| 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="a">Compile the package:</para>
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| 29 |
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| 30 | <screen os="b"><userinput>make CPPFLAGS= lib64=lib m64=</userinput></screen>
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| 31 |
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| 32 | <para os="c">Install the package:</para>
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| 33 |
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| 34 | <screen os="d"><userinput>make DESTDIR=${CLFS} lib64=lib m64= ldconfig= \
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| 35 | install="install -D" install</userinput></screen>
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| 36 |
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| 37 | <variablelist os="e">
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| 38 | <title>The meaning of the make options:</title>
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| 39 | <varlistentry>
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| 40 | <term><parameter>CPPFLAGS=</parameter></term>
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| 41 | <listitem>
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| 42 | <para>By default, procps tries to include the host system
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| 43 | ncurses headers, so we have to disable that.</para>
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| 44 | </listitem>
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| 45 | </varlistentry>
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| 46 |
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| 47 | <varlistentry>
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| 48 | <term><parameter>lib64=lib</parameter></term>
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| 49 | <listitem>
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| 50 | <para>By default, procps will attempt to install into
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| 51 | <filename class="directory">/lib64</filename> if it
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| 52 | exists, even if the package is not built 64-bit. This option
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| 53 | forces procps to install its libraries into
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| 54 | <filename class="directory">/lib</filename> instead.</para>
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| 55 | </listitem>
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| 56 | </varlistentry>
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| 57 | </variablelist>
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| 58 |
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| 59 | </sect2>
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| 60 |
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| 61 | <sect2 id="contents-procps" role="content">
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| 62 | <title>Contents of Procps</title>
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| 63 |
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| 64 | <segmentedlist>
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| 65 | <segtitle>Installed programs</segtitle>
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| 66 | <segtitle>Installed library</segtitle>
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| 67 |
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| 68 | <seglistitem>
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| 69 | <seg>free, kill, pgrep, pkill, pmap, ps, pwdx, skill, slabtop, snice, sysctl,
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| 70 | tload, top, uptime, vmstat, w, and watch</seg>
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| 71 | <seg>libproc.so</seg>
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| 72 | </seglistitem>
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| 73 | </segmentedlist>
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| 74 |
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| 75 | <variablelist>
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| 76 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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| 77 | <?dbfo list-presentation="list"?>
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| 78 | <?dbhtml list-presentation="table"?>
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| 79 |
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| 80 | <varlistentry id="free">
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| 81 | <term><command>free</command></term>
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| 82 | <listitem>
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| 83 | <para>Reports the amount of free and used memory (both physical and
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| 84 | swap memory) in the system</para>
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| 85 | <indexterm zone="ch-system-procps free">
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| 86 | <primary sortas="b-free">free</primary>
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| 87 | </indexterm>
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| 88 | </listitem>
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| 89 | </varlistentry>
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| 90 |
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| 91 | <varlistentry id="kill">
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| 92 | <term><command>kill</command></term>
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| 93 | <listitem>
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| 94 | <para>Sends signals to processes</para>
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| 95 | <indexterm zone="ch-system-procps kill">
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| 96 | <primary sortas="b-kill">kill</primary>
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| 97 | </indexterm>
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| 98 | </listitem>
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| 99 | </varlistentry>
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| 100 |
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| 101 | <varlistentry id="pgrep">
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| 102 | <term><command>pgrep</command></term>
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| 103 | <listitem>
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| 104 | <para>Looks up processes based on their name and other attributes</para>
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| 105 | <indexterm zone="ch-system-procps pgrep">
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| 106 | <primary sortas="b-pgrep">pgrep</primary>
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| 107 | </indexterm>
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| 108 | </listitem>
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| 109 | </varlistentry>
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| 110 |
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| 111 | <varlistentry id="pkill">
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| 112 | <term><command>pkill</command></term>
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| 113 | <listitem>
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| 114 | <para>Signals processes based on their name and other attributes</para>
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| 115 | <indexterm zone="ch-system-procps pkill">
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| 116 | <primary sortas="b-pkill">pkill</primary>
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| 117 | </indexterm>
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| 118 | </listitem>
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| 119 | </varlistentry>
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| 120 |
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| 121 | <varlistentry id="pmap">
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| 122 | <term><command>pmap</command></term>
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| 123 | <listitem>
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| 124 | <para>Reports the memory map of the given process</para>
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| 125 | <indexterm zone="ch-system-procps pmap">
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| 126 | <primary sortas="b-pmap">pmap</primary>
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| 127 | </indexterm>
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| 128 | </listitem>
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| 129 | </varlistentry>
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| 130 |
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| 131 | <varlistentry id="ps">
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| 132 | <term><command>ps</command></term>
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| 133 | <listitem>
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| 134 | <para>Lists the current running processes</para>
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| 135 | <indexterm zone="ch-system-procps ps">
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| 136 | <primary sortas="b-ps">ps</primary>
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| 137 | </indexterm>
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| 138 | </listitem>
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| 139 | </varlistentry>
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| 140 |
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| 141 | <varlistentry id="pwdx">
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| 142 | <term><command>pwdx</command></term>
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| 143 | <listitem>
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| 144 | <para>Reports the current working directory of a process</para>
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| 145 | <indexterm zone="ch-system-procps pwdx">
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| 146 | <primary sortas="b-pwdx">pwdx</primary>
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| 147 | </indexterm>
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| 148 | </listitem>
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| 149 | </varlistentry>
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| 150 |
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| 151 | <varlistentry id="skill">
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| 152 | <term><command>skill</command></term>
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| 153 | <listitem>
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| 154 | <para>Sends signals to processes matching the given criteria</para>
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| 155 | <indexterm zone="ch-system-procps skill">
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| 156 | <primary sortas="b-skill">skill</primary>
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| 157 | </indexterm>
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| 158 | </listitem>
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| 159 | </varlistentry>
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| 160 |
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| 161 | <varlistentry id="slabtop">
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| 162 | <term><command>slabtop</command></term>
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| 163 | <listitem>
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| 164 | <para>Displays detailed kernel slab cache information in real time</para>
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| 165 | <indexterm zone="ch-system-procps slabtop">
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| 166 | <primary sortas="b-slabtop">slabtop</primary>
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| 167 | </indexterm>
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| 168 | </listitem>
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| 169 | </varlistentry>
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| 170 |
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| 171 | <varlistentry id="snice">
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| 172 | <term><command>snice</command></term>
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| 173 | <listitem>
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| 174 | <para>Changes the scheduling priority of processes matching the given
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| 175 | criteria</para>
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| 176 | <indexterm zone="ch-system-procps snice">
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| 177 | <primary sortas="b-snice">snice</primary>
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| 178 | </indexterm>
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| 179 | </listitem>
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| 180 | </varlistentry>
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| 181 |
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| 182 | <varlistentry id="sysctl">
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| 183 | <term><command>sysctl</command></term>
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| 184 | <listitem>
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| 185 | <para>Modifies kernel parameters at run time</para>
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| 186 | <indexterm zone="ch-system-procps sysctl">
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| 187 | <primary sortas="b-sysctl">sysctl</primary>
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| 188 | </indexterm>
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| 189 | </listitem>
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| 190 | </varlistentry>
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| 191 |
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| 192 | <varlistentry id="tload">
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| 193 | <term><command>tload</command></term>
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| 194 | <listitem>
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| 195 | <para>Prints a graph of the current system load average</para>
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| 196 | <indexterm zone="ch-system-procps tload">
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| 197 | <primary sortas="b-tload">tload</primary>
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| 198 | </indexterm>
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| 199 | </listitem>
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| 200 | </varlistentry>
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| 201 |
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| 202 | <varlistentry id="top">
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| 203 | <term><command>top</command></term>
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| 204 | <listitem>
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| 205 | <para>Displays a list of the most CPU intensive processes; it
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| 206 | provides an ongoing look at processor activity in real time</para>
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| 207 | <indexterm zone="ch-system-procps top">
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| 208 | <primary sortas="b-top">top</primary>
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| 209 | </indexterm>
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| 210 | </listitem>
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| 211 | </varlistentry>
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| 212 |
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| 213 | <varlistentry id="uptime">
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| 214 | <term><command>uptime</command></term>
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| 215 | <listitem>
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| 216 | <para>Reports how long the system has been running, how many users are
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| 217 | logged on, and the system load averages</para>
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| 218 | <indexterm zone="ch-system-procps uptime">
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| 219 | <primary sortas="b-uptime">uptime</primary>
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| 220 | </indexterm>
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| 221 | </listitem>
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| 222 | </varlistentry>
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| 223 |
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| 224 | <varlistentry id="vmstat">
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| 225 | <term><command>vmstat</command></term>
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| 226 | <listitem>
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| 227 | <para>Reports virtual memory statistics, giving information about
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| 228 | processes, memory, paging, block Input/Output (IO), traps, and CPU
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| 229 | activity</para>
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| 230 | <indexterm zone="ch-system-procps vmstat">
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| 231 | <primary sortas="b-vmstat">vmstat</primary>
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| 232 | </indexterm>
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| 233 | </listitem>
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| 234 | </varlistentry>
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| 235 |
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| 236 | <varlistentry id="w">
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| 237 | <term><command>w</command></term>
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| 238 | <listitem>
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| 239 | <para>Shows which users are currently logged on, where, and since
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| 240 | when</para>
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| 241 | <indexterm zone="ch-system-procps w">
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| 242 | <primary sortas="b-w">w</primary>
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| 243 | </indexterm>
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| 244 | </listitem>
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| 245 | </varlistentry>
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| 246 |
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| 247 | <varlistentry id="watch">
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| 248 | <term><command>watch</command></term>
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| 249 | <listitem>
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| 250 | <para>Runs a given command repeatedly, displaying the first
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| 251 | screen-full of its output; this allows a user to watch the output
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| 252 | change over time</para>
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| 253 | <indexterm zone="ch-system-procps watch">
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| 254 | <primary sortas="b-watch">watch</primary>
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| 255 | </indexterm>
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| 256 | </listitem>
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| 257 | </varlistentry>
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| 258 |
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| 259 | <varlistentry id="libproc">
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| 260 | <term><filename class="libraryfile">libproc</filename></term>
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| 261 | <listitem>
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| 262 | <para>Contains the functions used by most programs in this
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| 263 | package</para>
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| 264 | <indexterm zone="ch-system-procps libproc">
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| 265 | <primary sortas="c-libproc">libproc</primary>
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| 266 | </indexterm>
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| 267 | </listitem>
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| 268 | </varlistentry>
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| 269 |
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| 270 | </variablelist>
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| 271 |
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| 272 | </sect2>
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| 273 |
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| 274 | </sect1>
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