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<body class='hmmessage'><div dir='ltr'><font style="font-size: 12pt;" size="3" face="Calibri"><span style="font-size:12pt;"><span dir="ltr">Martin,<br>
<br>
Have you disabled Large Receive Offset (LRO) on all the Elastic Sky hosts? <a href="http://docwiki.cisco.com/wiki/Disable_LRO" target="_blank">http://docwiki.cisco.com/wiki/Disable_LRO</a><br>
<br>
Thanks,<br>
<br>
Ryan Huff<br>
CCIE Collaboration (Written), CCNP Voice, CCNA Voice,<br>
CCNA Route & Switch, CCNA Wireless<br>
UCCX Specialist</span></span></font><br><br><div><hr id="stopSpelling">From: ms@bilobit.com<br>To: james.buchanan2@gmail.com<br>Date: Mon, 17 Nov 2014 18:06:51 +0000<br>CC: cisco-voip@puck.nether.net<br>Subject: Re: [cisco-voip] VMware 5.5<br><br>
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<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US">So 5.5 is supported with CUCM 9.1.x
</span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US">So the question is: Why do I have CUCM at 100% CPU? Only hard reset helps at this point.</span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US"> </span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US">Thanks, Martin</span></p>
<p class="ecxMsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";" lang="EN-US"> </span></p>
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<p class="ecxMsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";"> James Buchanan [mailto:james.buchanan2@gmail.com]
<br>
<b>Sent:</b> Monday, November 17, 2014 1:10 PM<br>
<b>To:</b> Martin Schmuker<br>
<b>Cc:</b> Cisco VoIP Mailing List<br>
<b>Subject:</b> Re: [cisco-voip] VMware 5.5</span></p>
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<p class="ecxMsoNormal"> </p>
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<p class="ecxMsoNormal">Hello,<br>
<br>
Whenever you are looking for answers on UC virtualization, look here: <a href="http://docwiki.cisco.com/wiki/Virtualization_for_Cisco_Unified_Communications_Manager_%28CUCM%29" target="_blank">
http://docwiki.cisco.com/wiki/Virtualization_for_Cisco_Unified_Communications_Manager_%28CUCM%29</a><br>
<br>
Thanks,<br>
James</p>
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<p class="ecxMsoNormal">On Mon, Nov 17, 2014 at 5:36 AM, Martin Schmuker <<a href="mailto:ms@bilobit.com" target="_blank">ms@bilobit.com</a>> wrote:</p>
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<p class="ecxMsoNormal" style="">Guys,</p>
<p class="ecxMsoNormal" style=""> </p>
<p class="ecxMsoNormal" style=""><span lang="EN-US">since 3 weeks we are running our UC Environment (CUCM, Unity Cxn, IM&P) on ESXi 5.5. At Friday we setup new vCenter 5.5 and added the esx hosts.</span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US">Since saturday, all machines are stuck in 100% CPU after a few hours. Sometimes all machines at the *<b>same</b>* time! They don’t reply Ping (ICMP Echo), and
CPU is at 100%.</span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US">CUCM and Cxn are on 9.1(2)SU2a (9.1.2.12901-3).</span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US">Someone has any idea? Is 9.1.x not supported on vSphere 5.5?</span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US"> </span></p>
<p class="ecxMsoNormal" style=""><span lang="EN-US">Thanks, Martin</span></p>
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<p class="ecxMsoNormal" style=""><br>
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