mirror of
https://git.linuxfromscratch.org/lfs.git
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1a4fd4a67e
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@6064 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
196 lines
6.1 KiB
XML
196 lines
6.1 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../general.ent">
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<!ENTITY % patches-entities SYSTEM "../patches.ent">
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%general-entities;
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%patches-entities;
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]>
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<sect1 id="ch-system-procps" role="wrap">
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<title>Procps-&procps-version;</title>
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<?dbhtml filename="procps.html"?>
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<indexterm zone="ch-system-procps"><primary sortas="a-Procps">Procps</primary></indexterm>
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<sect2 role="package"><title/>
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<para>The Procps package contains programs for monitoring processes.</para>
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<segmentedlist>
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<segtitle>&buildtime;</segtitle>
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<segtitle>&diskspace;</segtitle>
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<seglistitem><seg>0.1 SBU</seg><seg>2.3 MB</seg></seglistitem>
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</segmentedlist>
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<segmentedlist>
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<segtitle>&dependencies;</segtitle>
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<seglistitem><seg>Bash, Binutils, Coreutils, GCC, Glibc,
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Make, and Ncurses</seg></seglistitem>
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</segmentedlist>
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</sect2>
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<sect2 role="installation">
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<title>Installation of Procps</title>
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<para>Compile the package:</para>
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<screen><userinput>make</userinput></screen>
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<para>Install the package:</para>
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<screen><userinput>make install</userinput></screen>
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</sect2>
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<sect2 id="contents-procps" role="content"><title>Contents of Procps</title>
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<segmentedlist>
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<segtitle>Installed programs</segtitle>
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<segtitle>Installed library</segtitle>
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<seglistitem><seg>free, kill, pgrep, pkill,
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pmap, ps, skill, snice, sysctl, tload, top, uptime, vmstat, w, and watch</seg>
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<seg>libproc.so</seg></seglistitem>
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</segmentedlist>
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<variablelist><bridgehead renderas="sect3">Short Descriptions</bridgehead>
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<?dbfo list-presentation="list"?>
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<?dbhtml list-presentation="table"?>
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<varlistentry id="free">
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<term><command>free</command></term>
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<listitem>
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<para>Reports the amount of free and used memory (both physical and
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swap memory) in the system</para>
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<indexterm zone="ch-system-procps free"><primary sortas="b-free">free</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="kill">
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<term><command>kill</command></term>
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<listitem>
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<para>Sends signals to processes</para>
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<indexterm zone="ch-system-procps kill"><primary sortas="b-kill">kill</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pgrep">
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<term><command>pgrep</command></term>
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<listitem>
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<para>Looks up processes based on their name and other attributes</para>
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<indexterm zone="ch-system-procps pgrep"><primary sortas="b-pgrep">pgrep</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pkill">
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<term><command>pkill</command></term>
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<listitem>
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<para>Signals processes based on their name and other attributes</para>
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<indexterm zone="ch-system-procps pkill"><primary sortas="b-pkill">pkill</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pmap">
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<term><command>pmap</command></term>
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<listitem>
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<para>Reports the memory map of the given process</para>
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<indexterm zone="ch-system-procps pmap"><primary sortas="b-pmap">pmap</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="ps">
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<term><command>ps</command></term>
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<listitem>
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<para>Lists the current running processes</para>
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<indexterm zone="ch-system-procps ps"><primary sortas="b-ps">ps</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="skill">
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<term><command>skill</command></term>
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<listitem>
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<para>Sends signals to processes matching the given criteria</para>
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<indexterm zone="ch-system-procps skill"><primary sortas="b-skill">skill</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="snice">
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<term><command>snice</command></term>
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<listitem>
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<para>Changes the scheduling priority of processes matching the given criteria</para>
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<indexterm zone="ch-system-procps snice"><primary sortas="b-snice">snice</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sysctl">
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<term><command>sysctl</command></term>
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<listitem>
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<para>Modifies kernel parameters at run time</para>
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<indexterm zone="ch-system-procps sysctl"><primary sortas="b-sysctl">sysctl</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="tload">
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<term><command>tload</command></term>
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<listitem>
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<para>Prints a graph of the current system load average</para>
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<indexterm zone="ch-system-procps tload"><primary sortas="b-tload">tload</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="top">
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<term><command>top</command></term>
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<listitem>
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<para>Displays a list of the most CPU intensive processes; it provides an
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ongoing look at processor activity in real time</para>
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<indexterm zone="ch-system-procps top"><primary sortas="b-top">top</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="uptime">
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<term><command>uptime</command></term>
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<listitem>
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<para>Reports how long the system has been running, how many users are
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logged on, and the system load averages</para>
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<indexterm zone="ch-system-procps uptime"><primary sortas="b-uptime">uptime</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="vmstat">
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<term><command>vmstat</command></term>
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<listitem>
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<para>Reports virtual memory statistics, giving information about
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processes, memory, paging, block Input/Output (IO), traps, and CPU activity</para>
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<indexterm zone="ch-system-procps vmstat"><primary sortas="b-vmstat">vmstat</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="w">
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<term><command>w</command></term>
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<listitem>
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<para>Shows which users are currently logged on, where, and since when</para>
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<indexterm zone="ch-system-procps w"><primary sortas="b-w">w</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="watch">
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<term><command>watch</command></term>
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<listitem>
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<para>Runs a given command repeatedly, displaying the first screen-full of its
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output; this allows a user to watch the output change over time</para>
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<indexterm zone="ch-system-procps watch"><primary sortas="b-watch">watch</primary></indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libproc">
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<term><filename class="libraryfile">libproc</filename></term>
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<listitem>
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<para>Contains the functions used by most programs in this package</para>
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<indexterm zone="ch-system-procps libproc"><primary sortas="c-libproc">libproc</primary></indexterm>
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</listitem>
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</varlistentry>
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</variablelist>
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</sect2>
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</sect1>
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