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Update to iso-codes-3.30. git-svn-id: svn://svn.linuxfromscratch.org/BLFS/trunk/BOOK@8972 af4574ff-66df-0310-9fd7-8a98e5e911e0
330 lines
12 KiB
XML
330 lines
12 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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<!ENTITY sysstat-download-http "http://perso.wanadoo.fr/sebastien.godard/sysstat-&sysstat-version;.tar.bz2">
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<!ENTITY sysstat-download-ftp "ftp://ibiblio.org/pub/linux/system/status/sysstat-&sysstat-version;.tar.bz2">
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<!ENTITY sysstat-md5sum "0dc5c4baf4165658450dd60913aa75bc">
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<!ENTITY sysstat-size "268 KB">
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<!ENTITY sysstat-buildsize "6 MB">
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<!ENTITY sysstat-time "less than 0.1 SBU">
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]>
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<sect1 id="sysstat" xreflabel="Sysstat-&sysstat-version;">
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<?dbhtml filename="sysstat.html"?>
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<sect1info>
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<othername>$LastChangedBy$</othername>
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<date>$Date$</date>
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</sect1info>
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<title>Sysstat-&sysstat-version;</title>
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<indexterm zone="sysstat">
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<primary sortas="a-Sysstat">Sysstat</primary>
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</indexterm>
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<sect2 role="package">
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<title>Introduction to Sysstat</title>
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<para>The <application>Sysstat</application> package contains utilities
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to monitor system performance and usage activity.
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<application>Sysstat</application> contains the <command>sar</command>
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utility, common to many commercial Unixes, and tools you can schedule via
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cron to collect and historize performance and activity data.</para>
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&lfs70_checked;
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<bridgehead renderas="sect3">Package Information</bridgehead>
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<itemizedlist spacing="compact">
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<listitem>
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<para>Download (HTTP): <ulink url="&sysstat-download-http;"/></para>
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</listitem>
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<listitem>
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<para>Download (FTP): <ulink url="&sysstat-download-ftp;"/></para>
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</listitem>
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<listitem>
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<para>Download MD5 sum: &sysstat-md5sum;</para>
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</listitem>
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<listitem>
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<para>Download size: &sysstat-size;</para>
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</listitem>
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<listitem>
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<para>Estimated disk space required: &sysstat-buildsize;</para>
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</listitem>
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<listitem>
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<para>Estimated build time: &sysstat-time;</para>
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</listitem>
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</itemizedlist>
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<bridgehead renderas="sect3">Sysstat Dependencies</bridgehead>
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<para>There are no build-time requirements for this package; however,
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it is designed to be controlled by a cron daemon such as
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<xref linkend="fcron"/>.</para>
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<!-- <bridgehead renderas="sect4">Recommended</bridgehead>
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<para role="recommended"><xref linkend="fcron"/></para> -->
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<para condition="html" role="usernotes">User Notes:
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<ulink url="&blfs-wiki;/sysstat"/></para>
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</sect2>
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<sect2 role="installation">
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<title>Installation of Sysstat</title>
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<para>Install <application>Sysstat</application> by running the
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following commands:</para>
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<!-- <screen><userinput>make config &&
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make</userinput></screen> -->
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<screen><userinput>sa_lib_dir=/usr/lib/sa \
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sa_dir=/var/log/sa \
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conf_dir=/etc/sysconfig \
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./configure --prefix=/usr \
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--disable-man-group &&
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make</userinput></screen>
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<para>This package does not come with a test suite.</para>
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<para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>make install</userinput></screen>
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<!-- install -v -m644 sysstat.sysconfig /etc/sysconfig/sysstat</userinput></screen> -->
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</sect2>
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<sect2 role="commands">
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<title>Command Explanations</title>
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<!-- <para><command>make config</command>: Runs the interactive configuration
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process. The first question prompts you for an
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<quote><computeroutput>Installation directory</computeroutput></quote>.
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Reply with <filename class="directory">/usr</filename>, as this is
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equivalent to <application>Autoconf</application>'s
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<option>-prefix=/usr</option> parameter to <command>configure</command>.
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For all other prompts, you may press <keycap>Enter</keycap> to accept the
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(very sane) defaults. When prompted for <quote><computeroutput>Number of
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daily data files to keep: [7]</computeroutput></quote>, you may wish to
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keep a larger number of files.</para> -->
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<para><envar>sa_lib_dir</envar>: This environment variable specifies the
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location of the package-specific library directory.</para>
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<para><envar>sa_dir</envar>: This environment variable specifies the
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location of the directory containing the data files.</para>
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<para><envar>conf_dir</envar>: This environment variable specifies the
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location of the system configuration directory.</para>
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<para><parameter>--disable-man-group</parameter>: This parameter causes
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the installation to ignore the man group variable resulting in the man
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files having
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<systemitem class="username">root</systemitem>:<systemitem class="groupname">root</systemitem>
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ownership.</para>
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<para>Run <command>./configure --help</command> to see other influential
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environment variables you can pass to <command>configure</command>. You may
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want to use the <envar>history</envar> and <envar>compressafter</envar>
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variables to customize the amount of data files kept on the system.</para>
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</sect2>
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<sect2 role="configuration">
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<title>Configuring Sysstat</title>
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<sect3>
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<title>Cron Information</title>
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<para>To begin gathering <application>Sysstat</application> history
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information, you must add to, or create a privileged user's crontab. The
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history data location is
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<filename class="directory">/var/log/sa</filename>. The user running
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<application>Sysstat</application> utilities via cron must have write
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access to this location.</para>
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<para>Below is an example of what to install in the crontab. Adjust the
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parameters to suit your needs. Use <command>man sa1</command> and
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<command>man sa2</command> for information about the commands.</para>
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<screen><literal># 8am-7pm activity reports every 10 minutes during weekdays
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0 8-18 * * 1-5 /usr/lib/sa/sa1 600 6 &
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# 7pm-8am activity reports every hour during weekdays
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0 19-7 * * 1-5 /usr/lib/sa/sa1 &
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# Activity reports every hour on Saturday and Sunday
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0 * * * 0,6 /usr/lib/sa/sa1 &
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# Daily summary prepared at 19:05
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5 19 * * * /usr/lib/sa/sa2 -A &</literal></screen>
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<para>Ensure you submit the revised crontab to the cron daemon.</para>
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</sect3>
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<sect3 id="sysstat-init">
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<title>System Startup Information</title>
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<indexterm zone="sysstat sysstat-init">
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<primary sortas="f-sysstat">sysstat</primary>
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</indexterm>
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<para>At system startup, a LINUX RESTART message must be inserted in the
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daily data file to reinitialize the kernel counters. This can be
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automated by installing the <filename>/etc/rc.d/init.d/sysstat</filename>
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init script included in the <xref linkend="bootscripts"/>
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package using the following command as the
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<systemitem class="username">root</systemitem> user:</para>
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<screen role="root"><userinput>make install-sysstat</userinput></screen>
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</sect3>
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</sect2>
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<sect2 role="content">
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<title>Contents</title>
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<segmentedlist>
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<segtitle>Installed Programs</segtitle>
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<segtitle>Installed Libraries</segtitle>
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<segtitle>Installed Directories</segtitle>
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<seglistitem>
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<seg>cifsiostat, iostat, mpstat, nsfiostat, pidstat, sa1, sa2,
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sadc, sadf, and sar</seg>
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<seg>None</seg>
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<seg>/usr/lib/sa, /usr/share/doc/sysstat-&sysstat-version; and
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/var/log/sa</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="cifsiostat">
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<term><command>cifsiostat</command></term>
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<listitem>
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<para>displays statistics about read and write operations on CIFS
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filesystems.</para>
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<indexterm zone="sysstat cifsiostat">
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<primary sortas="b-cifsiostat">cifsiostat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="iostat">
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<term><command>iostat</command></term>
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<listitem>
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<para>reports CPU statistics and input/output
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statistics for devices and partitions.</para>
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<indexterm zone="sysstat iostat">
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<primary sortas="b-iostat">iostat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="mpstat">
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<term><command>mpstat</command></term>
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<listitem>
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<para>writes activities for each available processor.</para>
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<indexterm zone="sysstat mpstat">
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<primary sortas="b-mpstat">mpstat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="nfsiostat">
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<term><command>nfsiostat</command></term>
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<listitem>
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<para>displays statistics about read and write operations on NFS
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filesystems.</para>
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<indexterm zone="sysstat nfsiostat">
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<primary sortas="b-nfsiostat">nfsiostat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="pidstat">
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<term><command>pidstat</command></term>
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<listitem>
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<para>is used for monitoring individual tasks currently being managed
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by the Linux kernel.</para>
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<indexterm zone="sysstat pidstat">
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<primary sortas="b-pidstat">pidstat</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sa1">
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<term><command>sa1</command></term>
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<listitem>
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<para>collects and stores binary data in the system activity daily
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data file. It is a front end to <filename>sadc</filename> designed
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to be run from cron.</para>
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<indexterm zone="sysstat sa1">
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<primary sortas="b-sa1">sa1</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sa2">
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<term><command>sa2</command></term>
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<listitem>
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<para>writes a summarized daily activity report. It is a front end
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to <command>sar</command> designed to be run from cron.</para>
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<indexterm zone="sysstat sa2">
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<primary sortas="b-sa2">sa2</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sadc">
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<term><command>sadc</command></term>
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<listitem>
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<para>is the system activity data collector, used as a backend for
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<command>sar</command>.</para>
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<indexterm zone="sysstat sadc">
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<primary sortas="b-sadc">sadc</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sadf">
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<term><command>sadf</command></term>
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<listitem>
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<para>is used for displaying the contents of data files created by
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the <command>sar</command> command. But unlike
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<command>sar</command>, <command>sadf</command> can write its data
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in many different formats.</para>
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<indexterm zone="sysstat sadf">
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<primary sortas="b-sadf">sadf</primary>
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</indexterm>
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</listitem>
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</varlistentry>
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<varlistentry id="sar">
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<term><command>sar</command></term>
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<listitem>
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<para>is used for displaying the contents of elected cumulative activity
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counters in the operating system.</para>
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<indexterm zone="sysstat sar">
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<primary sortas="b-sar">sar</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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