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-procps" role="wrap"> |
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9 | <?dbhtml filename="procps.html"?> |
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10 | |
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11 | <title>Procps-&procps-version;</title> |
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12 | |
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13 | <indexterm zone="ch-system-procps"> |
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14 | <primary sortas="a-Procps">Procps</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 Procps package contains programs for monitoring |
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21 | processes.</para> |
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22 | |
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23 | </sect2> |
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24 | |
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25 | &env-target; |
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26 | |
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27 | <sect2 role="installation"> |
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28 | <title>Installation of Procps</title> |
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29 | |
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30 | <para os="a">Compile the package:</para> |
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31 | |
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32 | <screen os="b"><userinput>make CPPFLAGS= lib64=lib m64=</userinput></screen> |
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33 | |
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34 | <para os="c">Install the package:</para> |
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35 | |
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36 | <screen os="d"><userinput>make DESTDIR=${CLFS} lib64=lib m64= ldconfig= \ |
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37 | install="install -D" install</userinput></screen> |
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38 | |
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39 | <variablelist os="e"> |
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40 | <title>The meaning of the make options:</title> |
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41 | <varlistentry> |
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42 | <term><parameter>CPPFLAGS=</parameter></term> |
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43 | <listitem> |
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44 | <para>By default, procps tries to include the host system |
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45 | ncurses headers, so we have to disable that.</para> |
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46 | </listitem> |
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47 | </varlistentry> |
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48 | |
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49 | <varlistentry> |
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50 | <term><parameter>lib64=lib</parameter></term> |
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51 | <listitem> |
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52 | <para>By default, procps will attempt to install into |
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53 | <filename class="directory">/lib64</filename> if it |
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54 | exists, even if the package is not built 64-bit. This option |
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55 | forces procps to install its libraries into |
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56 | <filename class="directory">/lib</filename> instead.</para> |
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57 | </listitem> |
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58 | </varlistentry> |
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59 | </variablelist> |
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60 | |
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61 | </sect2> |
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62 | |
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63 | <sect2 id="contents-procps" role="content"> |
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64 | <title>Contents of Procps</title> |
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65 | |
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66 | <segmentedlist> |
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67 | <segtitle>Installed programs</segtitle> |
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68 | <segtitle>Installed library</segtitle> |
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69 | |
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70 | <seglistitem> |
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71 | <seg>free, kill, pgrep, pkill, pmap, ps, pwdx, skill, slabtop, snice, sysctl, |
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72 | tload, top, uptime, vmstat, w, and watch</seg> |
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73 | <seg>libproc.so</seg> |
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74 | </seglistitem> |
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75 | </segmentedlist> |
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76 | |
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77 | <variablelist> |
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78 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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79 | <?dbfo list-presentation="list"?> |
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80 | <?dbhtml list-presentation="table"?> |
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81 | |
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82 | <varlistentry id="free"> |
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83 | <term><command>free</command></term> |
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84 | <listitem> |
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85 | <para>Reports the amount of free and used memory (both physical and |
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86 | swap memory) in the system</para> |
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87 | <indexterm zone="ch-system-procps free"> |
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88 | <primary sortas="b-free">free</primary> |
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89 | </indexterm> |
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90 | </listitem> |
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91 | </varlistentry> |
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92 | |
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93 | <varlistentry id="kill"> |
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94 | <term><command>kill</command></term> |
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95 | <listitem> |
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96 | <para>Sends signals to processes</para> |
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97 | <indexterm zone="ch-system-procps kill"> |
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98 | <primary sortas="b-kill">kill</primary> |
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99 | </indexterm> |
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100 | </listitem> |
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101 | </varlistentry> |
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102 | |
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103 | <varlistentry id="pgrep"> |
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104 | <term><command>pgrep</command></term> |
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105 | <listitem> |
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106 | <para>Looks up processes based on their name and other attributes</para> |
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107 | <indexterm zone="ch-system-procps pgrep"> |
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108 | <primary sortas="b-pgrep">pgrep</primary> |
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109 | </indexterm> |
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110 | </listitem> |
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111 | </varlistentry> |
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112 | |
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113 | <varlistentry id="pkill"> |
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114 | <term><command>pkill</command></term> |
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115 | <listitem> |
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116 | <para>Signals processes based on their name and other attributes</para> |
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117 | <indexterm zone="ch-system-procps pkill"> |
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118 | <primary sortas="b-pkill">pkill</primary> |
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119 | </indexterm> |
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120 | </listitem> |
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121 | </varlistentry> |
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122 | |
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123 | <varlistentry id="pmap"> |
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124 | <term><command>pmap</command></term> |
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125 | <listitem> |
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126 | <para>Reports the memory map of the given process</para> |
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127 | <indexterm zone="ch-system-procps pmap"> |
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128 | <primary sortas="b-pmap">pmap</primary> |
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129 | </indexterm> |
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130 | </listitem> |
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131 | </varlistentry> |
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132 | |
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133 | <varlistentry id="ps"> |
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134 | <term><command>ps</command></term> |
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135 | <listitem> |
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136 | <para>Lists the current running processes</para> |
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137 | <indexterm zone="ch-system-procps ps"> |
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138 | <primary sortas="b-ps">ps</primary> |
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139 | </indexterm> |
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140 | </listitem> |
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141 | </varlistentry> |
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142 | |
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143 | <varlistentry id="pwdx"> |
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144 | <term><command>pwdx</command></term> |
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145 | <listitem> |
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146 | <para>Reports the current working directory of a process</para> |
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147 | <indexterm zone="ch-system-procps pwdx"> |
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148 | <primary sortas="b-pwdx">pwdx</primary> |
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149 | </indexterm> |
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150 | </listitem> |
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151 | </varlistentry> |
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152 | |
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153 | <varlistentry id="skill"> |
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154 | <term><command>skill</command></term> |
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155 | <listitem> |
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156 | <para>Sends signals to processes matching the given criteria</para> |
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157 | <indexterm zone="ch-system-procps skill"> |
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158 | <primary sortas="b-skill">skill</primary> |
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159 | </indexterm> |
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160 | </listitem> |
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161 | </varlistentry> |
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162 | |
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163 | <varlistentry id="slabtop"> |
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164 | <term><command>slabtop</command></term> |
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165 | <listitem> |
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166 | <para>Displays detailed kernel slab cache information in real time</para> |
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167 | <indexterm zone="ch-system-procps slabtop"> |
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168 | <primary sortas="b-slabtop">slabtop</primary> |
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169 | </indexterm> |
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170 | </listitem> |
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171 | </varlistentry> |
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172 | |
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173 | <varlistentry id="snice"> |
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174 | <term><command>snice</command></term> |
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175 | <listitem> |
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176 | <para>Changes the scheduling priority of processes matching the given |
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177 | criteria</para> |
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178 | <indexterm zone="ch-system-procps snice"> |
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179 | <primary sortas="b-snice">snice</primary> |
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180 | </indexterm> |
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181 | </listitem> |
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182 | </varlistentry> |
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183 | |
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184 | <varlistentry id="sysctl"> |
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185 | <term><command>sysctl</command></term> |
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186 | <listitem> |
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187 | <para>Modifies kernel parameters at run time</para> |
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188 | <indexterm zone="ch-system-procps sysctl"> |
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189 | <primary sortas="b-sysctl">sysctl</primary> |
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190 | </indexterm> |
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191 | </listitem> |
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192 | </varlistentry> |
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193 | |
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194 | <varlistentry id="tload"> |
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195 | <term><command>tload</command></term> |
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196 | <listitem> |
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197 | <para>Prints a graph of the current system load average</para> |
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198 | <indexterm zone="ch-system-procps tload"> |
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199 | <primary sortas="b-tload">tload</primary> |
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200 | </indexterm> |
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201 | </listitem> |
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202 | </varlistentry> |
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203 | |
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204 | <varlistentry id="top"> |
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205 | <term><command>top</command></term> |
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206 | <listitem> |
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207 | <para>Displays a list of the most CPU intensive processes; it |
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208 | provides an ongoing look at processor activity in real time</para> |
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209 | <indexterm zone="ch-system-procps top"> |
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210 | <primary sortas="b-top">top</primary> |
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211 | </indexterm> |
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212 | </listitem> |
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213 | </varlistentry> |
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214 | |
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215 | <varlistentry id="uptime"> |
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216 | <term><command>uptime</command></term> |
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217 | <listitem> |
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218 | <para>Reports how long the system has been running, how many users are |
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219 | logged on, and the system load averages</para> |
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220 | <indexterm zone="ch-system-procps uptime"> |
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221 | <primary sortas="b-uptime">uptime</primary> |
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222 | </indexterm> |
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223 | </listitem> |
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224 | </varlistentry> |
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225 | |
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226 | <varlistentry id="vmstat"> |
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227 | <term><command>vmstat</command></term> |
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228 | <listitem> |
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229 | <para>Reports virtual memory statistics, giving information about |
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230 | processes, memory, paging, block Input/Output (IO), traps, and CPU |
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231 | activity</para> |
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232 | <indexterm zone="ch-system-procps vmstat"> |
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233 | <primary sortas="b-vmstat">vmstat</primary> |
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234 | </indexterm> |
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235 | </listitem> |
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236 | </varlistentry> |
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237 | |
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238 | <varlistentry id="w"> |
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239 | <term><command>w</command></term> |
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240 | <listitem> |
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241 | <para>Shows which users are currently logged on, where, and since |
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242 | when</para> |
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243 | <indexterm zone="ch-system-procps w"> |
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244 | <primary sortas="b-w">w</primary> |
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245 | </indexterm> |
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246 | </listitem> |
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247 | </varlistentry> |
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248 | |
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249 | <varlistentry id="watch"> |
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250 | <term><command>watch</command></term> |
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251 | <listitem> |
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252 | <para>Runs a given command repeatedly, displaying the first |
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253 | screen-full of its output; this allows a user to watch the output |
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254 | change over time</para> |
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255 | <indexterm zone="ch-system-procps watch"> |
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256 | <primary sortas="b-watch">watch</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="libproc"> |
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262 | <term><filename class="libraryfile">libproc</filename></term> |
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263 | <listitem> |
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264 | <para>Contains the functions used by most programs in this |
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265 | package</para> |
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266 | <indexterm zone="ch-system-procps libproc"> |
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267 | <primary sortas="c-libproc">libproc</primary> |
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268 | </indexterm> |
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269 | </listitem> |
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270 | </varlistentry> |
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271 | |
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272 | </variablelist> |
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273 | |
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274 | </sect2> |
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275 | |
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276 | </sect1> |
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