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<p class="MsoNormal"><span lang="EN-US">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> When I setup collectd and mysql, there are 5 rrd files generated for mysql_commands as following:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">mysql_commands-admin_commands.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">mysql_commands-select.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">mysql_commands-show_databases.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">mysql_commands-show_master_status.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">mysql_commands-show_status.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Then I reboot the machine, two strange things happen:<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:18.0pt;text-indent:-18.0pt;mso-list:l1 level1 lfo2">
<![if !supportLists]><span lang="EN-US"><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-US">mysql_commands-show_master_status.rrd will not be updated<o:p></o:p></span></p>
<p class="MsoListParagraph" style="margin-left:18.0pt;text-indent:-18.0pt;mso-list:l1 level1 lfo2">
<![if !supportLists]><span lang="EN-US"><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span></span><![endif]><span lang="EN-US">There are 3 more rrd files generated(mysql_commands-change_db.rrd, mysql_commands-show_fields.rrd, mysql_commands-show_tables.rrd)<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Next is the latest ls result:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">[root@crdc-c210-141 mysql-example]# ls -al<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">total 156<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">drwxr-xr-x. 2 root root 4096 Mar 21 14:03 .<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">drwxr-xr-x. 13 root root 4096 Mar 14 14:40 ..<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 22:37 mysql_commands-admin_commands.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 16:34 mysql_commands-change_db.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 22:37 mysql_commands-select.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 22:37 mysql_commands-show_databases.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 16:34 mysql_commands-show_fields.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 16:34 mysql_commands-show_master_status.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 22:37 mysql_commands-show_status.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">-rw-r--r--. 1 root root 5320 Mar 21 16:34 mysql_commands-show_tables.rrd<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">B.R.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Benjamin Wang<o:p></o:p></span></p>
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