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-util-linux" role="wrap">
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9 | <?dbhtml filename="util-linux.html"?>
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10 |
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11 | <sect1info condition="script">
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12 | <productname>util-linux</productname>
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13 | <productnumber>&util-linux-version;</productnumber>
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14 | <address>&util-linux-url;</address>
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15 | </sect1info>
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16 |
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17 | <title>Util-linux-&util-linux-version;</title>
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18 |
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19 | <indexterm zone="ch-system-util-linux">
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20 | <primary sortas="a-Util-linux">Util-linux</primary>
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21 | </indexterm>
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22 |
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23 | <sect2 role="package">
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24 | <title/>
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25 |
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26 | <para>The Util-linux package contains miscellaneous utility programs.
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27 | Among them are utilities for handling file systems, consoles, partitions,
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28 | and messages.</para>
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29 |
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30 | <segmentedlist>
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31 | <segtitle>&buildtime;</segtitle>
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32 | <segtitle>&diskspace;</segtitle>
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33 |
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34 | <seglistitem>
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35 | <seg>&util-linux-ch6-sbu;</seg>
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36 | <seg>&util-linux-ch6-du;</seg>
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37 | </seglistitem>
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38 | </segmentedlist>
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39 |
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40 | </sect2>
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41 |
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42 | <sect2 role="installation">
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43 | <title>FHS compliance notes</title>
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44 |
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45 | <para>The FHS recommends using the <filename
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46 | class="directory">/var/lib/hwclock</filename> directory instead of the
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47 | usual <filename class="directory">/etc</filename> directory as the
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48 | location for the <filename>adjtime</filename> file. To make the
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49 | <command>hwclock</command> program FHS-compliant, run the
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50 | following:</para>
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51 |
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52 | <screen><userinput remap="pre">sed -e 's@etc/adjtime@var/lib/hwclock/adjtime@g' -i $(grep -rl '/etc/adjtime' .)
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53 | mkdir -pv /var/lib/hwclock</userinput></screen>
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54 |
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55 | </sect2>
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56 |
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57 | <sect2 role="installation">
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58 | <title>Installation of Util-linux</title>
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59 |
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60 | <screen><userinput remap="configure">./configure</userinput></screen>
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61 |
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62 | <para>Compile the package:</para>
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63 |
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64 | <screen><userinput remap="make">make</userinput></screen>
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65 |
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66 | <para>This package does not come with a test suite.</para>
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67 |
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68 | <para>Install the package:</para>
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69 |
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70 | <screen><userinput remap="install">make install</userinput></screen>
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71 |
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72 | </sect2>
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73 |
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74 | <sect2 id="contents-utillinux" role="content">
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75 | <title>Contents of Util-linux</title>
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76 |
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77 | <segmentedlist>
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78 | <segtitle>Installed programs</segtitle>
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79 | <segtitle>Installed libraries</segtitle>
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80 | <segtitle>Installed directories</segtitle>
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81 |
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82 | <seglistitem>
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83 | <seg>addpart, agetty, blkid, blockdev, cal, cfdisk, chcpu, chkdupexe,
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84 | chrt, col, colcrt, colrm, column, ctrlaltdel, cytune, delpart,
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85 | dmesg, fallocate, fdformat, fdisk, findfs, findmnt, flock, fsck,
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86 | fsck.cramfs, fsck.minix, fsfreeze, fstrim, getopt, hexdump, hwclock, i386,
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87 | ionice, ipcmk, ipcrm, ipcs, isosize, ldattach, linux32, linux64,
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88 | logger, look, losetup, lsblk, lscpu, mcookie, mkfs, mkfs.bfs, mkfs.cramfs,
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89 | mkfs.minix, mkswap, more, mount, mountpoint, namei, partx, pg, pivot_root,
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90 | prlimit, raw, readprofile, rename, renice, rev, rtcwake, script, scriptreplay,
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91 | setarch, setsid, setterm, sfdisk, swaplabel, swapoff (link to swapon),
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92 | swapon, switch_root, tailf, taskset, tunelp, ul, umount, unshare,
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93 | uuidd, uuidgen, wall, whereis, wipefs, and x86_64</seg>
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94 | <seg>libblkid.{a,so}, libmount.{a,so}, libuuid.{a,so}</seg>
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95 | <seg>/usr/include/blkid, /usr/include/libmount, /usr/include/uuid,
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96 | /usr/share/getopt, /var/lib/hwclock</seg>
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97 | </seglistitem>
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98 | </segmentedlist>
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99 |
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100 | <variablelist>
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101 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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102 | <?dbfo list-presentation="list"?>
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103 | <?dbhtml list-presentation="table"?>
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104 |
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105 | <varlistentry id="addpart">
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106 | <term><command>addpart</command></term>
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107 | <listitem>
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108 | <para>Informs the Linux kernel of new partitions</para>
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109 | <indexterm zone="ch-system-util-linux addpart">
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110 | <primary sortas="b-addpart">addpart</primary>
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111 | </indexterm>
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112 | </listitem>
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113 | </varlistentry>
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114 |
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115 | <varlistentry id="agetty">
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116 | <term><command>agetty</command></term>
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117 | <listitem>
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118 | <para>Opens a tty port, prompts for a login name,
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119 | and then invokes the <command>login</command> program</para>
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120 | <indexterm zone="ch-system-util-linux agetty">
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121 | <primary sortas="b-agetty">agetty</primary>
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122 | </indexterm>
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123 | </listitem>
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124 | </varlistentry>
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125 |
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126 | <varlistentry id="blkid">
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127 | <term><command>blkid</command></term>
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128 | <listitem>
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129 | <para>A command line utility to locate and print block device
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130 | attributes</para>
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131 | <indexterm zone="ch-system-util-linux blkid">
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132 | <primary sortas="b-blkid">blkid</primary>
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133 | </indexterm>
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134 | </listitem>
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135 | </varlistentry>
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136 |
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137 | <varlistentry id="blockdev">
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138 | <term><command>blockdev</command></term>
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139 | <listitem>
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140 | <para>Allows users to call block device ioctls from the command
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141 | line</para>
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142 | <indexterm zone="ch-system-util-linux blockdev">
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143 | <primary sortas="b-blockdev">blockdev</primary>
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144 | </indexterm>
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145 | </listitem>
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146 | </varlistentry>
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147 |
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148 | <varlistentry id="cal">
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149 | <term><command>cal</command></term>
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150 | <listitem>
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151 | <para>Displays a simple calendar</para>
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152 | <indexterm zone="ch-system-util-linux cal">
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153 | <primary sortas="b-cal">cal</primary>
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154 | </indexterm>
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155 | </listitem>
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156 | </varlistentry>
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157 |
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158 | <varlistentry id="cfdisk">
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159 | <term><command>cfdisk</command></term>
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160 | <listitem>
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161 | <para>Manipulates the partition table of the given device</para>
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162 | <indexterm zone="ch-system-util-linux cfdisk">
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163 | <primary sortas="b-cfdisk">cfdisk</primary>
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164 | </indexterm>
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165 | </listitem>
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166 | </varlistentry>
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167 |
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168 | <varlistentry id="chcpu">
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169 | <term><command>chcpu</command></term>
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170 | <listitem>
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171 | <para>Modifies the state of CPUs</para>
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172 | <indexterm zone="ch-system-util-linux chcpu">
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173 | <primary sortas="b-chcpu">chcpu</primary>
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174 | </indexterm>
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175 | </listitem>
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176 | </varlistentry>
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177 |
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178 | <varlistentry id="chkdupexe">
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179 | <term><command>chkdupexe</command></term>
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180 | <listitem>
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181 | <para>Finds duplicate executables</para>
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182 | <indexterm zone="ch-system-util-linux chkdupexe">
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183 | <primary sortas="b-chkdupexe">chkdupexe</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="chrt">
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189 | <term><command>chrt</command></term>
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190 | <listitem>
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191 | <para>Manipulates real-time attributes of a process</para>
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192 | <indexterm zone="ch-system-util-linux chrt">
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193 | <primary sortas="b-chrt">chrt</primary>
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194 | </indexterm>
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195 | </listitem>
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196 | </varlistentry>
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197 |
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198 | <varlistentry id="col">
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199 | <term><command>col</command></term>
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200 | <listitem>
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201 | <para>Filters out reverse line feeds</para>
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202 | <indexterm zone="ch-system-util-linux col">
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203 | <primary sortas="b-col">col</primary>
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204 | </indexterm>
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205 | </listitem>
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206 | </varlistentry>
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207 |
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208 | <varlistentry id="colcrt">
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209 | <term><command>colcrt</command></term>
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210 | <listitem>
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211 | <para>Filters <command>nroff</command> output for terminals
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212 | that lack some capabilities, such as overstriking and half-lines</para>
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213 | <indexterm zone="ch-system-util-linux colcrt">
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214 | <primary sortas="b-colcrt">colcrt</primary>
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215 | </indexterm>
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216 | </listitem>
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217 | </varlistentry>
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218 |
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219 | <varlistentry id="colrm">
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220 | <term><command>colrm</command></term>
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221 | <listitem>
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222 | <para>Filters out the given columns</para>
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223 | <indexterm zone="ch-system-util-linux colrm">
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224 | <primary sortas="b-colrm">colrm</primary>
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225 | </indexterm>
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226 | </listitem>
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227 | </varlistentry>
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228 |
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229 | <varlistentry id="column">
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230 | <term><command>column</command></term>
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231 | <listitem>
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232 | <para>Formats a given file into multiple columns</para>
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233 | <indexterm zone="ch-system-util-linux column">
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234 | <primary sortas="b-column">column</primary>
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235 | </indexterm>
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236 | </listitem>
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237 | </varlistentry>
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238 |
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239 | <varlistentry id="ctrlaltdel">
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240 | <term><command>ctrlaltdel</command></term>
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241 | <listitem>
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242 | <para>Sets the function of the Ctrl+Alt+Del key combination to a
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243 | hard or a soft reset</para>
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244 | <indexterm zone="ch-system-util-linux ctrlaltdel">
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245 | <primary sortas="b-ctrlaltdel">ctrlaltdel</primary>
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246 | </indexterm>
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247 | </listitem>
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248 | </varlistentry>
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249 |
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250 | <varlistentry id="cytune">
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251 | <term><command>cytune</command></term>
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252 | <listitem>
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253 | <para>Tunes the parameters of the serial line drivers for
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254 | Cyclades cards</para>
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255 | <indexterm zone="ch-system-util-linux cytune">
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256 | <primary sortas="b-cytune">cytune</primary>
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257 | </indexterm>
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258 | </listitem>
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259 | </varlistentry>
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260 |
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261 | <varlistentry id="delpart">
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262 | <term><command>delpart</command></term>
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263 | <listitem>
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264 | <para>Asks the Linux kernel to remove a partition</para>
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265 | <indexterm zone="ch-system-util-linux delpart">
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266 | <primary sortas="b-delpart">delpart</primary>
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267 | </indexterm>
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268 | </listitem>
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269 | </varlistentry>
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270 |
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271 | <varlistentry id="dmesg">
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272 | <term><command>dmesg</command></term>
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273 | <listitem>
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274 | <para>Dumps the kernel boot messages</para>
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275 | <indexterm zone="ch-system-util-linux dmesg">
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276 | <primary sortas="b-dmesg">dmesg</primary>
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277 | </indexterm>
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278 | </listitem>
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279 | </varlistentry>
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280 |
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281 | <varlistentry id="fallocate">
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282 | <term><command>fallocate</command></term>
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283 | <listitem>
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284 | <para>Preallocates space to a file</para>
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285 | <indexterm zone="ch-system-util-linux fallocate">
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286 | <primary sortas="b-fallocate">fallocate</primary>
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287 | </indexterm>
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288 | </listitem>
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289 | </varlistentry>
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290 |
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291 | <varlistentry id="fdformat">
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292 | <term><command>fdformat</command></term>
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293 | <listitem>
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294 | <para>Low-level formats a floppy disk</para>
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295 | <indexterm zone="ch-system-util-linux fdformat">
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296 | <primary sortas="b-fdformat">fdformat</primary>
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297 | </indexterm>
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298 | </listitem>
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299 | </varlistentry>
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300 |
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301 | <varlistentry id="fdisk">
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302 | <term><command>fdisk</command></term>
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303 | <listitem>
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304 | <para>Manipulates the paritition table of the given device</para>
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305 | <indexterm zone="ch-system-util-linux fdisk">
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306 | <primary sortas="b-fdisk">fdisk</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="findfs">
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312 | <term><command>findfs</command></term>
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313 | <listitem>
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314 | <para>Finds a file system by label or Universally Unique Identifier
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315 | (UUID)</para>
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316 | <indexterm zone="ch-system-util-linux findfs">
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317 | <primary sortas="b-findfs">findfs</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="findmnt">
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323 | <term><command>findmnt</command></term>
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324 | <listitem>
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325 | <para>Is a command line interface to the libmount library
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326 | for work with mountinfo, fstab and mtab files</para>
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327 | <indexterm zone="ch-system-util-linux findmnt">
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328 | <primary sortas="b-findmnt">findmnt</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="flock">
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334 | <term><command>flock</command></term>
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335 | <listitem>
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336 | <para>Acquires a file lock and then executes a command with the lock
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337 | held</para>
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338 | <indexterm zone="ch-system-util-linux flock">
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339 | <primary sortas="b-flock">flock</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="fsck">
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345 | <term><command>fsck</command></term>
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346 | <listitem>
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347 | <para>Is used to check, and optionally repair, file systems</para>
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348 | <indexterm zone="ch-system-util-linux fsck">
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349 | <primary sortas="b-fsck">fsck</primary>
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350 | </indexterm>
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351 | </listitem>
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352 | </varlistentry>
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353 |
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354 | <varlistentry id="fsck.cramfs">
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355 | <term><command>fsck.cramfs</command></term>
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356 | <listitem>
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357 | <para>Performs a consistency check on the Cramfs file system on the
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358 | given device</para>
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359 | <indexterm zone="ch-system-util-linux fsck.cramfs">
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360 | <primary sortas="b-fsck.cramfs">fsck.cramfs</primary>
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361 | </indexterm>
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362 | </listitem>
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363 | </varlistentry>
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364 |
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365 | <varlistentry id="fsck.minix">
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366 | <term><command>fsck.minix</command></term>
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367 | <listitem>
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368 | <para>Performs a consistency check on the Minix file system on the
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369 | given device</para>
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370 | <indexterm zone="ch-system-util-linux fsck.minix">
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371 | <primary sortas="b-fsck.minix">fsck.minix</primary>
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372 | </indexterm>
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373 | </listitem>
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374 | </varlistentry>
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375 |
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376 | <varlistentry id="fsfreeze">
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377 | <term><command>fsfreeze</command></term>
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378 | <listitem>
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379 | <para>Is a very simple wrapper around FIFREEZE/FITHAW ioctl
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380 | kernel driver operations</para>
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381 | <indexterm zone="ch-system-util-linux fsfreeze">
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382 | <primary sortas="b-fsfreeze">fsfreeze</primary>
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383 | </indexterm>
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384 | </listitem>
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385 | </varlistentry>
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386 |
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387 | <varlistentry id="fstrim">
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388 | <term><command>fstrim</command></term>
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389 | <listitem>
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390 | <para>Discards unused blocks on a mounted filesystem</para>
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391 | <indexterm zone="ch-system-util-linux fstrim">
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392 | <primary sortas="b-fstrim">fstrim</primary>
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393 | </indexterm>
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394 | </listitem>
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395 | </varlistentry>
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396 |
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397 | <varlistentry id="getopt">
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398 | <term><command>getopt</command></term>
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399 | <listitem>
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400 | <para>Parses options in the given command line</para>
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401 | <indexterm zone="ch-system-util-linux getopt">
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402 | <primary sortas="b-getopt">getopt</primary>
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403 | </indexterm>
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404 | </listitem>
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405 | </varlistentry>
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406 |
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407 | <varlistentry id="hexdump">
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408 | <term><command>hexdump</command></term>
|
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409 | <listitem>
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410 | <para>Dumps the given file in hexadecimal or in another given
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411 | format</para>
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412 | <indexterm zone="ch-system-util-linux hexdump">
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413 | <primary sortas="b-hexdump">hexdump</primary>
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414 | </indexterm>
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415 | </listitem>
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416 | </varlistentry>
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417 |
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418 | <varlistentry id="hwclock">
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419 | <term><command>hwclock</command></term>
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420 | <listitem>
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421 | <para>Reads or sets the system's hardware clock, also called
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422 | the Real-Time Clock (RTC) or Basic Input-Output System (BIOS)
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423 | clock</para>
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424 | <indexterm zone="ch-system-util-linux hwclock">
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425 | <primary sortas="b-hwclock">hwclock</primary>
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426 | </indexterm>
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427 | </listitem>
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428 | </varlistentry>
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429 |
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430 | <varlistentry id="i386">
|
---|
431 | <term><command>i386</command></term>
|
---|
432 | <listitem>
|
---|
433 | <para>A symbolic link to setarch</para>
|
---|
434 | <indexterm zone="ch-system-util-linux i386">
|
---|
435 | <primary sortas="b-i386">i386</primary>
|
---|
436 | </indexterm>
|
---|
437 | </listitem>
|
---|
438 | </varlistentry>
|
---|
439 |
|
---|
440 | <varlistentry id="ionice">
|
---|
441 | <term><command>ionice</command></term>
|
---|
442 | <listitem>
|
---|
443 | <para>Gets or sets the io scheduling class and priority for a program</para>
|
---|
444 | <indexterm zone="ch-system-util-linux ionice">
|
---|
445 | <primary sortas="b-ionice">ionice</primary>
|
---|
446 | </indexterm>
|
---|
447 | </listitem>
|
---|
448 | </varlistentry>
|
---|
449 |
|
---|
450 | <varlistentry id="ipcmk">
|
---|
451 | <term><command>ipcmk</command></term>
|
---|
452 | <listitem>
|
---|
453 | <para>Creates various IPC resources</para>
|
---|
454 | <indexterm zone="ch-system-util-linux ipcmk">
|
---|
455 | <primary sortas="b-ipcmk">ipcmk</primary>
|
---|
456 | </indexterm>
|
---|
457 | </listitem>
|
---|
458 | </varlistentry>
|
---|
459 |
|
---|
460 | <varlistentry id="ipcrm">
|
---|
461 | <term><command>ipcrm</command></term>
|
---|
462 | <listitem>
|
---|
463 | <para>Removes the given Inter-Process Communication (IPC) resource</para>
|
---|
464 | <indexterm zone="ch-system-util-linux ipcrm">
|
---|
465 | <primary sortas="b-ipcrm">ipcrm</primary>
|
---|
466 | </indexterm>
|
---|
467 | </listitem>
|
---|
468 | </varlistentry>
|
---|
469 |
|
---|
470 | <varlistentry id="ipcs">
|
---|
471 | <term><command>ipcs</command></term>
|
---|
472 | <listitem>
|
---|
473 | <para>Provides IPC status information</para>
|
---|
474 | <indexterm zone="ch-system-util-linux ipcs">
|
---|
475 | <primary sortas="b-ipcs">ipcs</primary>
|
---|
476 | </indexterm>
|
---|
477 | </listitem>
|
---|
478 | </varlistentry>
|
---|
479 |
|
---|
480 | <varlistentry id="isosize">
|
---|
481 | <term><command>isosize</command></term>
|
---|
482 | <listitem>
|
---|
483 | <para>Reports the size of an iso9660 file system</para>
|
---|
484 | <indexterm zone="ch-system-util-linux isosize">
|
---|
485 | <primary sortas="b-isosize">isosize</primary>
|
---|
486 | </indexterm>
|
---|
487 | </listitem>
|
---|
488 | </varlistentry>
|
---|
489 |
|
---|
490 | <varlistentry id="ldattach">
|
---|
491 | <term><command>ldattach</command></term>
|
---|
492 | <listitem>
|
---|
493 | <para>Attaches a line discipline to a serial line</para>
|
---|
494 | <indexterm zone="ch-system-util-linux ldattach">
|
---|
495 | <primary sortas="b-ldattach">ldattach</primary>
|
---|
496 | </indexterm>
|
---|
497 | </listitem>
|
---|
498 | </varlistentry>
|
---|
499 |
|
---|
500 | <varlistentry id="linux32">
|
---|
501 | <term><command>linux32</command></term>
|
---|
502 | <listitem>
|
---|
503 | <para>A symbolic link to setarch</para>
|
---|
504 | <indexterm zone="ch-system-util-linux linux32">
|
---|
505 | <primary sortas="b-linux32">linux32</primary>
|
---|
506 | </indexterm>
|
---|
507 | </listitem>
|
---|
508 | </varlistentry>
|
---|
509 |
|
---|
510 | <varlistentry id="linux64">
|
---|
511 | <term><command>linux64</command></term>
|
---|
512 | <listitem>
|
---|
513 | <para>A symbolic link to setarch</para>
|
---|
514 | <indexterm zone="ch-system-util-linux linux64">
|
---|
515 | <primary sortas="b-linux64">linux64</primary>
|
---|
516 | </indexterm>
|
---|
517 | </listitem>
|
---|
518 | </varlistentry>
|
---|
519 |
|
---|
520 | <varlistentry id="logger">
|
---|
521 | <term><command>logger</command></term>
|
---|
522 | <listitem>
|
---|
523 | <para>Enters the given message into the system log</para>
|
---|
524 | <indexterm zone="ch-system-util-linux logger">
|
---|
525 | <primary sortas="b-logger">logger</primary>
|
---|
526 | </indexterm>
|
---|
527 | </listitem>
|
---|
528 | </varlistentry>
|
---|
529 |
|
---|
530 | <varlistentry id="look">
|
---|
531 | <term><command>look</command></term>
|
---|
532 | <listitem>
|
---|
533 | <para>Displays lines that begin with the given string</para>
|
---|
534 | <indexterm zone="ch-system-util-linux look">
|
---|
535 | <primary sortas="b-look">look</primary>
|
---|
536 | </indexterm>
|
---|
537 | </listitem>
|
---|
538 | </varlistentry>
|
---|
539 |
|
---|
540 | <varlistentry id="losetup">
|
---|
541 | <term><command>losetup</command></term>
|
---|
542 | <listitem>
|
---|
543 | <para>Sets up and controls loop devices</para>
|
---|
544 | <indexterm zone="ch-system-util-linux losetup">
|
---|
545 | <primary sortas="b-losetup">losetup</primary>
|
---|
546 | </indexterm>
|
---|
547 | </listitem>
|
---|
548 | </varlistentry>
|
---|
549 |
|
---|
550 | <varlistentry id="lsblk">
|
---|
551 | <term><command>lsblk</command></term>
|
---|
552 | <listitem>
|
---|
553 | <para>Lists information about all or selected block devices in
|
---|
554 | a tree-like format.</para>
|
---|
555 | <indexterm zone="ch-system-util-linux lsblk">
|
---|
556 | <primary sortas="b-lsblk">lsblk</primary>
|
---|
557 | </indexterm>
|
---|
558 | </listitem>
|
---|
559 | </varlistentry>
|
---|
560 |
|
---|
561 | <varlistentry id="lscpu">
|
---|
562 | <term><command>lscpu</command></term>
|
---|
563 | <listitem>
|
---|
564 | <para>Prints CPU architechture information</para>
|
---|
565 | <indexterm zone="ch-system-util-linux lscpu">
|
---|
566 | <primary sortas="b-lscpu">lscpu</primary>
|
---|
567 | </indexterm>
|
---|
568 | </listitem>
|
---|
569 | </varlistentry>
|
---|
570 |
|
---|
571 | <varlistentry id="mcookie">
|
---|
572 | <term><command>mcookie</command></term>
|
---|
573 | <listitem>
|
---|
574 | <para>Generates magic cookies (128-bit random hexadecimal numbers) for
|
---|
575 | <command>xauth</command></para>
|
---|
576 | <indexterm zone="ch-system-util-linux mcookie">
|
---|
577 | <primary sortas="b-mcookie">mcookie</primary>
|
---|
578 | </indexterm>
|
---|
579 | </listitem>
|
---|
580 | </varlistentry>
|
---|
581 |
|
---|
582 | <varlistentry id="mkfs">
|
---|
583 | <term><command>mkfs</command></term>
|
---|
584 | <listitem>
|
---|
585 | <para>Builds a file system on a device (usually a hard disk
|
---|
586 | partition)</para>
|
---|
587 | <indexterm zone="ch-system-util-linux mkfs">
|
---|
588 | <primary sortas="b-mkfs">mkfs</primary>
|
---|
589 | </indexterm>
|
---|
590 | </listitem>
|
---|
591 | </varlistentry>
|
---|
592 |
|
---|
593 | <varlistentry id="mkfs.bfs">
|
---|
594 | <term><command>mkfs.bfs</command></term>
|
---|
595 | <listitem>
|
---|
596 | <para>Creates a Santa Cruz Operations (SCO) bfs file system</para>
|
---|
597 | <indexterm zone="ch-system-util-linux mkfs.bfs">
|
---|
598 | <primary sortas="b-mkfs.bfs">mkfs.bfs</primary>
|
---|
599 | </indexterm>
|
---|
600 | </listitem>
|
---|
601 | </varlistentry>
|
---|
602 |
|
---|
603 | <varlistentry id="mkfs.cramfs">
|
---|
604 | <term><command>mkfs.cramfs</command></term>
|
---|
605 | <listitem>
|
---|
606 | <para>Creates a cramfs file system</para>
|
---|
607 | <indexterm zone="ch-system-util-linux mkfs.cramfs">
|
---|
608 | <primary sortas="b-mkfs.cramfs">mkfs.cramfs</primary>
|
---|
609 | </indexterm>
|
---|
610 | </listitem>
|
---|
611 | </varlistentry>
|
---|
612 |
|
---|
613 | <varlistentry id="mkfs.minix">
|
---|
614 | <term><command>mkfs.minix</command></term>
|
---|
615 | <listitem>
|
---|
616 | <para>Creates a Minix file system</para>
|
---|
617 | <indexterm zone="ch-system-util-linux mkfs.minix">
|
---|
618 | <primary sortas="b-mkfs.minix">mkfs.minix</primary>
|
---|
619 | </indexterm>
|
---|
620 | </listitem>
|
---|
621 | </varlistentry>
|
---|
622 |
|
---|
623 | <varlistentry id="mkswap">
|
---|
624 | <term><command>mkswap</command></term>
|
---|
625 | <listitem>
|
---|
626 | <para>Initializes the given device or file to be used as a swap
|
---|
627 | area</para>
|
---|
628 | <indexterm zone="ch-system-util-linux mkswap">
|
---|
629 | <primary sortas="b-mkswap">mkswap</primary>
|
---|
630 | </indexterm>
|
---|
631 | </listitem>
|
---|
632 | </varlistentry>
|
---|
633 |
|
---|
634 | <varlistentry id="more">
|
---|
635 | <term><command>more</command></term>
|
---|
636 | <listitem>
|
---|
637 | <para>A filter for paging through text one screen at a time</para>
|
---|
638 | <indexterm zone="ch-system-util-linux more">
|
---|
639 | <primary sortas="b-more">more</primary>
|
---|
640 | </indexterm>
|
---|
641 | </listitem>
|
---|
642 | </varlistentry>
|
---|
643 |
|
---|
644 | <varlistentry id="mount">
|
---|
645 | <term><command>mount</command></term>
|
---|
646 | <listitem>
|
---|
647 | <para>Attaches the file system on the given device to a specified
|
---|
648 | directory in the file-system tree</para>
|
---|
649 | <indexterm zone="ch-system-util-linux mount">
|
---|
650 | <primary sortas="b-mount">mount</primary>
|
---|
651 | </indexterm>
|
---|
652 | </listitem>
|
---|
653 | </varlistentry>
|
---|
654 |
|
---|
655 | <varlistentry id="mountpoint">
|
---|
656 | <term><command>mountpoint</command></term>
|
---|
657 | <listitem>
|
---|
658 | <para>Checks if the directory is a mountpoint</para>
|
---|
659 | <indexterm zone="ch-system-util-linux mountpoint">
|
---|
660 | <primary sortas="b-mountpoint">mountpoint</primary>
|
---|
661 | </indexterm>
|
---|
662 | </listitem>
|
---|
663 | </varlistentry>
|
---|
664 |
|
---|
665 | <varlistentry id="namei">
|
---|
666 | <term><command>namei</command></term>
|
---|
667 | <listitem>
|
---|
668 | <para>Shows the symbolic links in the given pathnames</para>
|
---|
669 | <indexterm zone="ch-system-util-linux namei">
|
---|
670 | <primary sortas="b-namei">namei</primary>
|
---|
671 | </indexterm>
|
---|
672 | </listitem>
|
---|
673 | </varlistentry>
|
---|
674 |
|
---|
675 | <varlistentry id="partx">
|
---|
676 | <term><command>partx</command></term>
|
---|
677 | <listitem>
|
---|
678 | <para>Tells the kernel about the presence and numbering of on-disk
|
---|
679 | partitions</para>
|
---|
680 | <indexterm zone="ch-system-util-linux partx">
|
---|
681 | <primary sortas="b-partx">partx</primary>
|
---|
682 | </indexterm>
|
---|
683 | </listitem>
|
---|
684 | </varlistentry>
|
---|
685 |
|
---|
686 | <varlistentry id="pg">
|
---|
687 | <term><command>pg</command></term>
|
---|
688 | <listitem>
|
---|
689 | <para>Displays a text file one screen full at a time</para>
|
---|
690 | <indexterm zone="ch-system-util-linux pg">
|
---|
691 | <primary sortas="b-pg">pg</primary>
|
---|
692 | </indexterm>
|
---|
693 | </listitem>
|
---|
694 | </varlistentry>
|
---|
695 |
|
---|
696 | <varlistentry id="pivot_root">
|
---|
697 | <term><command>pivot_root</command></term>
|
---|
698 | <listitem>
|
---|
699 | <para>Makes the given file system the new root file system of the
|
---|
700 | current process</para>
|
---|
701 | <indexterm zone="ch-system-util-linux pivot_root">
|
---|
702 | <primary sortas="b-pivot_root">pivot_root</primary>
|
---|
703 | </indexterm>
|
---|
704 | </listitem>
|
---|
705 | </varlistentry>
|
---|
706 |
|
---|
707 | <varlistentry id="prlimit">
|
---|
708 | <term><command>prlimit</command></term>
|
---|
709 | <listitem>
|
---|
710 | <para>Get and set a process' resource limits</para>
|
---|
711 | <indexterm zone="ch-system-util-linux prlimit">
|
---|
712 | <primary sortas="b-prlimit">prlimit</primary>
|
---|
713 | </indexterm>
|
---|
714 | </listitem>
|
---|
715 | </varlistentry>
|
---|
716 |
|
---|
717 | <varlistentry id="raw">
|
---|
718 | <term><command>raw</command></term>
|
---|
719 | <listitem>
|
---|
720 | <para>Bind a Linux raw character device to a block device</para>
|
---|
721 | <indexterm zone="ch-system-util-linux raw">
|
---|
722 | <primary sortas="b-raw">raw</primary>
|
---|
723 | </indexterm>
|
---|
724 | </listitem>
|
---|
725 | </varlistentry>
|
---|
726 |
|
---|
727 | <varlistentry id="readprofile">
|
---|
728 | <term><command>readprofile</command></term>
|
---|
729 | <listitem>
|
---|
730 | <para>Reads kernel profiling information</para>
|
---|
731 | <indexterm zone="ch-system-util-linux readprofile">
|
---|
732 | <primary sortas="b-readprofile">readprofile</primary>
|
---|
733 | </indexterm>
|
---|
734 | </listitem>
|
---|
735 | </varlistentry>
|
---|
736 |
|
---|
737 | <varlistentry id="rename">
|
---|
738 | <term><command>rename</command></term>
|
---|
739 | <listitem>
|
---|
740 | <para>Renames the given files, replacing a given string with
|
---|
741 | another</para>
|
---|
742 | <indexterm zone="ch-system-util-linux rename">
|
---|
743 | <primary sortas="b-rename">rename</primary>
|
---|
744 | </indexterm>
|
---|
745 | </listitem>
|
---|
746 | </varlistentry>
|
---|
747 |
|
---|
748 | <varlistentry id="renice">
|
---|
749 | <term><command>renice</command></term>
|
---|
750 | <listitem>
|
---|
751 | <para>Alters the priority of running processes</para>
|
---|
752 | <indexterm zone="ch-system-util-linux renice">
|
---|
753 | <primary sortas="b-renice">renice</primary>
|
---|
754 | </indexterm>
|
---|
755 | </listitem>
|
---|
756 | </varlistentry>
|
---|
757 |
|
---|
758 | <varlistentry id="rev">
|
---|
759 | <term><command>rev</command></term>
|
---|
760 | <listitem>
|
---|
761 | <para>Reverses the lines of a given file</para>
|
---|
762 | <indexterm zone="ch-system-util-linux rev">
|
---|
763 | <primary sortas="b-rev">rev</primary>
|
---|
764 | </indexterm>
|
---|
765 | </listitem>
|
---|
766 | </varlistentry>
|
---|
767 |
|
---|
768 | <varlistentry id="rtcwake">
|
---|
769 | <term><command>rtcwake</command></term>
|
---|
770 | <listitem>
|
---|
771 | <para>Used to enter a system sleep state until specified wakeup
|
---|
772 | time</para>
|
---|
773 | <indexterm zone="ch-system-util-linux rtcwake">
|
---|
774 | <primary sortas="b-rtcwake">rtcwake</primary>
|
---|
775 | </indexterm>
|
---|
776 | </listitem>
|
---|
777 | </varlistentry>
|
---|
778 |
|
---|
779 | <varlistentry id="script">
|
---|
780 | <term><command>script</command></term>
|
---|
781 | <listitem>
|
---|
782 | <para>Makes a typescript of a terminal session</para>
|
---|
783 | <indexterm zone="ch-system-util-linux script">
|
---|
784 | <primary sortas="b-script">script</primary>
|
---|
785 | </indexterm>
|
---|
786 | </listitem>
|
---|
787 | </varlistentry>
|
---|
788 |
|
---|
789 | <varlistentry id="scriptreplay">
|
---|
790 | <term><command>scriptreplay</command></term>
|
---|
791 | <listitem>
|
---|
792 | <para>Plays back typescripts using timing information</para>
|
---|
793 | <indexterm zone="ch-system-util-linux scriptreplay">
|
---|
794 | <primary sortas="b-scriptreplay">scriptreplay</primary>
|
---|
795 | </indexterm>
|
---|
796 | </listitem>
|
---|
797 | </varlistentry>
|
---|
798 |
|
---|
799 | <varlistentry id="setarch">
|
---|
800 | <term><command>setarch</command></term>
|
---|
801 | <listitem>
|
---|
802 | <para>Changes reported architecture in a new program environment and
|
---|
803 | sets personality flags</para>
|
---|
804 | <indexterm zone="ch-system-util-linux setarch">
|
---|
805 | <primary sortas="b-setarch">setarch</primary>
|
---|
806 | </indexterm>
|
---|
807 | </listitem>
|
---|
808 | </varlistentry>
|
---|
809 |
|
---|
810 | <varlistentry id="setsid">
|
---|
811 | <term><command>setsid</command></term>
|
---|
812 | <listitem>
|
---|
813 | <para>Runs the given program in a new session</para>
|
---|
814 | <indexterm zone="ch-system-util-linux setsid">
|
---|
815 | <primary sortas="b-setsid">setsid</primary>
|
---|
816 | </indexterm>
|
---|
817 | </listitem>
|
---|
818 | </varlistentry>
|
---|
819 |
|
---|
820 | <varlistentry id="setterm">
|
---|
821 | <term><command>setterm</command></term>
|
---|
822 | <listitem>
|
---|
823 | <para>Sets terminal attributes</para>
|
---|
824 | <indexterm zone="ch-system-util-linux setterm">
|
---|
825 | <primary sortas="b-setterm">setterm</primary>
|
---|
826 | </indexterm>
|
---|
827 | </listitem>
|
---|
828 | </varlistentry>
|
---|
829 |
|
---|
830 | <varlistentry id="sfdisk">
|
---|
831 | <term><command>sfdisk</command></term>
|
---|
832 | <listitem>
|
---|
833 | <para>A disk partition table manipulator</para>
|
---|
834 | <indexterm zone="ch-system-util-linux sfdisk">
|
---|
835 | <primary sortas="b-sfdisk">sfdisk</primary>
|
---|
836 | </indexterm>
|
---|
837 | </listitem>
|
---|
838 | </varlistentry>
|
---|
839 |
|
---|
840 | <varlistentry id="swaplabel">
|
---|
841 | <term><command>swaplabel</command></term>
|
---|
842 | <listitem>
|
---|
843 | <para>Allows to change swaparea UUID and label</para>
|
---|
844 | <indexterm zone="ch-system-util-linux swaplabel">
|
---|
845 | <primary sortas="b-swaplabel">swaplabel</primary>
|
---|
846 | </indexterm>
|
---|
847 | </listitem>
|
---|
848 | </varlistentry>
|
---|
849 |
|
---|
850 | <varlistentry id="swapoff">
|
---|
851 | <term><command>swapoff</command></term>
|
---|
852 | <listitem>
|
---|
853 | <para>Disables devices and files for paging and swapping</para>
|
---|
854 | <indexterm zone="ch-system-util-linux swapoff">
|
---|
855 | <primary sortas="b-swapoff">swapoff</primary>
|
---|
856 | </indexterm>
|
---|
857 | </listitem>
|
---|
858 | </varlistentry>
|
---|
859 |
|
---|
860 | <varlistentry id="swapon">
|
---|
861 | <term><command>swapon</command></term>
|
---|
862 | <listitem>
|
---|
863 | <para>Enables devices and files for paging and swapping and
|
---|
864 | lists the devices and files currently in use</para>
|
---|
865 | <indexterm zone="ch-system-util-linux swapon">
|
---|
866 | <primary sortas="b-swapon">swapon</primary>
|
---|
867 | </indexterm>
|
---|
868 | </listitem>
|
---|
869 | </varlistentry>
|
---|
870 |
|
---|
871 | <varlistentry id="switch_root">
|
---|
872 | <term><command>switch_root</command></term>
|
---|
873 | <listitem>
|
---|
874 | <para>Switches to another filesystem as the root of the mount tree</para>
|
---|
875 | <indexterm zone="ch-system-util-linux switch_root">
|
---|
876 | <primary sortas="b-switch_root">switch_root</primary>
|
---|
877 | </indexterm>
|
---|
878 | </listitem>
|
---|
879 | </varlistentry>
|
---|
880 |
|
---|
881 | <varlistentry id="tailf">
|
---|
882 | <term><command>tailf</command></term>
|
---|
883 | <listitem>
|
---|
884 | <para>Tracks the growth of a log file. Displays the last 10 lines
|
---|
885 | of a log file, then continues displaying any new entries in the
|
---|
886 | log file as they are created</para>
|
---|
887 | <indexterm zone="ch-system-util-linux tailf">
|
---|
888 | <primary sortas="b-tailf">tailf</primary>
|
---|
889 | </indexterm>
|
---|
890 | </listitem>
|
---|
891 | </varlistentry>
|
---|
892 |
|
---|
893 | <varlistentry id="taskset">
|
---|
894 | <term><command>taskset</command></term>
|
---|
895 | <listitem>
|
---|
896 | <para>Retrieves or sets a process' CPU affinity</para>
|
---|
897 | <indexterm zone="ch-system-util-linux taskset">
|
---|
898 | <primary sortas="b-taskset">taskset</primary>
|
---|
899 | </indexterm>
|
---|
900 | </listitem>
|
---|
901 | </varlistentry>
|
---|
902 |
|
---|
903 | <varlistentry id="tunelp">
|
---|
904 | <term><command>tunelp</command></term>
|
---|
905 | <listitem>
|
---|
906 | <para>Tunes the parameters of the line printer</para>
|
---|
907 | <indexterm zone="ch-system-util-linux tunelp">
|
---|
908 | <primary sortas="b-tunelp">tunelp</primary>
|
---|
909 | </indexterm>
|
---|
910 | </listitem>
|
---|
911 | </varlistentry>
|
---|
912 |
|
---|
913 | <varlistentry id="ul">
|
---|
914 | <term><command>ul</command></term>
|
---|
915 | <listitem>
|
---|
916 | <para>A filter for translating underscores into escape sequences
|
---|
917 | indicating underlining for the terminal in use</para>
|
---|
918 | <indexterm zone="ch-system-util-linux ul">
|
---|
919 | <primary sortas="b-ul">ul</primary>
|
---|
920 | </indexterm>
|
---|
921 | </listitem>
|
---|
922 | </varlistentry>
|
---|
923 |
|
---|
924 | <varlistentry id="umount">
|
---|
925 | <term><command>umount</command></term>
|
---|
926 | <listitem>
|
---|
927 | <para>Disconnects a file system from the system's file tree</para>
|
---|
928 | <indexterm zone="ch-system-util-linux umount">
|
---|
929 | <primary sortas="b-umount">umount</primary>
|
---|
930 | </indexterm>
|
---|
931 | </listitem>
|
---|
932 | </varlistentry>
|
---|
933 |
|
---|
934 | <varlistentry id="unshare">
|
---|
935 | <term><command>unshare</command></term>
|
---|
936 | <listitem>
|
---|
937 | <para>Runs a program with some namespaces unshared from parent</para>
|
---|
938 | <indexterm zone="ch-system-util-linux unshare">
|
---|
939 | <primary sortas="b-unshare">unshare</primary>
|
---|
940 | </indexterm>
|
---|
941 | </listitem>
|
---|
942 | </varlistentry>
|
---|
943 |
|
---|
944 | <varlistentry id="uuidd">
|
---|
945 | <term><command>uuidd</command></term>
|
---|
946 | <listitem>
|
---|
947 | <para>A daemon used by the UUID library to generate time-based
|
---|
948 | UUIDs in a secure and guranteed-unique fashion.</para>
|
---|
949 | <indexterm zone="ch-system-util-linux uuidd">
|
---|
950 | <primary sortas="b-uuidd">uuidd</primary>
|
---|
951 | </indexterm>
|
---|
952 | </listitem>
|
---|
953 | </varlistentry>
|
---|
954 |
|
---|
955 | <varlistentry id="uuidgen">
|
---|
956 | <term><command>uuidgen</command></term>
|
---|
957 | <listitem>
|
---|
958 | <para>Creates new UUIDs. Each new UUID can reasonably be considered
|
---|
959 | unique among all UUIDs created, on the local system and on other
|
---|
960 | systems, in the past and in the future</para>
|
---|
961 | <indexterm zone="ch-system-util-linux uuidgen">
|
---|
962 | <primary sortas="b-uuidgen">uuidgen</primary>
|
---|
963 | </indexterm>
|
---|
964 | </listitem>
|
---|
965 | </varlistentry>
|
---|
966 |
|
---|
967 | <varlistentry id="wall">
|
---|
968 | <term><command>wall</command></term>
|
---|
969 | <listitem>
|
---|
970 | <para>Displays the contents of a file or, by default, its standard
|
---|
971 | input, on the terminals of all currently logged in users</para>
|
---|
972 | <indexterm zone="ch-system-util-linux wall">
|
---|
973 | <primary sortas="b-wall">wall</primary>
|
---|
974 | </indexterm>
|
---|
975 | </listitem>
|
---|
976 | </varlistentry>
|
---|
977 |
|
---|
978 | <varlistentry id="whereis">
|
---|
979 | <term><command>whereis</command></term>
|
---|
980 | <listitem>
|
---|
981 | <para>Reports the location of the binary, source, and man page
|
---|
982 | for the given command</para>
|
---|
983 | <indexterm zone="ch-system-util-linux whereis">
|
---|
984 | <primary sortas="b-whereis">whereis</primary>
|
---|
985 | </indexterm>
|
---|
986 | </listitem>
|
---|
987 | </varlistentry>
|
---|
988 |
|
---|
989 | <varlistentry id="wipefs">
|
---|
990 | <term><command>wipefs</command></term>
|
---|
991 | <listitem>
|
---|
992 | <para>Wipes a filesystem signature from a device</para>
|
---|
993 | <indexterm zone="ch-system-util-linux wipefs">
|
---|
994 | <primary sortas="b-wipefs">wipefs</primary>
|
---|
995 | </indexterm>
|
---|
996 | </listitem>
|
---|
997 | </varlistentry>
|
---|
998 |
|
---|
999 | <varlistentry id="x86_64">
|
---|
1000 | <term><command>x86_64</command></term>
|
---|
1001 | <listitem>
|
---|
1002 | <para>A symbolic link to setarch</para>
|
---|
1003 | <indexterm zone="ch-system-util-linux x86_64">
|
---|
1004 | <primary sortas="b-x86_64">x86_64</primary>
|
---|
1005 | </indexterm>
|
---|
1006 | </listitem>
|
---|
1007 | </varlistentry>
|
---|
1008 |
|
---|
1009 | <varlistentry id="libblkid">
|
---|
1010 | <term><filename class="libraryfile">libblkid</filename></term>
|
---|
1011 | <listitem>
|
---|
1012 | <para>Contains routines for device identification and token
|
---|
1013 | extraction</para>
|
---|
1014 | <indexterm zone="ch-system-util-linux libblkid">
|
---|
1015 | <primary sortas="c-libblkid">libblkid</primary>
|
---|
1016 | </indexterm>
|
---|
1017 | </listitem>
|
---|
1018 | </varlistentry>
|
---|
1019 |
|
---|
1020 | <varlistentry id="libuuid">
|
---|
1021 | <term><filename class="libraryfile">libuuid</filename></term>
|
---|
1022 | <listitem>
|
---|
1023 | <para>Contains routines for generating unique identifiers for objects
|
---|
1024 | that may be accessible beyond the local system</para>
|
---|
1025 | <indexterm zone="ch-system-util-linux libuuid">
|
---|
1026 | <primary sortas="c-libuuid">libuuid</primary>
|
---|
1027 | </indexterm>
|
---|
1028 | </listitem>
|
---|
1029 | </varlistentry>
|
---|
1030 |
|
---|
1031 | </variablelist>
|
---|
1032 |
|
---|
1033 | </sect2>
|
---|
1034 |
|
---|
1035 | </sect1>
|
---|