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Foglight for VMware 5.7.0 - User and Reference Guide

Using Foglight for VMware
Introducing the virtual infrastructure Navigation basics Interacting with Foglight for VMware VMware Performance Agent configuration
Reference
Views
VMware Alarms views VMware Explorer views VMware Modeler views VMware VirtualCenter views VMware Environment views Other views
Rules
Agent Rules Cluster Rules Datacenter Rules Datastore Rules Resource Pool Rules ESX Server Rules VirtualCenter Rules Virtual Machine Rules VMW Stale Data Management Rule Virtual Switch Rules
Appendix: Alarm Messages

VMW Virtual Machine Memory Allocation Versus Limit

Purpose
This rule monitors for virtual machines that have a memory limit that is lower than their memory allocation, which could result in poor performance on the virtual machine.
Scope
VMWVirtualMachineMemory
 
Table 243. Rule Definition
Conditions
State
Action
The virtual machine has a memory limit that is higher than its memory allocation.
Normal
None
The virtual machine has a memory limit that is lower than its memory allocation.
Critical
None

VMW Virtual Machine Memory Swapping

Purpose
This rule monitors for the swapping in and out of virtual machine memory.
Scope
VMWVirtualMachineMemory
 
Table 244. Rule Definition
Conditions
State
Action
The virtual machine has not moved any of its memory from its physical pages to the VMware swap file within the ESX Server.
Normal
None
The virtual machine has moved some of its memory from its physical pages to the VMware swap file within the ESX Server. This may adversely affect the virtual machine’s performance.
Critical
None
The virtual machine is actively using memory that it has moved to the VMware swap file. This will adversely affect the virtual machine’s performance.
Fatal
None

VMW Virtual Machine Memory Utilization

Purpose
This rule monitors for high memory utilization for a virtual machine.
Scope
VMWVirtualMachineMemory
 
Table 245. Rule Definition
Conditions
State
Action
The memory utilization is less than 85 percent.
Normal
None
The memory utilization is equal to or greater than 85 percent and less than 90 percent.
Warning
None
The memory utilization is equal to or greater than 90 percent and less than 93 percent.
Critical
Send email to VMware administrator
The memory utilization is equal to or greater than 93 percent.
Fatal
Send email to VMware administrator

VMW Virtual Machine Network IO

Purpose
This rule monitors for spikes and dramatic drops in network IO for a virtual machine.
Scope
VMWVirtualMachineHostNetwork
 
Table 246. Rule Definition
Conditions
State
Action
The network usage is no more than 2.2 standard deviations (NumSTDevs) from the mean network usage.
Normal
None
The network usage is more than 2.2 but no more than 2.8 standard deviations from the mean network usage.
Warning
None
The network usage is more than 2.8 standard deviations from the mean network usage.
Critical
None
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