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 | <!ENTITY sysstat-download-http "http://perso.wanadoo.fr/sebastien.godard/sysstat-&sysstat-version;.tar.xz">
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8 | <!ENTITY sysstat-download-ftp " ">
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9 | <!ENTITY sysstat-md5sum "85635dedac6802104a5737195d4effee">
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10 | <!ENTITY sysstat-size "284 KB">
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11 | <!ENTITY sysstat-buildsize "6.4 MB">
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12 | <!ENTITY sysstat-time "0.1 SBU">
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13 | ]>
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14 |
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15 | <sect1 id="sysstat" xreflabel="Sysstat-&sysstat-version;">
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16 | <?dbhtml filename="sysstat.html"?>
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17 |
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18 | <sect1info>
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19 | <othername>$LastChangedBy$</othername>
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20 | <date>$Date$</date>
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21 | </sect1info>
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22 |
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23 | <title>Sysstat-&sysstat-version;</title>
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24 |
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25 | <indexterm zone="sysstat">
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26 | <primary sortas="a-Sysstat">Sysstat</primary>
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27 | </indexterm>
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28 |
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29 | <sect2 role="package">
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30 | <title>Introduction to Sysstat</title>
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31 |
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32 | <para>The <application>Sysstat</application> package contains utilities
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33 | to monitor system performance and usage activity.
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34 | <application>Sysstat</application> contains the <command>sar</command>
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35 | utility, common to many commercial Unixes, and tools you can schedule via
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36 | cron to collect and historize performance and activity data.</para>
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37 |
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38 | &lfs75_checked;
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39 |
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40 | <bridgehead renderas="sect3">Package Information</bridgehead>
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41 | <itemizedlist spacing="compact">
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42 | <listitem>
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43 | <para>Download (HTTP): <ulink url="&sysstat-download-http;"/></para>
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44 | </listitem>
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45 | <listitem>
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46 | <para>Download (FTP): <ulink url="&sysstat-download-ftp;"/></para>
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47 | </listitem>
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48 | <listitem>
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49 | <para>Download MD5 sum: &sysstat-md5sum;</para>
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50 | </listitem>
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51 | <listitem>
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52 | <para>Download size: &sysstat-size;</para>
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53 | </listitem>
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54 | <listitem>
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55 | <para>Estimated disk space required: &sysstat-buildsize;</para>
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56 | </listitem>
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57 | <listitem>
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58 | <para>Estimated build time: &sysstat-time;</para>
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59 | </listitem>
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60 | </itemizedlist>
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61 |
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62 | <bridgehead renderas="sect3">Sysstat Dependencies</bridgehead>
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63 |
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64 | <para>There are no build-time requirements for this package; however,
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65 | it is designed to be controlled by a cron daemon such as
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66 | <xref linkend="fcron"/>.</para>
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67 |
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68 | <para condition="html" role="usernotes">User Notes:
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69 | <ulink url="&blfs-wiki;/sysstat"/></para>
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70 |
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71 | </sect2>
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72 |
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73 | <sect2 role="installation">
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74 | <title>Installation of Sysstat</title>
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75 |
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76 | <para>Install <application>Sysstat</application> by running the
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77 | following commands:</para>
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78 |
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79 | <screen><userinput>sa_lib_dir=/usr/lib/sa \
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80 | sa_dir=/var/log/sa \
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81 | conf_dir=/etc/sysconfig \
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82 | ./configure --prefix=/usr \
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83 | --disable-man-group &&
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84 | make</userinput></screen>
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85 |
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86 | <para>This package does not come with a test suite.</para>
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87 |
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88 | <para>Now, as the <systemitem class="username">root</systemitem> user:</para>
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89 |
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90 | <screen role="root"><userinput>make install</userinput></screen>
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91 |
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92 | <para>
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93 | Install the systemd unit by running the following command as the
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94 | <systemitem class="username">root</systemitem> user:
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95 | </para>
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96 |
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97 | <screen role="root"><userinput>install -v -m644 sysstat.service /lib/systemd/system/sysstat.service</userinput></screen>
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98 |
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99 | </sect2>
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100 |
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101 | <sect2 role="commands">
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102 | <title>Command Explanations</title>
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103 |
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104 | <para><envar>sa_lib_dir</envar>: This environment variable specifies the
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105 | location of the package-specific library directory.</para>
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106 |
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107 | <para><envar>sa_dir</envar>: This environment variable specifies the
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108 | location of the directory containing the data files.</para>
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109 |
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110 | <para><envar>conf_dir</envar>: This environment variable specifies the
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111 | location of the system configuration directory.</para>
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112 |
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113 | <para><parameter>--disable-man-group</parameter>: This parameter causes
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114 | the installation to ignore the man group variable resulting in the man
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115 | files having
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116 | <systemitem class="username">root</systemitem>:<systemitem class="groupname">root</systemitem>
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117 | ownership.</para>
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118 |
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119 | <note><para>Run <command>./configure --help</command> to see other influential
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120 | environment variables you can pass to <command>configure</command>. You may
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121 | want to use the <envar>history</envar> and <envar>compressafter</envar>
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122 | variables to customize the amount of data files kept on the system.</para></note>
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123 |
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124 | </sect2>
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125 |
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126 | <sect2 role="configuration">
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127 | <title>Configuring Sysstat</title>
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128 |
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129 | <sect3 id="sysstat-config">
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130 | <title>Config Files</title>
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131 |
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132 | <para>
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133 | <filename>/etc/sysconfig/sysstat</filename> and
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134 | <filename>/etc/sysconfig/sysstat.ioconf</filename>
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135 | </para>
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136 |
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137 | <indexterm zone="sysstat sysstat-config">
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138 | <primary sortas="e-etc-sysconfig-sysstat">/etc/sysconfig/sysstat</primary>
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139 | </indexterm>
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140 | <indexterm zone="sysstat sysstat-config">
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141 | <primary sortas="e-etc-sysconfig-sysstat.ioconf">/etc/sysconfig/sysstat.ioconf</primary>
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142 | </indexterm>
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143 |
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144 | </sect3>
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145 |
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146 | <sect3>
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147 | <title>Cron Information</title>
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148 |
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149 | <para>To begin gathering <application>Sysstat</application> history
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150 | information, you must add to, or create a privileged user's crontab. The
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151 | history data location is
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152 | <filename class="directory">/var/log/sa</filename>. The user running
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153 | <application>Sysstat</application> utilities via cron must have write
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154 | access to this location.</para>
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155 |
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156 | <para>Below is an example of what to install in the crontab. Adjust the
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157 | parameters to suit your needs. Use <command>man sa1</command> and
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158 | <command>man sa2</command> for information about the commands.</para>
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159 |
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160 | <screen><literal># 8am-7pm activity reports every 10 minutes during weekdays
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161 | 0 8-18 * * 1-5 /usr/lib/sa/sa1 600 6 &
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162 |
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163 | # 7pm-8am activity reports every hour during weekdays
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164 | 0 19-7 * * 1-5 /usr/lib/sa/sa1 &
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165 |
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166 | # Activity reports every hour on Saturday and Sunday
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167 | 0 * * * 0,6 /usr/lib/sa/sa1 &
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168 |
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169 | # Daily summary prepared at 19:05
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170 | 5 19 * * * /usr/lib/sa/sa2 -A &</literal></screen>
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171 |
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172 | <para>Ensure you submit the revised crontab to the cron daemon.</para>
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173 |
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174 | </sect3>
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175 |
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176 | <sect3 id="sysstat-init">
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177 | <title>System Startup Information</title>
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178 |
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179 | <indexterm zone="sysstat sysstat-init">
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180 | <primary sortas="f-sysstat">sysstat</primary>
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181 | </indexterm>
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182 |
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183 | <para>At system startup, a LINUX RESTART message must be inserted in the
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184 | daily data file to reinitialize the kernel counters. This can be
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185 | automated by enabling the previously installed systemd unit
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186 | by running the following command as the
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187 | <systemitem class="username">root</systemitem> user:</para>
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188 |
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189 | <screen role="root"><userinput>systemctl enable sysstat</userinput></screen>
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190 |
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191 | </sect3>
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192 |
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193 | </sect2>
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194 |
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195 | <sect2 role="content">
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196 | <title>Contents</title>
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197 |
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198 | <segmentedlist>
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199 | <segtitle>Installed Programs</segtitle>
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200 | <segtitle>Installed Libraries</segtitle>
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201 | <segtitle>Installed Directories</segtitle>
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202 |
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203 | <seglistitem>
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204 | <seg>cifsiostat, iostat, mpstat, nfsiostat-sysstat, pidstat, sadf,
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205 | and sar</seg>
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206 | <seg>None</seg>
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207 | <seg>/usr/lib/sa,
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208 | /usr/share/doc/sysstat-&sysstat-version; and,
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209 | /var/log/sa
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210 | </seg>
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211 | </seglistitem>
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212 | </segmentedlist>
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213 |
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214 | <variablelist>
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215 | <bridgehead renderas="sect3">Short Descriptions</bridgehead>
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216 | <?dbfo list-presentation="list"?>
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217 | <?dbhtml list-presentation="table"?>
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218 |
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219 | <varlistentry id="cifsiostat">
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220 | <term><command>cifsiostat</command></term>
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221 | <listitem>
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222 | <para>displays statistics about read and write operations on CIFS
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223 | filesystems.</para>
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224 | <indexterm zone="sysstat cifsiostat">
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225 | <primary sortas="b-cifsiostat">cifsiostat</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="iostat">
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231 | <term><command>iostat</command></term>
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232 | <listitem>
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233 | <para>reports CPU statistics and input/output
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234 | statistics for devices and partitions.</para>
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235 | <indexterm zone="sysstat iostat">
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236 | <primary sortas="b-iostat">iostat</primary>
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237 | </indexterm>
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238 | </listitem>
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239 | </varlistentry>
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240 |
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241 | <varlistentry id="mpstat">
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242 | <term><command>mpstat</command></term>
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243 | <listitem>
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244 | <para>writes activities for each available processor.</para>
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245 | <indexterm zone="sysstat mpstat">
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246 | <primary sortas="b-mpstat">mpstat</primary>
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247 | </indexterm>
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248 | </listitem>
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249 | </varlistentry>
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250 |
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251 | <varlistentry id="nfsiostat">
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252 | <term><command>nfsiostat-sysstat</command></term>
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253 | <listitem>
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254 | <para>displays statistics about read and write operations on NFS
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255 | filesystems.</para>
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256 | <indexterm zone="sysstat nfsiostat">
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257 | <primary sortas="b-nfsiostat">nfsiostat</primary>
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258 | </indexterm>
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259 | </listitem>
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260 | </varlistentry>
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261 |
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262 | <varlistentry id="pidstat">
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263 | <term><command>pidstat</command></term>
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264 | <listitem>
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265 | <para>is used for monitoring individual tasks currently being managed
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266 | by the Linux kernel.</para>
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267 | <indexterm zone="sysstat pidstat">
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268 | <primary sortas="b-pidstat">pidstat</primary>
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269 | </indexterm>
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270 | </listitem>
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271 | </varlistentry>
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272 |
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273 | <varlistentry id="sadf">
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274 | <term><command>sadf</command></term>
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275 | <listitem>
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276 | <para>is used for displaying the contents of data files created by
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277 | the <command>sar</command> command. But unlike
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278 | <command>sar</command>, <command>sadf</command> can write its data
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279 | in many different formats.</para>
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280 | <indexterm zone="sysstat sadf">
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281 | <primary sortas="b-sadf">sadf</primary>
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282 | </indexterm>
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283 | </listitem>
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284 | </varlistentry>
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285 |
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286 | <varlistentry id="sar">
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287 | <term><command>sar</command></term>
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288 | <listitem>
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289 | <para>is used for displaying the contents of elected cumulative activity
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290 | counters in the operating system.</para>
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291 | <indexterm zone="sysstat sar">
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292 | <primary sortas="b-sar">sar</primary>
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293 | </indexterm>
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294 | </listitem>
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295 | </varlistentry>
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296 |
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297 | </variablelist>
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298 |
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299 | </sect2>
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300 |
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301 | </sect1>
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