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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">ps -C named -o start,lstart is the time since the process was started.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">One can also force BIND to “reset” with a SIGHUP without actually stopping and starting the daemon.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">This will cause (among many other things) the pid file to be reset. (You can also find a “general: notice: running” about this time in the logs that should pretty closely align with the
last reset time, or startup time if there is none.).<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">The “reset” probably explains the difference between the two times that you see.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">The stats counters are since startup time and not affected by a reset as far as I am aware.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Regards, <o:p>
</o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">Mathew Eis<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">Northern Arizona University<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Calibri;color:black">Information Technology Services<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-family:Calibri;color:black">From: </span>
</b><span style="font-family:Calibri;color:black">bind-users <bind-users-bounces@lists.isc.org> on behalf of Jonathan Reed <jreed777@gmail.com><br>
<b>Date: </b>Thursday, January 5, 2017 at 1:54 PM<br>
<b>To: </b>bind-users <bind-users@lists.isc.org><br>
<b>Subject: </b>real BIND start time<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hi, <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I'm running <span style="font-family:"monospace","serif"">rndc stats</span> and trying to determine how long the stats are good for. I'm querying the server start time by a couple methods but they're not the same. Which one should I rely
on?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-family:"monospace","serif"">$ date -r /var/run/named/named.pid</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:"monospace","serif"">Sun Jan 1 03:38:04 EST 2017</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:"monospace","serif"">$ ps -C named -o lstart=</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-family:"monospace","serif"">Sat Dec 24 12:03:47 2016</span><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">I'm using the version <span style="font-family:"monospace","serif"">bind-9.8.2-0.23.rc1.el6_5.1.x86_64</span> package on CentOS.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks<o:p></o:p></p>
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