WMI Service Event Troubleshooting Classes

WMI service event troubleshooting classes are generated by events within the WMI service, such as thread pool creation.

You can subscribe to the abstract base class MSFT_WmiEssEvent notifications to obtain all of the derived events listed in the following table.

Event	Description
MSFT_WmiEssEvent	Parent class for all Windows Management Instrumentation (WMI) Eventing SubSystem (ESS) self events.
MSFT_WmiRegisterNotificationEvent	Represents the creation of an event sink for notification for an event query.
MSFT_WmiCancelNotificationSink	generated when an event sink is canceled.
MSFT_WmiThreadPoolEvent	provides notification of thread events in the WMI Event Sub System (ESS).
MSFT_WmiThreadPoolCreated	Provides notification when a thread is created in the WMI Event Sub System (ESS).
MSFT_WmiThreadPoolDeleted	Provides notification when a thread is deleted in the WMI Event Sub System (ESS).
MSFT_WmiFilterEvent	Parent class for all permanent event consumer filter events.
MSFT_WmiFilterActivated	Defines the successful activation of a permanent event consumer subscription filter.
MSFT_WmiFilterDeactivated	Defines the successful deactivation of a permanent consumer subscription filter.

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