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Application Domain Resource Monitoring (ARM) ETW Events

These events provide detailed diagnostic information about the state of an application domain. You can use these events or use the application domain resource monitoring (ARM) feature to obtain the same information.

This category consists of the following events:

This event is also raised under the rundown provider as ThreadDC (under the AppDomainResourceManagementRundownKeyword keyword). This is the only event that is raised under the rundown provider in this category.

The following table shows the keyword and level. (For more information, see CLR ETW Keywords and Levels.)

Keyword for raising the event

Level

AppDomainResourceManagementKeyword (0x800)

Informational(4)

ThreadingKeyword (0x10000)

Informational(4)

The following table shows the event information.

Event

Event ID

Raised when

ThreadCreated

85

A thread was created for the application domain.

The following table shows the event data.

Field name

Data type

Description

ThreadID

win:UInt64

ID of the thread that was created.

AppDomainID

win:UInt64

Identifier of the application domain for which thread activity is being reported.

Flags

win:UInt32

Thread creation flags.

ManagedThreadIndex

win:UInt32

Managed index of the thread that was created.

OSThreadID

win:UInt32

Operating system ID of the thread that was created.

ClrInstanceID

win:UInt16

Unique ID for the instance of CLR or CoreCLR.

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The following table shows the keyword and level.

Keyword for raising the event

Level

AppDomainResourceManagementKeyword (0x800)

Informational(4)

The following table shows the event information.

Event

Event ID

Raised when

AppDomainMemAllocated

83

Every 4 MB of memory (approximately) is allocated in the application domain.

The following table shows the event data.

Field name

Data type

Description

AppDomainID

win:UInt64

Identifier of the application domain for which resource usage is being reported.

Allocated

win:UInt64

The total number of bytes allocated in this application domain since the application domain was created (the amount of freed memory is not subtracted).

ClrInstanceID

win:UInt16

Unique ID for the instance of CLR or CoreCLR.

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The following table shows the keyword and level.

Keyword for raising the event

Level

AppDomainResourceManagementKeyword (0x800)

Informational(4)

The following table shows the event information.

Event

Event ID

Raised when

AppDomainMemSurvived

84

Each garbage collection has ended.

The following table shows the event data.

Field name

Data type

Description

AppDomainID

win:UInt64

Identifier of the domain for which resource usage is being reported.

Survived

win:UInt64

The number of bytes that survived after the last collection and that are known to be held by this application domain. This number is accurate and complete after a full collection, but may be incomplete after an ephemeral collection.

ProcessSurvived

win:UInt64

The total bytes that survived from the last collection. After a full collection, this number represents the number of bytes being held live in managed heaps. After an ephemeral collection, this number represents the number of bytes held live in ephemeral generations.

ClrInstanceID

win:UInt16

Unique ID for the instance of CLR or CoreCLR.

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The following table shows the keyword and level.

Keyword for raising the event

Level

AppDomainResourceManagementKeyword (0x800)

Informational(4)

ThreadingKeyword (0x10000)

Informational(4)

The following table shows the event information.

Event

Event ID

Raised when

ThreadAppDomainEnter

87

A thread enters an application domain.

The following table shows the event data.

Field name

Data type

Description

ThreadID

win:UInt64

The thread identifier.

AppDomainID

win:UInt64

The application domain identifier.

ClrInstanceID

win:UInt16

Unique ID for the instance of CLR or CoreCLR.

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The following table shows the keyword and level.

Keyword for raising the event

Level

AppDomainResourceManagementKeyword (0x800)

Informational(4)

ThreadingKeyword (0x10000)

Informational(4)

The following table shows the event information.

Event

Event ID

Raised when

ThreadTerminated

86

A thread terminates.

The following table shows the event data:

Field name

Data type

Description

ThreadID

win:UInt64

The thread identifier.

AppDomainID

win:UInt64

The application domain identifier.

ClrInstanceID

win:UInt16

Unique ID for the instance of CLR or CoreCLR.

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