Smarts ESM:How are IsHypervisorCPUOverused, InsufficientCPU and HostCPUUsageAlarm calculated in ESM?

Products

• VMware Smart Assurance

Environment

VMware Smart Assurance - SMARTS

Resolution

How alarms are generate in ESM for:  IsHypervisorCPUOverused, InsufficientCPU and HostCPUUsageAlarm

The attribute "IsHypervisorCPUOverused" is calculated as follows. 
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Whenever ESM received "Host CPU usage" alarm from vCenter ESM look at the message of the event.  If the message contains the string to Red then the value of attribute "IsHypervisorCPUOverused" is set to True. If the message contains the string to Green then the value of attribute "IsHypervisorCPUOverused" is set to False in Hypervisor in ESM topology. 

The event InsufficientCPU is set as follows 
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If the value of the attribute "IsHypervisorCPUOverused" is true then the InsufficientCPU is raised.

event InsufficientCPU
                "The host has the CPU overused issue."
                = (IsXen)? FALSE : IsHypervisorCPUOverused;


The problem HostCPUUsageAlarm is raised as follows.
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If the event InsufficientCPU is active then HostCPUUsageAlarm is generated by ESM.

problem HostCPUUsageAlarm
                "The host has the CPU overused issue."
                => InsufficientCPU,
                InsufficientCPU explains,
                VMwareClusterAutoVMotionSymptom explains if IsHypervisorCPUOverused;