Microsoft-Windows-Hyper-V-Guest-Drivers-Dynamic-Memory

Event	Title	Channel	Sample	Rule
1	The dynamic memory driver failed unexpectedly.	Admin	N	N
2	The dynamic memory driver failed because this version of Windows does not …	Admin	N	N
3	The dynamic memory driver failed because it is outdated and cannot communicate …	Admin	N	N
4	The dynamic memory driver failed because the device was removed.	Admin	N	N
5	The dynamic memory driver failed because a nested instance of Hyper-V was …	Admin	N	N
6	The dynamic memory driver operation [OperationMessage] failed with error: Error.	Admin	N	N
7	The dynamic memory driver memory operation [OperationMessage] failed with error: …	Admin	N	N
8	The system power capabilities could not be determined.	Admin	N	N
100	The dynamic memory driver memory operation [OperationMessage] succeeded.	Analytic	N	N
101	The following dynamic memory capability was exchanged - Highest hot add page: …	Admin	N	N
102	The dynamic memory driver successfully negotiated the protocol version …	Admin	N	N
103	Hibernate is supported.	Admin	N	N

Event ID 1: The dynamic memory driver failed unexpectedly.

Channel: Admin

Event ID 2: The dynamic memory driver failed because this version of Windows does not support this feature.

Channel: Admin

Event ID 3: The dynamic memory driver failed because it is outdated and cannot communicate with the management operating system.

Channel: Admin

Event ID 4: The dynamic memory driver failed because the device was removed.

Channel: Admin

Event ID 5: The dynamic memory driver failed because a nested instance of Hyper-V was detected.

Channel: Admin

Event ID 6: The dynamic memory driver operation [OperationMessage] failed with error: Error.

Channel: Admin

Message #

The dynamic memory driver operation [%1] failed with error: %2.

Fields #

Name	Description
`OperationMessage` UnicodeString
`Error` UInt32

Event ID 7: The dynamic memory driver memory operation [OperationMessage] failed with error: Error.

Channel: Admin

Message #

The dynamic memory driver memory operation [%1] failed with error: %2.

Fields #

Name	Description
`OperationMessage` UnicodeString
`Error` UInt32

Event ID 8: The system power capabilities could not be determined.

Channel: Admin

Description

The system power capabilities could not be determined. Failed with error: Error.

Message #

The system power capabilities could not be determined. Failed with error: %1.

Fields #

Name	Description
`Error` UInt32

Event ID 100: The dynamic memory driver memory operation [OperationMessage] succeeded.

Channel: Analytic

Description

The dynamic memory driver memory operation [OperationMessage] succeeded. Page count processed: PageCount.

Message #

The dynamic memory driver memory operation [%1] succeeded. Page count processed: %2.

Fields #

Name	Description
`OperationMessage` UnicodeString
`PageCount` UInt32

Event ID 101: The following dynamic memory capability was exchanged - Highest hot add page: HighestHotAddPage, Min page count: MinPageCount, IsHighestPageDetermined: IsHighestPageDetermined, Supports hot add...

Channel: Admin

Description

The following dynamic memory capability was exchanged - Highest hot add page: HighestHotAddPage, Min page count: MinPageCount, IsHighestPageDetermined: IsHighestPageDetermined, Supports hot add: SupportsHotAdd, Supports hot remove: SupportsHotRemove, Supports Contiguous Allocations: SupportsContiguousAllocations, Supports Fast Contiguous Allocations: SupportsFastContiguousAllocations, Supports huge page allocations: SupportsHugePageAllocations.

Message #

The following dynamic memory capability was exchanged - Highest hot add page: %1, Min page count: %2, IsHighestPageDetermined: %3, Supports hot add: %4, Supports hot remove: %5, Supports Contiguous Allocations: %6, Supports Fast Contiguous Allocations: %7, Supports huge page allocations: %8.

Fields #

Name	Description
`HighestHotAddPage` HexInt64
`MinPageCount` UInt64
`IsHighestPageDetermined` Boolean
`SupportsHotAdd` Boolean
`SupportsHotRemove` Boolean
`SupportsContiguousAllocations` Boolean
`SupportsFastContiguousAllocations` Boolean
`SupportsHugePageAllocations` Boolean

Event ID 102: The dynamic memory driver successfully negotiated the protocol version MajorVersion.

Channel: Admin

Description

The dynamic memory driver successfully negotiated the protocol version MajorVersion.MinorVersion.

Message #

The dynamic memory driver successfully negotiated the protocol version %1.%2.

Fields #

Name	Description
`MajorVersion` UInt32
`MinorVersion` UInt32

Event ID 103: Hibernate is supported.

Channel: Admin

Description

Hibernate is supported. As a result, hot add and hot remove are not supported.

Message #

Hibernate is supported. As a result, hot add and hot remove are not supported.

Provenance

ETW provider GUID ba2ffb5c-e20a-4fb9-91b4-45f61b4b66a0

Defined in dmvsc.sys, the binary that emits these events.

WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.2849, captured 2026-06-02 — Manifest XML pack, 1.9 MB
Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02 — Manifest XML pack, 2.0 MB