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 | <sect2 role="installation"> |
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26 | <title>Installation of Procps</title> |
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27 | |
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28 | <para os="p1">The following patch adds process control group support to |
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29 | ps:</para> |
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30 | |
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31 | <screen os="p2"><userinput>patch -Np1 -i ../&procps-ps_cgroup-patch;</userinput></screen> |
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32 | |
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33 | <para os="p3">The following patch fixes an issue where some procps utils |
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34 | print an error on the screen if the monitor isn't running at 60Hz:</para> |
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35 | |
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36 | <screen os="p4"><userinput>patch -Np1 -i ../&procps-fix_HZ_errors-patch;</userinput></screen> |
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37 | |
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38 | <para os="s1">The following fixes an issue with Make 3.82:</para> |
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39 | |
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40 | <screen os="s2"><userinput>sed -i -r '/^-include/s/\*(.*)/proc\1 ps\1/' Makefile</userinput></screen> |
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41 | |
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42 | <para os="a">Compile the package:</para> |
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43 | |
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44 | <screen os="b"><userinput>make</userinput></screen> |
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45 | |
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46 | <para os="c">This package does not come with a test suite.</para> |
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47 | |
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48 | <para os="d">Install the package:</para> |
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49 | |
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50 | <screen os="e"><userinput>make SKIP='/bin/kill /usr/share/man/man1/kill.1' install</userinput></screen> |
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51 | |
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52 | </sect2> |
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53 | |
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54 | <sect2 id="contents-procps" role="content"> |
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55 | <title>Contents of Procps</title> |
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56 | |
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57 | <segmentedlist> |
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58 | <segtitle>Installed programs</segtitle> |
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59 | <segtitle>Installed library</segtitle> |
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60 | |
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61 | <seglistitem> |
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62 | <seg>free, pgrep, pkill, pmap, ps, pwdx, skill, slabtop, snice, sysctl, |
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63 | tload, top, uptime, vmstat, w, and watch</seg> |
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64 | <seg>libproc.so</seg> |
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65 | </seglistitem> |
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66 | </segmentedlist> |
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67 | |
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68 | <variablelist> |
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69 | <bridgehead renderas="sect3">Short Descriptions</bridgehead> |
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70 | <?dbfo list-presentation="list"?> |
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71 | <?dbhtml list-presentation="table"?> |
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72 | |
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73 | <varlistentry id="free"> |
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74 | <term><command>free</command></term> |
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75 | <listitem> |
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76 | <para>Reports the amount of free and used memory (both physical and |
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77 | swap memory) in the system</para> |
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78 | <indexterm zone="ch-system-procps free"> |
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79 | <primary sortas="b-free">free</primary> |
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80 | </indexterm> |
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81 | </listitem> |
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82 | </varlistentry> |
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83 | |
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84 | <varlistentry id="pgrep"> |
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85 | <term><command>pgrep</command></term> |
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86 | <listitem> |
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87 | <para>Looks up processes based on their name and other attributes</para> |
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88 | <indexterm zone="ch-system-procps pgrep"> |
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89 | <primary sortas="b-pgrep">pgrep</primary> |
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90 | </indexterm> |
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91 | </listitem> |
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92 | </varlistentry> |
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93 | |
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94 | <varlistentry id="pkill"> |
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95 | <term><command>pkill</command></term> |
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96 | <listitem> |
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97 | <para>Signals processes based on their name and other attributes</para> |
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98 | <indexterm zone="ch-system-procps pkill"> |
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99 | <primary sortas="b-pkill">pkill</primary> |
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100 | </indexterm> |
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101 | </listitem> |
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102 | </varlistentry> |
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103 | |
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104 | <varlistentry id="pmap"> |
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105 | <term><command>pmap</command></term> |
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106 | <listitem> |
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107 | <para>Reports the memory map of the given process</para> |
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108 | <indexterm zone="ch-system-procps pmap"> |
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109 | <primary sortas="b-pmap">pmap</primary> |
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110 | </indexterm> |
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111 | </listitem> |
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112 | </varlistentry> |
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113 | |
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114 | <varlistentry id="ps"> |
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115 | <term><command>ps</command></term> |
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116 | <listitem> |
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117 | <para>Lists the current running processes</para> |
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118 | <indexterm zone="ch-system-procps ps"> |
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119 | <primary sortas="b-ps">ps</primary> |
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120 | </indexterm> |
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121 | </listitem> |
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122 | </varlistentry> |
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123 | |
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124 | <varlistentry id="pwdx"> |
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125 | <term><command>pwdx</command></term> |
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126 | <listitem> |
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127 | <para>Reports the current working directory of a process</para> |
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128 | <indexterm zone="ch-system-procps pwdx"> |
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129 | <primary sortas="b-pwdx">pwdx</primary> |
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130 | </indexterm> |
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131 | </listitem> |
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132 | </varlistentry> |
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133 | |
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134 | <varlistentry id="skill"> |
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135 | <term><command>skill</command></term> |
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136 | <listitem> |
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137 | <para>Sends signals to processes matching the given criteria</para> |
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138 | <indexterm zone="ch-system-procps skill"> |
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139 | <primary sortas="b-skill">skill</primary> |
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140 | </indexterm> |
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141 | </listitem> |
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142 | </varlistentry> |
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143 | |
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144 | <varlistentry id="slabtop"> |
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145 | <term><command>slabtop</command></term> |
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146 | <listitem> |
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147 | <para>Displays detailed kernel slab cache information in real time</para> |
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148 | <indexterm zone="ch-system-procps slabtop"> |
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149 | <primary sortas="b-slabtop">slabtop</primary> |
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150 | </indexterm> |
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151 | </listitem> |
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152 | </varlistentry> |
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153 | |
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154 | <varlistentry id="snice"> |
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155 | <term><command>snice</command></term> |
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156 | <listitem> |
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157 | <para>Changes the scheduling priority of processes matching the given |
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158 | criteria</para> |
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159 | <indexterm zone="ch-system-procps snice"> |
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160 | <primary sortas="b-snice">snice</primary> |
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161 | </indexterm> |
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162 | </listitem> |
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163 | </varlistentry> |
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164 | |
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165 | <varlistentry id="sysctl"> |
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166 | <term><command>sysctl</command></term> |
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167 | <listitem> |
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168 | <para>Modifies kernel parameters at run time</para> |
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169 | <indexterm zone="ch-system-procps sysctl"> |
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170 | <primary sortas="b-sysctl">sysctl</primary> |
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171 | </indexterm> |
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172 | </listitem> |
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173 | </varlistentry> |
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174 | |
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175 | <varlistentry id="tload"> |
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176 | <term><command>tload</command></term> |
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177 | <listitem> |
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178 | <para>Prints a graph of the current system load average</para> |
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179 | <indexterm zone="ch-system-procps tload"> |
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180 | <primary sortas="b-tload">tload</primary> |
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181 | </indexterm> |
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182 | </listitem> |
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183 | </varlistentry> |
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184 | |
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185 | <varlistentry id="top"> |
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186 | <term><command>top</command></term> |
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187 | <listitem> |
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188 | <para>Displays a list of the most CPU intensive processes; it |
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189 | provides an ongoing look at processor activity in real time</para> |
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190 | <indexterm zone="ch-system-procps top"> |
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191 | <primary sortas="b-top">top</primary> |
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192 | </indexterm> |
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193 | </listitem> |
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194 | </varlistentry> |
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195 | |
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196 | <varlistentry id="uptime"> |
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197 | <term><command>uptime</command></term> |
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198 | <listitem> |
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199 | <para>Reports how long the system has been running, how many users are |
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200 | logged on, and the system load averages</para> |
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201 | <indexterm zone="ch-system-procps uptime"> |
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202 | <primary sortas="b-uptime">uptime</primary> |
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203 | </indexterm> |
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204 | </listitem> |
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205 | </varlistentry> |
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206 | |
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207 | <varlistentry id="vmstat"> |
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208 | <term><command>vmstat</command></term> |
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209 | <listitem> |
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210 | <para>Reports virtual memory statistics, giving information about |
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211 | processes, memory, paging, block Input/Output (IO), traps, and CPU |
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212 | activity</para> |
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213 | <indexterm zone="ch-system-procps vmstat"> |
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214 | <primary sortas="b-vmstat">vmstat</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="w"> |
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220 | <term><command>w</command></term> |
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221 | <listitem> |
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222 | <para>Shows which users are currently logged on, where, and since |
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223 | when</para> |
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224 | <indexterm zone="ch-system-procps w"> |
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225 | <primary sortas="b-w">w</primary> |
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226 | </indexterm> |
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227 | </listitem> |
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228 | </varlistentry> |
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229 | |
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230 | <varlistentry id="watch"> |
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231 | <term><command>watch</command></term> |
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232 | <listitem> |
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233 | <para>Runs a given command repeatedly, displaying the first |
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234 | screen-full of its output; this allows a user to watch the output |
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235 | change over time</para> |
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236 | <indexterm zone="ch-system-procps watch"> |
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237 | <primary sortas="b-watch">watch</primary> |
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238 | </indexterm> |
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239 | </listitem> |
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240 | </varlistentry> |
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241 | |
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242 | <varlistentry id="libproc"> |
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243 | <term><filename class="libraryfile">libproc</filename></term> |
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244 | <listitem> |
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245 | <para>Contains the functions used by most programs in this |
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246 | package</para> |
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247 | <indexterm zone="ch-system-procps libproc"> |
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248 | <primary sortas="c-libproc">libproc</primary> |
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249 | </indexterm> |
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250 | </listitem> |
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251 | </varlistentry> |
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252 | |
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253 | </variablelist> |
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254 | |
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255 | </sect2> |
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256 | |
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257 | </sect1> |
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