> |
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181 | file system</para> |
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182 | <indexterm zone="ch-system-e2fsprogs debugfs"> |
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183 | <primary sortas="b-debugfs">debugfs</primary> |
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184 | </indexterm> |
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185 | </listitem> |
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186 | </varlistentry> |
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187 | |
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188 | <varlistentry id="dumpe2fs"> |
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189 | <term><command>dumpe2fs</command></term> |
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190 | <listitem> |
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191 | <para>Prints the super block and blocks group information for the |
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192 | file system present on a given device</para> |
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193 | <indexterm zone="ch-system-e2fsprogs dumpe2fs"> |
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194 | <primary sortas="b-dumpe2fs">dumpe2fs</primary> |
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195 | </indexterm> |
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196 | </listitem> |
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197 | </varlistentry> |
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198 | |
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199 | <varlistentry id="e2fsck"> |
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200 | <term><command>e2fsck</command></term> |
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201 | <listitem> |
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202 | <para>Is used to check, and optionally repair <systemitem |
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203 | class="filesystem">ext2</systemitem> file systems and <systemitem |
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204 | class="filesystem">ext3</systemitem> file systems</para> |
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205 | <indexterm zone="ch-system-e2fsprogs e2fsck"> |
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206 | <primary sortas="b-e2fsck">e2fsck</primary> |
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207 | </indexterm> |
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208 | </listitem> |
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209 | </varlistentry> |
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210 | |
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211 | <varlistentry id="e2image"> |
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212 | <term><command>e2image</command></term> |
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213 | <listitem> |
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214 | <para>Is used to save critical <systemitem |
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215 | class="filesystem">ext2</systemitem> file system data to a file</para> |
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216 | <indexterm zone="ch-system-e2fsprogs e2image"> |
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217 | <primary sortas="b-e2image">e2image</primary> |
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218 | </indexterm> |
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219 | </listitem> |
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220 | </varlistentry> |
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221 | |
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222 | <varlistentry id="e2label"> |
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223 | <term><command>e2label</command></term> |
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224 | <listitem> |
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225 | <para>Displays or changes the file system label on the <systemitem |
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226 | class="filesystem">ext2</systemitem> file system present on a given |
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227 | device</para> |
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228 | <indexterm zone="ch-system-e2fsprogs e2label"> |
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229 | <primary sortas="b-e2label">e2label</primary> |
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230 | </indexterm> |
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231 | </listitem> |
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232 | </varlistentry> |
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233 | |
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234 | <varlistentry id="findfs"> |
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235 | <term><command>findfs</command></term> |
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236 | <listitem> |
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237 | <para>Finds a file system by label or Universally Unique Identifier |
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238 | (UUID)</para> |
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239 | <indexterm zone="ch-system-e2fsprogs findfs"> |
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240 | <primary sortas="b-findfs">findfs</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="fsck"> |
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246 | <term><command>fsck</command></term> |
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247 | <listitem> |
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248 | <para>Is used to check, and optionally repair, file systems</para> |
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249 | <indexterm zone="ch-system-e2fsprogs fsck"> |
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250 | <primary sortas="b-fsck">fsck</primary> |
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251 | </indexterm> |
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252 | </listitem> |
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253 | </varlistentry> |
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254 | |
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255 | <varlistentry id="fsck.ext2"> |
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256 | <term><command>fsck.ext2</command></term> |
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257 | <listitem> |
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258 | <para>By default checks <systemitem class="filesystem">ext2</systemitem> |
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259 | file systems</para> |
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260 | <indexterm zone="ch-system-e2fsprogs fsck.ext2"> |
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261 | <primary sortas="b-fsck.ext2">fsck.ext2</primary> |
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262 | </indexterm> |
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263 | </listitem> |
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264 | </varlistentry> |
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265 | |
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266 | <varlistentry id="fsck.ext3"> |
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267 | <term><command>fsck.ext3</command></term> |
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268 | <listitem> |
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269 | <para>By default checks <systemitem class="filesystem">ext3</systemitem> |
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270 | file systems</para> |
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271 | <indexterm zone="ch-system-e2fsprogs fsck.ext3"> |
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272 | <primary sortas="b-fsck.ext3">fsck.ext3</primary> |
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273 | </indexterm> |
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274 | </listitem> |
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275 | </varlistentry> |
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276 | |
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277 | <varlistentry id="logsave"> |
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278 | <term><command>logsave</command></term> |
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279 | <listitem> |
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280 | <para>Saves the output of a command in a log file</para> |
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281 | <indexterm zone="ch-system-e2fsprogs logsave"> |
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282 | <primary sortas="b-logsave">logsave</primary> |
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283 | </indexterm> |
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284 | </listitem> |
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285 | </varlistentry> |
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286 | |
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287 | <varlistentry id="lsattr"> |
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288 | <term><command>lsattr</command></term> |
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289 | <listitem> |
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290 | <para>Lists the attributes of files on a second extended file |
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291 | system</para> |
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292 | <indexterm zone="ch-system-e2fsprogs lsattr"> |
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293 | <primary sortas="b-lsattr">lsattr</primary> |
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294 | </indexterm> |
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295 | </listitem> |
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296 | </varlistentry> |
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297 | |
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298 | <varlistentry id="mk_cmds"> |
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299 | <term><command>mk_cmds</command></term> |
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300 | <listitem> |
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301 | <para>Converts a table of command names and help messages into a C |
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302 | source file suitable for use with the <filename |
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303 | class="libraryfile">libss</filename> subsystem library</para> |
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304 | <indexterm zone="ch-system-e2fsprogs mk_cmds"> |
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305 | <primary sortas="b-mk_cmds">mk_cmds</primary> |
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306 | </indexterm> |
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307 | </listitem> |
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308 | </varlistentry> |
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309 | |
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310 | <varlistentry id="mke2fs"> |
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311 | <term><command>mke2fs</command></term> |
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312 | <listitem> |
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313 | <para>Creates an <systemitem class="filesystem">ext2</systemitem> |
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314 | or <systemitem class="filesystem">ext3</systemitem> file system on |
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315 | the given device</para> |
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316 | <indexterm zone="ch-system-e2fsprogs mke2fs"> |
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317 | <primary sortas="b-mke2fs">mke2fs</primary> |
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318 | </indexterm> |
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319 | </listitem> |
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320 | </varlistentry> |
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321 | |
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322 | <varlistentry id="mkfs.ext2"> |
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323 | <term><command>mkfs.ext2</command></term> |
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324 | <listitem> |
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325 | <para>By default creates <systemitem class="filesystem">ext2</systemitem> |
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326 | file systems</para> |
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327 | <indexterm zone="ch-system-e2fsprogs mkfs.ext2"> |
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328 | <primary sortas="b-mkfs.ext2">mkfs.ext2</primary> |
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329 | </indexterm> |
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330 | </listitem> |
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331 | </varlistentry> |
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332 | |
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333 | <varlistentry id="mkfs.ext3"> |
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334 | <term><command>mkfs.ext3</command></term> |
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335 | <listitem> |
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336 | <para>By default creates <systemitem class="filesystem">ext3</systemitem> |
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337 | file systems</para> |
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338 | <indexterm zone="ch-system-e2fsprogs mkfs.ext3"> |
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339 | <primary sortas="b-mkfs.ext3">mkfs.ext3</primary> |
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340 | </indexterm> |
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341 | </listitem> |
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342 | </varlistentry> |
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343 | |
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344 | <varlistentry id="mklost-found"> |
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345 | <term><command>mklost+found</command></term> |
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346 | <listitem> |
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347 | <para>Used to create a <filename class="directory">lost+found</filename> |
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348 | directory on an <systemitem class="filesystem">ext2</systemitem> file |
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349 | system; it pre-allocates disk blocks to this directory to lighten the |
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350 | task of <command>e2fsck</command></para> |
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351 | <indexterm zone="ch-system-e2fsprogs mklost-found"> |
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352 | <primary sortas="b-mklost+found">mklost+found</primary> |
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353 | </indexterm> |
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354 | </listitem> |
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355 | </varlistentry> |
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356 | |
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357 | <varlistentry id="resize2fs"> |
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358 | <term><command>resize2fs</command></term> |
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359 | <listitem> |
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360 | <para>Can be used to enlarge or shrink an <systemitem |
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361 | class="filesystem">ext2</systemitem> file system</para> |
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362 | <indexterm zone="ch-system-e2fsprogs resize2fs"> |
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363 | <primary sortas="b-resize2fs">resize2fs</primary> |
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364 | </indexterm> |
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365 | </listitem> |
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366 | </varlistentry> |
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367 | |
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368 | <varlistentry id="tune2fs"> |
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369 | <term><command>tune2fs</command></term> |
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370 | <listitem> |
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371 | <para>Adjusts tunable file system parameters on an <systemitem |
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372 | class="filesystem">ext2</systemitem> file system</para> |
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373 | <indexterm zone="ch-system-e2fsprogs tune2fs"> |
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374 | <primary sortas="b-tune2fs">tune2fs</primary> |
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375 | </indexterm> |
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376 | </listitem> |
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377 | </varlistentry> |
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378 | |
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379 | <varlistentry id="uuidgen"> |
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380 | <term><command>uuidgen</command></term> |
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381 | <listitem> |
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382 | <para>Creates new UUIDs. Each new UUID can reasonably be considered |
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383 | unique among all UUIDs created, on the local system and on other |
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384 | systems, in the past and in the future</para> |
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385 | <indexterm zone="ch-system-e2fsprogs uuidgen"> |
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386 | <primary sortas="b-uuidgen">uuidgen</primary> |
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387 | </indexterm> |
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388 | </listitem> |
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389 | </varlistentry> |
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390 | |
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391 | <varlistentry id="libblkid"> |
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392 | <term><filename class="libraryfile">libblkid</filename></term> |
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393 | <listitem> |
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394 | <para>Contains routines for device identification and token |
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395 | extraction</para> |
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396 | <indexterm zone="ch-system-e2fsprogs libblkid"> |
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397 | <primary sortas="c-libblkid">libblkid</primary> |
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398 | </indexterm> |
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399 | </listitem> |
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400 | </varlistentry> |
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401 | |
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402 | <varlistentry id="libcom_err"> |
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403 | <term><filename class="libraryfile">libcom_err</filename></term> |
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404 | <listitem> |
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405 | <para>The common error display routine</para> |
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406 | <indexterm zone="ch-system-e2fsprogs libcom_err"> |
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407 | <primary sortas="c-libcom_err">libcom_err</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="libe2p"> |
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413 | <term><filename class="libraryfile">libe2p</filename></term> |
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414 | <listitem> |
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415 | <para>Used by <command>dumpe2fs</command>, <command>chattr</command>, |
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416 | and <command>lsattr</command></para> |
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417 | <indexterm zone="ch-system-e2fsprogs libe2p"> |
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418 | <primary sortas="c-libe2p">libe2p</primary> |
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419 | </indexterm> |
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420 | </listitem> |
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421 | </varlistentry> |
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422 | |
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423 | <varlistentry id="libext2fs"> |
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424 | <term><filename class="libraryfile">libext2fs</filename></term> |
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425 | <listitem> |
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426 | <para>Contains routines to enable user-level programs to manipulate an |
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427 | <systemitem class="filesystem">ext2</systemitem> file system</para> |
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428 | <indexterm zone="ch-system-e2fsprogs libext2fs"> |
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429 | <primary sortas="c-libext2fs">libext2fs</primary> |
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430 | </indexterm> |
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431 | </listitem> |
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432 | </varlistentry> |
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433 | |
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434 | <varlistentry id="libss"> |
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435 | <term><filename class="libraryfile">libss</filename></term> |
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436 | <listitem> |
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437 | <para>Used by <command>debugfs</command></para> |
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438 | <indexterm zone="ch-system-e2fsprogs libss"> |
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439 | <primary sortas="c-libss">libss</primary> |
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440 | </indexterm> |
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441 | </listitem> |
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442 | </varlistentry> |
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443 | |
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444 | <varlistentry id="libuuid"> |
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445 | <term><filename class="libraryfile">libuuid</filename></term> |
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446 | <listitem> |
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447 | <para>Contains routines for generating unique identifiers for objects |
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448 | that may be accessible beyond the local system</para> |
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449 | <indexterm zone="ch-system-e2fsprogs libuuid"> |
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450 | <primary sortas="c-libuuid">libuuid</primary> |
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451 | </indexterm> |
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452 | </listitem> |
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453 | </varlistentry> |
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454 | |
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455 | </variablelist> |
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456 | |
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457 | </sect2> |
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458 | |
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459 | </sect1> |
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