<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>There are really too many variables including how loaded the equipment is with existing call processing load.</div><div><br></div><div><br></div><div><div><div>On Jun 12, 2009, at 4:40 PM, Fuermann, Jason wrote:</div><br class="Apple-interchange-newline"><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div bgcolor="white" lang="EN-US" link="blue" vlink="purple"><div class="Section1"><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); ">Just a shot in the dark, but do you know around how many queries a minute is safe (more than zero I hope<span class="Apple-converted-space"> </span></span><span style="font-family: Wingdings; color: rgb(31, 73, 125); ">J</span><span style="color: rgb(31, 73, 125); ">)? We’ve been running SNMP and I haven’t noticed any spikes in cpu, ect. Due to the polling.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div><div style="border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; border-top-style: solid; border-top-color: rgb(181, 196, 223); border-top-width: 1pt; padding-top: 3pt; padding-right: 0in; padding-bottom: 0in; padding-left: 0in; "><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; ">From:</span></b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; "><span class="Apple-converted-space"> </span>Wes Sisk [<a href="mailto:wsisk@cisco.com" style="color: blue; text-decoration: underline; ">mailto:wsisk@cisco.com</a>]<span class="Apple-converted-space"> </span><br><b>Sent:</b><span class="Apple-converted-space"> </span>Friday, June 12, 2009 11:37 AM<br><b>To:</b><span class="Apple-converted-space"> </span>Fuermann, Jason<br><b>Cc:</b><span class="Apple-converted-space"> </span>abuch; cisco voip<br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [cisco-voip] using Nagios to monitor MCS servers<o:p></o:p></span></div></div></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><o:p> </o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; ">For our own CUOM product we've seen rapid repeated SNMP queries and AXL reads spike CPU and cause code yellow just as you fear.<br><br>In the specific case of Nagios it caused CSCsk46770 which is a PSIRT issue so limited information is available.<br><br><br>I am not recommending against this approach. I am only recommending to take inventory of system health and behavior before and after implementation. We have repeatedly observed monitoring tools causing significant impact.<br><br>/Wes<br><br>On Friday, June 12, 2009 10:32:15 AM, Fuermann, Jason<span class="Apple-converted-space"> </span><a href="mailto:JBF005@shsu.edu" style="color: blue; text-decoration: underline; "><JBF005@shsu.edu></a><span class="Apple-converted-space"> </span>wrote:<br><br><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); ">Would you mind elaborating on the issues? I wouldn’t think snmp gets every few minutes would be that big an issue (at least compared to a single get). Of course, I could also see a single get spiking the cpu and causing a code yellow, I just wouldn’t expect it. Just curious cause we are using snmp to monitor our cluster.</span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); "> </span><o:p></o:p></div><div><div style="border-right-style: none; border-bottom-style: none; border-left-style: none; border-width: initial; border-color: initial; border-top-style: solid; border-top-color: windowtext; border-top-width: 1pt; padding-top: 3pt; padding-right: 0in; padding-bottom: 0in; padding-left: 0in; "><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; ">From:</span></b><span style="font-size: 10pt; font-family: Tahoma, sans-serif; color: windowtext; "><span class="Apple-converted-space"> </span><a href="mailto:cisco-voip-bounces@puck.nether.net" style="color: blue; text-decoration: underline; ">cisco-voip-bounces@puck.nether.net</a><span class="Apple-converted-space"> </span>[<a href="mailto:cisco-voip-bounces@puck.nether.net" style="color: blue; text-decoration: underline; ">mailto:cisco-voip-bounces@puck.nether.net</a>]<span class="Apple-converted-space"> </span><b>On Behalf Of<span class="Apple-converted-space"> </span></b>Wes Sisk<br><b>Sent:</b><span class="Apple-converted-space"> </span>Friday, June 12, 2009 9:09 AM<br><b>To:</b><span class="Apple-converted-space"> </span>abuch<br><b>Cc:</b><span class="Apple-converted-space"> </span>cisco voip<br><b>Subject:</b><span class="Apple-converted-space"> </span>Re: [cisco-voip] using Nagios to monitor MCS servers</span><o:p></o:p></div></div></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "> <o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; ">It is possible but I would caution you to take careful inventory of functionality and alarms before and after implementing nagios. we have seen numerous service impacting issues caused by monitoring tools.<br><br>Regards,<br>Wes<br><br>On Friday, June 12, 2009 2:59:03 AM, abuch<span class="Apple-converted-space"> </span><a href="mailto:abucho@gmail.com" style="color: blue; text-decoration: underline; "><abucho@gmail.com></a><span class="Apple-converted-space"> </span>wrote:<br><br><br><o:p></o:p></div><div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-bottom: 12pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; ">Dear,<br><br>What do you thinks of using Nagios to monitor performance utilization of Cisco MCS servers running windows 2003 like UCCX, WFO QM and Unity?<br><br>regards,<o:p></o:p></p><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0.25in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; text-indent: -0.25in; "><span style="font-size: 12pt; font-family: 'Berlin Sans FB', sans-serif; color: rgb(192, 0, 0); ">Abebe Amare</span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="font-size: 12pt; font-family: 'Berlin Sans FB', sans-serif; color: rgb(192, 0, 0); ">System Engineer, VivaCell</span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="color: rgb(31, 73, 125); "> </span><o:p></o:p></div></div><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; "> <o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; text-align: center; "><o:p> </o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; text-align: center; "><hr size="4" width="90%" align="center">
</pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; text-align: center; "><o:p> </o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; text-align: center; "><o:p> </o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; text-align: center; "> <o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; "> <o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; ">_______________________________________________<o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; ">cisco-voip mailing list<o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; "><a href="mailto:cisco-voip@puck.nether.net" style="color: blue; text-decoration: underline; ">cisco-voip@puck.nether.net</a><o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; "><a href="https://puck.nether.net/mailman/listinfo/cisco-voip" style="color: blue; text-decoration: underline; ">https://puck.nether.net/mailman/listinfo/cisco-voip</a><o:p></o:p></pre><pre style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 10pt; font-family: 'Courier New'; color: black; "> <o:p></o:p></pre><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="font-size: 12pt; font-family: 'Times New Roman', serif; "> </span><o:p></o:p></div><div style="margin-top: 0in; margin-right: 0in; margin-bottom: 0.0001pt; margin-left: 0in; font-size: 11pt; font-family: Calibri, sans-serif; color: black; "><span style="font-size: 12pt; font-family: 'Times New Roman', serif; "><o:p> </o:p></span></div></div></div></span></div><br></div></body></html>