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<title>cacti Upgrade Instructions</title>
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<h2>Cacti Upgrade</h2><p>
<h3>Upgrade Instructions</h3><p>
<ol>
<li>Backup the old cacti database:<p>
<p class="code"><tt class="shell">shell></tt> <b>mysqldump cacti > mysql.cacti</b></p><br>
<li>Backup the old cacti directory:<p>
<p class="code"><tt class="shell">shell></tt> <b>mv cacti cacti_old</b></p><br>
<li>Extract the distribution tarball.<p>
<p class="code"><tt class="shell">shell></tt> <b>tar xzvf cacti-<i>version</i>.tar.gz</b></p><br>
<li>Rename the new cacti directory to match the old one:<p>
<p class="code"><tt class="shell">shell></tt> <b>mv cacti-<em>version</em> cacti</b></p><br>
<li>Copy the *.rrd files from the old cacti directory:<p>
<p class="code"><tt class="shell">shell></tt> <b>cp cacti_old/rra/* cacti/rra/</b></p><br>
<li>Edit <b>include/config.php</b>.<p>
<ul>
<li><p>Specify the MySQL user, password and database for your cacti configuration.</p></li>
<p class="php"><b>$database_default</b> = <tt class="php-var">"cacti"</tt>;<br>
<b>$database_hostname</b> = <tt class="php-var">"localhost"</tt>;<br>
<b>$database_username</b> = <tt class="php-var">"cactiuser"</tt>;<br>
<b>$database_password</b> = <tt class="php-var">"cacti"</tt>;<br>
</p><br>
</ul>
<li>Set the appropriate permissions on cacti's directories for graph/log generation. You should execute these commands from inside cacti's directory to change the permissions.<p>
<p class="code"><tt class="shell">shell></tt> <b>chown <em>cactiuser</em> rra/ log/</b></p><br>
<p>(Enter a valid username for <em>cactiuser</em>, this user will also be used in the next step for
data gathering.)</p>
<li>Point your web browser to:<p>
<blockquote>http://your-server/cacti/</blockquote>
<p>Make sure to fill in all of the path variables carefully
and correctly on the following screen.</p>
</ol>
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