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df9fd8229d
Update to man-db-2.8.3. Update to iproute2-4.16.0. Update to linux-4.16. Update to procps-ng-3.3.13. Update to sed-4.5. git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@11397 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
293 lines
9.8 KiB
XML
293 lines
9.8 KiB
XML
<?xml version="1.0" encoding="ISO-8859-1"?>
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<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!ENTITY % general-entities SYSTEM "../general.ent">
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%general-entities;
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]>
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<sect1 id="ch-system-procps" role="wrap">
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<?dbhtml filename="procps-ng.html"?>
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<sect1info condition="script">
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<productname>procps-ng</productname>
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<productnumber>&procps-ng-version;</productnumber>
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<address>&procps-ng-url;</address>
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</sect1info>
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<title>Procps-ng-&procps-ng-version;</title>
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<indexterm zone="ch-system-procps">
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<primary sortas="a-Procps">Procps-ng</primary>
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</indexterm>
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<sect2 role="package">
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<title/>
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<para>The Procps-ng 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>
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<seg>&procps-ng-ch6-sbu;</seg>
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<seg>&procps-ng-ch6-du;</seg>
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</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-ng</title>
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<para>Prepare procps-ng for compilation:</para>
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<screen revision="sysv"><userinput remap="configure">./configure --prefix=/usr \
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--exec-prefix= \
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--libdir=/usr/lib \
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--docdir=/usr/share/doc/procps-ng-&procps-ng-version; \
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--disable-static \
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--disable-kill</userinput></screen>
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<screen revision="systemd"><userinput remap="configure">./configure --prefix=/usr \
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--exec-prefix= \
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--libdir=/usr/lib \
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--docdir=/usr/share/doc/procps-ng-&procps-ng-version; \
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--disable-static \
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--disable-kill \
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--with-systemd</userinput></screen>
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<variablelist>
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<title>The meaning of the configure options:</title>
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<varlistentry>
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<term><parameter>--disable-kill</parameter></term>
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<listitem>
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<para>This switch disables building the <command>kill</command>
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command that will be installed by the Util-linux package.</para>
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</listitem>
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</varlistentry>
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</variablelist>
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<para>Compile the package:</para>
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<screen><userinput remap="make">make</userinput></screen>
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<para>The test suite needs some custom modifications for LFS.
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Remove a test that fails when scripting does not use a tty device and
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fix two others.
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To run the test suite, run the following commands:</para>
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<screen><userinput remap="test">sed -i -r 's|(pmap_initname)\\\$|\1|' testsuite/pmap.test/pmap.exp
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sed -i '/set tty/d' testsuite/pkill.test/pkill.exp
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rm testsuite/pgrep.test/pgrep.exp
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make check</userinput></screen>
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<para>Install the package:</para>
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<screen><userinput remap="install">make install</userinput></screen>
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<para>Finally, move essential libraries to a location that can be found if
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<filename class="directory">/usr</filename> is not mounted.</para>
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<screen><userinput remap="install">mv -v /usr/lib/libprocps.so.* /lib
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ln -sfv ../../lib/$(readlink /usr/lib/libprocps.so) /usr/lib/libprocps.so</userinput></screen>
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</sect2>
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<sect2 id="contents-procps" role="content">
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<title>Contents of Procps-ng</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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<segtitle>Installed directories</segtitle>
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<seglistitem>
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<seg>free, pgrep, pidof, pkill, pmap, ps, pwdx, slabtop,
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sysctl, tload, top, uptime, vmstat, w, and watch</seg>
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<seg>libprocps.so</seg>
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<seg>/usr/include/proc and /usr/share/doc/procps-ng-&procps-ng-version;</seg>
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</seglistitem>
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</segmentedlist>
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<variablelist>
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<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">
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<primary sortas="b-free">free</primary>
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</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">
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<primary sortas="b-pgrep">pgrep</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pidof">
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<term><command>pidof</command></term>
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<listitem>
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<para>Reports the PIDs of the given programs</para>
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<indexterm zone="ch-system-procps pidof">
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<primary sortas="b-pidof">pidof</primary>
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</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">
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<primary sortas="b-pkill">pkill</primary>
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</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">
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<primary sortas="b-pmap">pmap</primary>
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</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">
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<primary sortas="b-ps">ps</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pwdx">
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<term><command>pwdx</command></term>
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<listitem>
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<para>Reports the current working directory of a process</para>
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<indexterm zone="ch-system-procps pwdx">
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<primary sortas="b-pwdx">pwdx</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="slabtop">
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<term><command>slabtop</command></term>
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<listitem>
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<para>Displays detailed kernel slab cache information in real time</para>
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<indexterm zone="ch-system-procps slabtop">
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<primary sortas="b-slabtop">slabtop</primary>
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</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">
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<primary sortas="b-sysctl">sysctl</primary>
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</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">
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<primary sortas="b-tload">tload</primary>
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</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
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provides an ongoing look at processor activity in real time</para>
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<indexterm zone="ch-system-procps top">
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<primary sortas="b-top">top</primary>
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</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">
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<primary sortas="b-uptime">uptime</primary>
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</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
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activity</para>
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<indexterm zone="ch-system-procps vmstat">
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<primary sortas="b-vmstat">vmstat</primary>
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</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
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when</para>
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<indexterm zone="ch-system-procps w">
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<primary sortas="b-w">w</primary>
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</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
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screen-full of its output; this allows a user to watch the output
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change over time</para>
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<indexterm zone="ch-system-procps watch">
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<primary sortas="b-watch">watch</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="libprocps">
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<term><filename class="libraryfile">libprocps</filename></term>
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<listitem>
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<para>Contains the functions used by most programs in this
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package</para>
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<indexterm zone="ch-system-procps libprocps">
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<primary sortas="c-libprocps">libprocps</primary>
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</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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