[cisco-voip] VMware 5.5

Martin Schmuker ms at bilobit.com
Mon Nov 17 13:07:14 EST 2014


Ryan, this is default (on).

Is it best practice to disable LRO?

From: Ryan Huff [mailto:ryanhuff at outlook.com]
Sent: Monday, November 17, 2014 1:58 PM
To: James Buchanan; Martin Schmuker
Cc: Cisco VoIP Mailing List
Subject: RE: [cisco-voip] VMware 5.5

Martin,

Have you disabled Large Receive Offset (LRO) on the Elastic Sky hosts? http://docwiki.cisco.com/wiki/Disable_LRO

Thanks,

Ryan Huff
CCIE Collaboration (Written), CCNP Voice, CCNA Voice,
CCNA Route & Switch, CCNA Wireless
UCCX Specialist
________________________________
Date: Mon, 17 Nov 2014 07:10:05 -0500
From: james.buchanan2 at gmail.com<mailto:james.buchanan2 at gmail.com>
To: ms at bilobit.com<mailto:ms at bilobit.com>
CC: cisco-voip at puck.nether.net<mailto:cisco-voip at puck.nether.net>
Subject: Re: [cisco-voip] VMware 5.5
Hello,

Whenever you are looking for answers on UC virtualization, look here: http://docwiki.cisco.com/wiki/Virtualization_for_Cisco_Unified_Communications_Manager_%28CUCM%29

Thanks,
James

On Mon, Nov 17, 2014 at 5:36 AM, Martin Schmuker <ms at bilobit.com<mailto:ms at bilobit.com>> wrote:
Guys,

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.

Since saturday, all machines are stuck in 100% CPU after a few hours. Sometimes all machines at the *same* time! They don't reply Ping (ICMP Echo), and CPU is at 100%.

CUCM and Cxn are on 9.1(2)SU2a (9.1.2.12901-3).

Someone has any idea? Is 9.1.x not supported on vSphere 5.5?

Thanks, Martin

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