Microsoft-Windows-Kernel-Processor-Power

Event	Title	Channel	Sample	Rule
1	Idle power management features on processor Processor are disabled due to a …	System	N	N
2	Performance power management features on processor Processor are disabled due to …	System	N	N
3	Throttle power management features on processor Processor are disabled due to a …	System	N	N
4	Processor Processor exposes the following.	System	N	N
5	Some processor idle power management features have been disabled due to a known …	System	N	N
6	Some processor performance power management features have been disabled due to a …	System	N	N
7	The speed of processor Processor is being limited by system firmware.	System	N	N
8	The speed of processor Processor is being limited by system firmware.	Diagnostic	N	N
9	DomainPerfStateChange_V3	Operational	N	N
10	ProcessorPerfStateChange_V4	Operational	N	N
11	PerfCheckStart_V1	Operational	N	N
12	RecordedUtility_V3	Operational	N	N
13	ExpectedUtility	Operational	N	N
14	ParkCore_V1	Operational	N	N
15	UnparkCore	Operational	N	N
16	PerfCheckStop	Operational	N	N
18	ProcessorPerfStateChange18_V2	Operational	N	N
19	IdleAccountingRundown_V2	Operational	N	N
20	ProcessorFirmwareRundown	Operational	N	N
21	CStateDomainFirmwareRundown	Operational	N	N
22	PTStateDomainFirmwareRundown	Operational	N	N
23	Summary23	Operational	N	N
24	IdleStatesErrata24	Operational	N	N
25	PerfStatesErrata25	Operational	N	N
26	Processor Number in group Group exposes the following: IdleStateCount idle …	System	Y	N
27	Some processor power management features have been disabled due to a known …	System	N	N
28	ThrottleStatesErrata28	Operational	N	N
29	The platform implements processor performance and throttle state control.	System	N	N
30	PccSummary30	Operational	N	N
31	Some processor power management features have been disabled due to a known …	System	N	N
32	PccErrata32	Operational	N	N
33	Platform based performance and throttle power management features on processor …	System	N	N
34	Idle power management features on processor Number in group Group are disabled …	System	N	N
35	Performance power management features on processor Number in group Group are …	System	N	N
36	Throttle power management features on processor Number in group Group are …	System	N	N
37	The speed of processor Number in group Group is being limited by system …	System	N	N
38	The speed of processor Number in group Group is being limited by system …	Diagnostic	N	N
39	NotifyPStates	Operational	N	N
40	NotifyCStates	Operational	N	N
41	NotifyTStates	Operational	N	N
42	PerfStatesRundown	Operational	N	N
43	BiosPStatesRundown	Operational	N	N
44	BiosCStatesRundown	Operational	N	N
45	BiosTStatesRundown	Operational	N	N
46	PccCapChange	Operational	N	N
47	BiosCapChange	Operational	N	N
48	ThermalCapChange	Operational	N	N
49	PerfCheckMakeup	Operational	N	N
50	LogicalProcessorIdlingCorePark	Operational	N	N
51	LogicalProcessorIdlingRundown	Operational	N	N
52	LatencySensitivityHint	Operational	N	N
53	ParkNodeRecordedStats_V1	Operational	N	N
54	Collaborative processor power controls on processor Number in group Group are …	System	N	N
55	Processor Number in group Group exposes the following power management …	System	Y	N
56	Summary256	Operational	N	N
57	PepGetIdleStates	Operational	N	N
58	PepGetIdleStates58	Operational	N	N
59	PepQueryCapabilities_V1	Operational	N	N
60	PepQueryCapabilities60_V1	Operational	N	N
61	PepPerfConstraintChange	Operational	N	N
62	PepPerfCapabilities_V2	Operational	N	N
63	PepPerfCapabilities63_V2	Operational	N	N
64	ProcessorPerformanceRundown_V8	Operational	N	N
65	ParkNodeRundown_V3	Operational	N	N
66	ParkNodeCapChange_V1	Operational	N	N
67	ProcessorIdleRundown_V1	Operational	N	N
68	ProcessorIdRundown_V2	Operational	N	N
69	PepGetPlatformIdleStates	Operational	N	N
70	PepGetPlatformIdleStates70	Operational	N	N
71	PerfCheckFailedStart	Operational	N	N
72	PlatformIdleAccountingRundown_V1	Operational	N	N
73	PlatformParkingPreference	Operational	N	N
74	LowPowerScenarioChange	Operational	N	N
75	LowPowerScenarioRundown	Operational	N	N
76	LowPowerScenarioInformationRundown	Operational	N	N
77	PepGetIdleStatesV2	Operational	N	N
78	PepGetIdleStatesV2Rundown	Operational	N	N
79	PepGetPlatformIdleState	Operational	N	N
80	PepGetPlatformIdleStateRundown	Operational	N	N
81	DripsAccountingSnapshot_V1	Operational	N	N
82	PlatformAccountingBucketIntervalsRundown	Operational	N	N
83	PlatformIdleVetoIncrement	Operational	N	N
84	PlatformIdleVetoDecrement	Operational	N	N
85	ProcessorIdleVetoIncrement	Operational	N	N
86	ProcessorIdleVetoDecrement	Operational	N	N
87	PlatformIdleVetoRundown	Operational	N	N
88	ProcessorIdleVetoRundown	Operational	N	N
89	StaticPolicyRundown_V1	Operational	N	N
90	PerfSelectProcessorState	Operational	N	N
91	VetoNameRundown	Operational	N	N
92	PepGetCoordinatedIdleStates	Operational	N	N
93	PepGetCoordinatedIdleStatesRundown	Operational	N	N
94	PepGetCoordinatedDependency	Operational	N	N
95	PepGetCoordinatedDependencyRundown	Operational	N	N
96	MediaBufferingNotify	Operational	N	N
97	ComputeEnergy	Operational	N	N
98	CoordinatedIdleRundown	Operational	N	N
99	HeteroResponse	Operational	N	N
100	PerfCheckStart100	Operational	N	N
101	HeteroDistributeUtility	Operational	N	N
102	ProfileRegistered	Operational	N	N
103	ProfileRundown	Operational	N	N
104	ProfileChange	Operational	N	N
105	ProfileSettingChange	Operational	N	N
106	ProfileSettingRundown	Operational	N	N
107	ProfileStatusRundown	Operational	N	N
108	ProfileEnabled	Operational	N	N
109	ProfileDisabled	Operational	N	N
110	IdleDurationExpiration	Operational	N	N
111	DeliveredPerfChange_V2	Operational	N	N
112	ParkSelection	Operational	N	N
113	ProcessorEnergyCounter	Operational	N	N
114	PackageEnergyCounter	Operational	N	N
115	ProcessorPreVetoAccountingRundown	Operational	N	N
116	PlatformPreVetoAccountingRundown	Operational	N	N
117	NotifyCpcHighest	Operational	N	N
118	ProcessorClassUpdate_V1	Operational	N	N
119	HeterogeneousPoliciesChanged	Operational	N	N
120	HeterogeneousPoliciesRundown	Operational	N	N
121	AutonomousModeChange	Operational	N	N
122	ProcessorLpiStatesRundown	Operational	N	N
123	ProcessorContainerLpiStatesRundown	Operational	N	N
124	VirtualHeterogeneityRundown	Operational	N	N
125	VirtualHeterogeneitySupportChanged	Operational	N	N
126	QosSupportRundown	Operational	N	N
127	QosSupportChanged	Operational	N	N
128	PepPerfDomainInfo_V1	Operational	N	N
129	PepPerfDomainInfoRundown_V1	Operational	N	N
130	HgsUpdate	Operational	N	N
131	ParkNodeClassRecordedStats_V1	Operational	N	N
132	ParkNodeParkHintChange	Operational	N	N
133	HiddenProcessorPerfRundown	Operational	N	N
134	HiddenProcessorBiosCapChange	Operational	N	N
135	HiddenProcessorThermalCapChange	Operational	N	N
136	Processor performance state controls are operating in a degraded state due to …	System	N	N
137	SoftParkSelection	Operational	N	N
138	SoftParkStateChange	Operational	N	N
139	RecordedUtilityHv_V1	Operational	N	N
140	PerfSelectProcessorStateHv	Operational	N	N
141	DeliveredPerfChangeHv	Operational	N	N
142	ExpectedUtilityHv	Operational	N	N
143	AutonomousModeChangeHv	Operational	N	N
144	ProcessorPerfStateChangeHv	Operational	N	N
145	BiosCapChangeHv	Operational	N	N
146	ThermalCapChangeHv	Operational	N	N
147	ProcessorPerformanceRundownHv	Operational	N	N
148	DeliveredPerfChange148	Operational	N	N
149	PerfDomainRundown	Operational	N	N
150	Summary2Hv	Operational	N	N
151	Summary2Hv151	Operational	N	N
152	SummaryHv	Operational	N	N
153	QuickCapInfoHv	Operational	N	N
154	LongCapInfoHv	Operational	N	N
155	ProcessorFirmwareRundownHv	Operational	N	N
156	PerfStatesRundownHv	Operational	N	N
157	BiosPStatesRundownHv	Operational	N	N
158	BiosCStatesRundownHv	Operational	N	N
159	BiosTStatesRundownHv	Operational	N	N
160	IdleStatesErrorHv	Operational	N	N
161	PerfStatesErrorHv	Operational	N	N
162	ThrottleStatesErrorHv	Operational	N	N
163	PccErrorHv	Operational	N	N
164	CpcErrorHv	Operational	N	N
165	NotifyPStatesHv	Operational	N	N
166	NotifyCStatesHv	Operational	N	N
167	NotifyTStatesHv	Operational	N	N
168	NotifyCpcHighestHv	Operational	N	N
169	PccCapChangeHv	Operational	N	N
170	ProcessorLpiStatesRundownHv	Operational	N	N
171	HardwareDebugRegisterRundown	Operational	N	N
172	HardwareDebugParameterRundown	Operational	N	N
173	HardwareDebugRegisterValueChange	Operational	N	N
174	HardwareDebugRegisterAdd	Operational	N	N
175	HardwareDebugRegisterRemove	Operational	N	N
176	HardwareDebugParameterAdd	Operational	N	N
177	HardwareDebugParameterRemove	Operational	N	N
178	QosClassPolicy	Operational	N	N
179	QosClassPolicyRundown	Operational	N	N
180	WpsDynamicTableRundown	Operational	N	N
181	WpsDynamicTableChanged	Operational	N	N
182	WpsOrderValueTableRundown	Operational	N	N
183	WpsOrderValueTableChanged	Operational	N	N
184	HeteroFavoredCoreRotationChanged	Operational	N	N
185	HeteroWpsActiveWorkloadClass_V1	Operational	N	N
186	HeteroParkingSelectionCount_V1	Operational	N	N
187	MultiCoreClassHeteroSets	Operational	N	N
188	DualCoreClassHeteroSets	Operational	N	N
189	SoftParkingRankListChanged	Operational	N	N
190	MultiClassHeteroResponse	Operational	N	N
191	MultiClassHeteroResponseUpdate	Operational	N	N
192	ParkingCountSelection	Operational	N	N
193	MultiCoreHeteroSetRundown_V1	Operational	N	N
194	MultiCoreHeteroSetUpdate_V1	Operational	N	N
195	WpsDynamicUpdateReason	Operational	N	N
196	WpsDynamicUpdateReasonRundown	Operational	N	N
197	WpsDynamicUpdateReasonBitIndexMapRundown	Operational	N	N
198	ProcessorEnergyEsuRundown	Operational	N	N
199	EnergyEstimationFrequencyRundown	Operational	N	N
200	ProcessorLatencyRequirementChange	Operational	N	N
201	ProcessorLatencyReevaluationWake	Operational	N	N
202	QosClassPerfSelection_V1	Operational	N	N
203	QosClassPerfSelectionRundown_V1	Operational	N	N
204	ForceParkStateChange	Operational	N	N
205	WpsContainmentGroupInfo	Operational	N	N
206	WpsContainmentGroupInfoRundown	Operational	N	N
207	WpsContainmentPolicyChange_V1	Operational	N	N
208	WpsContainmentPolicyChangeRundown_V1	Operational	N	N
209	WpsContainmentUnparkCount	Operational	N	N
210	WpsContainmentHwUpdate	Operational	N	N
211	QosClassPolicy211_V1	Operational	N	N
212	QosClassPolicyRundown212_V1	Operational	N	N
213	ProcessorIdHvRundown	Operational	N	N
214	RestrictionRundown	Operational	N	N
215	RestrictionUpdate	Operational	N	N
216	WpsContainmentHwUpdate216	Operational	N	N
217	CoreParkingSelection	Operational	N	N
223	SoftParkLatencyUpdate	Operational	N	N
224	HighPerfSoftParkLatencyRundown	Operational	N	N

Event ID 1: Idle power management features on processor Processor are disabled due to a firmware problem.

Channel: System
Task: IdleStatesError

Description

Idle power management features on processor Processor are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Idle power management features on processor %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Processor` UInt32

Event ID 2: Performance power management features on processor Processor are disabled due to a firmware problem.

Channel: System
Task: PerfStatesError

Description

Performance power management features on processor Processor are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Performance power management features on processor %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Processor` UInt32

Event ID 3: Throttle power management features on processor Processor are disabled due to a firmware problem.

Channel: System
Task: ThrottleStatesError

Description

Throttle power management features on processor Processor are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Throttle power management features on processor %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Processor` UInt32

Event ID 4: Processor Processor exposes the following.

Channel: System
Task: Summary

Message #

Processor %1 exposes the following:

%2 idle state(s)
%3 performance state(s)
%4 throttle state(s)

Fields #

Name	Description
`Processor` UInt32
`IdleStateCount` UInt32
`PerfStateCount` UInt32
`ThrottleStateCount` UInt32
`IdleState` UInt16
`PerfState` Int32

Event ID 5: Some processor idle power management features have been disabled due to a known firmware problem.

Channel: System
Task: IdleStatesErrata

Description

Some processor idle power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Some processor idle power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Event ID 6: Some processor performance power management features have been disabled due to a known firmware problem.

Channel: System
Task: PerfStatesErrata

Description

Some processor performance power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Some processor performance power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Event ID 7: The speed of processor Processor is being limited by system firmware.

Channel: System
Task: LongCapInfo

Description

The speed of processor Processor is being limited by system firmware. The processor has been in this reduced performance state for CapDurationInSeconds seconds since the last report.

Message #

The speed of processor %1 is being limited by system firmware. The processor has been in this reduced performance state for %2 seconds since the last report.

Fields #

Name	Description
`Processor` UInt32
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32

Event ID 8: The speed of processor Processor is being limited by system firmware.

Channel: Diagnostic
Task: QuickCapInfo

Description

The speed of processor Processor is being limited by system firmware. The processor has been in this reduced performance state for CapDurationInSeconds seconds since the last report.

Message #

The speed of processor %1 is being limited by system firmware. The processor has been in this reduced performance state for %2 seconds since the last report.

Fields #

Name	Description
`Processor` UInt32
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32

Event ID 9: DomainPerfStateChange_V3

Channel: Operational
Task: DomainPerfStateChange

Fields #

Name	Description
`State` UInt32
`Speed` UInt32
`GroupCount` UInt16
`Group` Int64
`Performance` UInt32
`MinPercent` UInt32
`MaxPercent` UInt32
`TolerancePercent` UInt32
`Autonomous` Boolean

Event ID 10: ProcessorPerfStateChange_V4

Channel: Operational
Task: ProcessorPerfStateChange

Fields #

Name	Description
`State` UInt32
`Speed` UInt32
`Group` UInt16
`Number` UInt8
`Performance` UInt32
`TolerancePercent` UInt32
`MinPercent` UInt32
`MaxPercent` UInt32
`EppPercent` UInt32
`ActivityWindow` UInt32
`Autonomous` Boolean
`Initiated` Boolean
`QosClass` UInt32
`ResourcePriority` UInt64
`ResourcePriorityPercent` UInt32

Event ID 11: PerfCheckStart_V1

Channel: Operational
Task: PerfCheck
Opcode: Start

Fields #

Name	Description
`PpmCheckTime` UInt64
`AdjustedCheckTime` UInt64
`StartPhase` UInt32

Event ID 12: RecordedUtility_V3

Channel: Operational
Task: RecordedUtility

Fields #

Name	Description
`PpmCheckTime` UInt64
`IdleTime` UInt64
`BusyTime` UInt64
`Frequency` UInt32
`Group` UInt16
`Number` UInt8
`DeliveredPerformance` UInt32
`Utility` UInt16
`AffinitizedUtility` UInt16
`FrequencySensitivity` UInt8
`BufferingPercent` UInt8
`StallTime` UInt64
`ImportantPercent` UInt8
`IdealPercent` UInt8

Event ID 13: ExpectedUtility

Channel: Operational
Task: ExpectedUtility

Fields #

Name	Description
`PpmCheckTime` UInt64
`IdleTimeInMs` UInt32
`BusyTimeInMs` UInt32
`ExcessBusyTimeInMs` UInt32
`Frequency` UInt32
`Group` UInt16
`Number` UInt8

Event ID 14: ParkCore_V1

Channel: Operational
Task: ParkCore

Fields #

Name	Description
`PpmCheckTime` UInt64
`Group` UInt16
`Number` UInt8
`SoftParked` Boolean

Event ID 15: UnparkCore

Channel: Operational
Task: UnparkCore

Fields #

Name	Description
`PpmCheckTime` UInt64
`Group` UInt16
`Number` UInt8

Event ID 16: PerfCheckStop

Channel: Operational
Task: PerfCheck
Opcode: Stop

Fields #

Name	Description
`PpmCheckTime` UInt64

Event ID 18: ProcessorPerfStateChange18_V2

Channel: Operational
Task: ProcessorPerfStateChange

Fields #

Name	Description
`State` UInt32
`Speed` UInt32
`Group` UInt16
`Number` UInt8
`Performance` UInt32
`TolerancePercent` UInt32

Event ID 19: IdleAccountingRundown_V2

Channel: Operational
Task: IdleAccountingRundown

Fields #

Name	Description
`StateCount` UInt32
`TotalTransitions` UInt32
`ResetCount` UInt32
`AbortCount` UInt32
`StartTime` UInt64
`State` Float
`Group` UInt16
`Number` UInt8
`IdleTime` UInt64
`SelectionCount` UInt32
`SelectionAccounting` SID

Event ID 20: ProcessorFirmwareRundown

Channel: Operational
Task: ProcessorFirmwareRundown

Fields #

Name	Description
`FeaturesPresent` UInt32
`FeaturesAccessed` UInt32
`FeaturesValidated` UInt32
`Group` UInt16
`Number` UInt8

Event ID 21: CStateDomainFirmwareRundown

Channel: Operational
Task: CStateDomainFirmwareRundown

Fields #

Name	Description
`DomainId` UInt32
`MemberCount` UInt32
`MembersEnumerated` UInt32

Event ID 22: PTStateDomainFirmwareRundown

Channel: Operational
Task: PTStateDomainFirmwareRundown

Fields #

Name	Description
`DomainId` UInt32
`MemberCount` UInt32
`MembersEnumerated` UInt32

Event ID 23: Summary23

Channel: Operational
Task: Summary

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`IdleStateCount` UInt32
`PerfStateCount` UInt32
`ThrottleStateCount` UInt32
`IdleState` Int32
`PerfState` UInt32

Event ID 24: IdleStatesErrata24

Channel: Operational
Task: IdleStatesErrata

Event ID 25: PerfStatesErrata25

Channel: Operational
Task: PerfStatesErrata

Event ID 26: Processor Number in group Group exposes the following: IdleStateCount idle state(s) PerfStateCount performance state(s) ThrottleStateCount throttle state(s).

Channel: System
Level: Informational
Task: Summary

Description

Processor in group exposes the following.

Message #

Processor %2 in group %1 exposes the following:

%3 idle state(s)
%4 performance state(s)
%5 throttle state(s)

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`IdleStateCount` UInt32
`PerfStateCount` UInt32
`ThrottleStateCount` UInt32
`IdleState`
`PerfState`

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-Processor-Power",
    "guid": "0F67E49F-FE51-4E9F-B490-6F2948CC6027",
    "event_source_name": "",
    "event_id": 26,
    "version": 0,
    "level": 4,
    "task": 4,
    "opcode": 0,
    "keywords": 9223372036854775808,
    "time_created": "2013-10-23T16:15:44.390626+00:00",
    "event_record_id": 25,
    "correlation": {},
    "execution": {
      "process_id": 4,
      "thread_id": 52
    },
    "channel": "System",
    "computer": "37L4247D28-05",
    "security": {
      "user_id": "S-1-5-18"
    }
  },
  "event_data": {
    "Group": 0,
    "Number": 0,
    "IdleStateCount": 1,
    "PerfStateCount": 0,
    "ThrottleStateCount": 0
  },
  "message": "Hyper-V logical processor 0 exposes the following:\n\n1 idle state(s)\n0 performance state(s)\n0 throttle state(s)"
}

References #

Example event sourced from https://github.com/Yamato-Security/hayabusa-sample-evtx

Event ID 27: Some processor power management features have been disabled due to a known firmware problem.

Channel: System
Task: ThrottleStatesErrata

Description

Some processor power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Some processor power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Event ID 28: ThrottleStatesErrata28

Channel: Operational
Task: ThrottleStatesErrata

Event ID 29: The platform implements processor performance and throttle state control.

Channel: System
Task: PccSummary

Message #

The platform implements processor performance and throttle state control.

Minimum performance frequency percentage: %3

Minimum throttled frequency percentage: %4

Fields #

Name	Description
`MajorVersion` UInt8
`MinorVersion` UInt8
`MinPerfPercent` UInt8
`MinThrottlePercent` UInt8

Event ID 30: PccSummary30

Channel: Operational
Task: PccSummary

Fields #

Name	Description
`MajorVersion` UInt8
`MinorVersion` UInt8
`MinPerfPercent` UInt8
`MinThrottlePercent` UInt8

Event ID 31: Some processor power management features have been disabled due to a known firmware problem.

Channel: System
Task: PccErrata

Description

Some processor power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Some processor power management features have been disabled due to a known firmware problem. Check with the computer manufacturer for updated firmware.

Event ID 32: PccErrata32

Channel: Operational
Task: PccErrata

Event ID 33: Platform based performance and throttle power management features on processor Number in group Group are disabled due to a firmware problem.

Channel: System
Task: PccError

Description

Platform based performance and throttle power management features on processor Number in group Group are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Platform based performance and throttle power management features on processor %2 in group %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 34: Idle power management features on processor Number in group Group are disabled due to a firmware problem.

Channel: System
Task: IdleStatesError

Description

Idle power management features on processor Number in group Group are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Idle power management features on processor %2 in group %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 35: Performance power management features on processor Number in group Group are disabled due to a firmware problem.

Channel: System
Task: PerfStatesError

Description

Performance power management features on processor Number in group Group are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Performance power management features on processor %2 in group %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 36: Throttle power management features on processor Number in group Group are disabled due to a firmware problem.

Channel: System
Task: ThrottleStatesError

Description

Throttle power management features on processor Number in group Group are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Throttle power management features on processor %2 in group %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 37: The speed of processor Number in group Group is being limited by system firmware.

Channel: System
Task: LongCapInfo

Description

The speed of processor Number in group Group is being limited by system firmware. The processor has been in this reduced performance state for CapDurationInSeconds seconds since the last report.

Message #

The speed of processor %2 in group %1 is being limited by system firmware. The processor has been in this reduced performance state for %3 seconds since the last report.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32
`PccChanges` UInt32

Event ID 38: The speed of processor Number in group Group is being limited by system firmware.

Channel: Diagnostic
Task: QuickCapInfo

Description

The speed of processor Number in group Group is being limited by system firmware. The processor has been in this reduced performance state for CapDurationInSeconds seconds since the last report.

Message #

The speed of processor %2 in group %1 is being limited by system firmware. The processor has been in this reduced performance state for %3 seconds since the last report.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32
`PccChanges` UInt32

Event ID 39: NotifyPStates

Channel: Operational
Task: NotifyPStates

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Cap` UInt32

Event ID 40: NotifyCStates

Channel: Operational
Task: NotifyCStates

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 41: NotifyTStates

Channel: Operational
Task: NotifyTStates

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Cap` UInt32

Event ID 42: PerfStatesRundown

Channel: Operational
Task: PerfStatesRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateCount` UInt32
`States` UInt8

Event ID 43: BiosPStatesRundown

Channel: Operational
Task: BiosPStatesRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`PBlockAddress` UInt32
`PBlockLength` UInt8
`ProcessorId` UInt32
`ApicId` UInt32
`Ppc` UInt32
`PctControl` Float
`PctStatus` Pointer
`StateCount` UInt32
`PssStates` HexInt64

Event ID 44: BiosCStatesRundown

Channel: Operational
Task: BiosCStatesRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FadtC2Latency` UInt16
`FadtC3Latency` UInt16
`CStateVersionInUse` UInt32
`StateCount` UInt32
`CstStates` Int32

Event ID 45: BiosTStatesRundown

Channel: Operational
Task: BiosTStatesRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FadtDutyWidth` UInt8
`FadtDutyOffset` UInt8
`Tpc` UInt32
`TStateVersionInUse` UInt32
`PtcControl` UInt64
`PtcStatus` GUID
`StateCount` UInt32
`TssStates` HexInt32

Event ID 46: PccCapChange

Channel: Operational
Task: PccCapChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Cap` UInt32

Event ID 47: BiosCapChange

Channel: Operational
Task: BiosCapChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Cap` UInt32

Event ID 48: ThermalCapChange

Channel: Operational
Task: ThermalCapChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Cap` UInt32

Event ID 49: PerfCheckMakeup

Channel: Operational
Task: PerfCheck
Opcode: Makeup

Event ID 50: LogicalProcessorIdlingCorePark

Channel: Operational
Task: LogicalProcessorIdlingCorePark

Fields #

Name	Description
`Cap` UInt32
`IsApplied` Boolean

Event ID 51: LogicalProcessorIdlingRundown

Channel: Operational
Task: LogicalProcessorIdlingRundown

Fields #

Name	Description
`Cap` UInt32
`IsApplied` Boolean

Event ID 52: LatencySensitivityHint

Channel: Operational
Task: LatencySensitivityHint

Fields #

Name	Description
`HintType` UInt32

Event ID 53: ParkNodeRecordedStats_V1

Channel: Operational
Task: ParkNodeRecordedStats

Fields #

Name	Description
`NodeIndex` UInt16
`GroupCount` UInt16
`Group` UInt32
`ConcurrentCores` UInt16
`HistogramSize` UInt32
`ConcurrencyHistogram` UInt64
`DistributeCores` UInt16
`ConcurrencyHistogramDelta` UInt64

Event ID 54: Collaborative processor power controls on processor Number in group Group are disabled due to a firmware problem.

Channel: System
Task: CpcError

Description

Collaborative processor power controls on processor Number in group Group are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Message #

Collaborative processor power controls on processor %2 in group %1 are disabled due to a firmware problem. Check with the computer manufacturer for updated firmware.

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 55: Processor Number in group Group exposes the following power management capabilities.

Channel: System
Level: Informational
Task: Summary2

Message #

Processor %2 in group %1 exposes the following power management capabilities:

Idle state type: %4 (%3 state(s))

Performance state type: %9
Nominal Frequency (MHz): %5
Maximum performance percentage: %6
Minimum performance percentage: %7
Minimum throttle percentage: %8

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`IdleStateCount` UInt32
`IdleImplementation` UInt32	Idle state type.
`NominalFrequency` UInt32	Nominal Frequency (MHz).
`MaximumPerformancePercent` UInt32	Maximum performance percentage.
`MinimumPerformancePercent` UInt32	Minimum performance percentage.
`MinimumThrottlePercent` UInt32	Minimum throttle percentage.
`PerformanceImplementation` UInt32	Performance state type.

Example Event #

{
  "system": {
    "provider": "Microsoft-Windows-Kernel-Processor-Power",
    "guid": "{0F67E49F-FE51-4E9F-B490-6F2948CC6027}",
    "event_source_name": "",
    "event_id": 55,
    "version": 0,
    "level": 4,
    "task": 47,
    "opcode": 0,
    "keywords": -9223372036854775808,
    "time_created": "2026-05-29T16:32:46.3433860+00:00",
    "event_record_id": 6690,
    "correlation": {},
    "execution": {
      "process_id": 4,
      "thread_id": 196
    },
    "channel": "System",
    "computer": "telemetry-DC-a.cell-a.ludus.domain",
    "security": {
      "user_id": "S-1-5-18"
    }
  },
  "event_data": {
    "Group": "0",
    "Number": "7",
    "IdleStateCount": "1",
    "IdleImplementation": "1",
    "NominalFrequency": "2195",
    "MaximumPerformancePercent": "100",
    "MinimumPerformancePercent": "100",
    "MinimumThrottlePercent": "100",
    "PerformanceImplementation": "0"
  },
  "message": "Processor 7 in group 0 exposes the following power management capabilities:\r\n\r\nIdle state type: ACPI Idle (C) States (1 state(s))\r\n\r\nPerformance state type: None\r\nNominal Frequency (MHz): 2195\r\nMaximum performance percentage: 100\r\nMinimum performance percentage: 100\r\nMinimum throttle percentage: 100"
}

Event ID 56: Summary256

Channel: Operational
Task: Summary2

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`IdleStateCount` UInt32
`IdleImplementation` UInt32
`NominalFrequency` UInt32
`MaximumPerformancePercent` UInt32
`MinimumPerformancePercent` UInt32
`MinimumThrottlePercent` UInt32
`PerformanceImplementation` UInt32

Event ID 57: PepGetIdleStates

Channel: Operational
Task: PepGetIdleStates

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`MaximumCoordinatedProcessors` UInt32
`StateCount` UInt32
`States` Int16

Event ID 58: PepGetIdleStates58

Channel: Operational
Task: PepGetIdleStates

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`MaximumCoordinatedProcessors` UInt32
`StateCount` UInt32
`States` Int16

Event ID 59: PepQueryCapabilities_V1

Channel: Operational
Task: PepQueryCapabilities

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FeedbackCounterCount` UInt32
`IdleStateCount` UInt32
`PerformanceStatesSupported` Boolean
`ParkingSupported` Boolean
`DiscretePerformanceStateCount` UInt8

Event ID 60: PepQueryCapabilities60_V1

Channel: Operational
Task: PepQueryCapabilities

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FeedbackCounterCount` UInt32
`IdleStateCount` UInt32
`PerformanceStatesSupported` Boolean
`ParkingSupported` Boolean
`DiscretePerformanceStateCount` UInt8

Event ID 61: PepPerfConstraintChange

Channel: Operational
Task: PepPerfConstraintChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`GuaranteedPerformance` UInt32
`LimitReasons` UInt32

Event ID 62: PepPerfCapabilities_V2

Channel: Operational
Task: PepPerfCapabilities

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FeedbackCount` UInt32
`Feedback` Binary
`HighestPerformance` UInt32
`NominalPerformance` UInt32
`LowestNonlinearPerformance` UInt32
`LowestPerformance` UInt32
`DomainId` UInt32
`DomainMembers` UInt32
`PerfStateCount` UInt8
`PerfStates` SYSTEMTIME
`EppSupported` Boolean
`AutonomousCapability` UInt8

Event ID 63: PepPerfCapabilities63_V2

Channel: Operational
Task: PepPerfCapabilities

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`FeedbackCount` UInt32
`Feedback` Binary
`HighestPerformance` UInt32
`NominalPerformance` UInt32
`LowestNonlinearPerformance` UInt32
`LowestPerformance` UInt32
`DomainId` UInt32
`DomainMembers` UInt32
`PerfStateCount` UInt8
`PerfStates` SYSTEMTIME
`EppSupported` Boolean
`AutonomousCapability` UInt8

Event ID 64: ProcessorPerformanceRundown_V8

Channel: Operational
Task: ProcessorPerformanceRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Parked` Boolean
`BiosCap` UInt32
`ThermalCap` UInt32
`DesiredPerformance` UInt32
`NominalFrequency` UInt32
`MinPercent` UInt32
`MaxPercent` UInt32
`TolerancePercent` UInt32
`DeliveredPerformance` UInt32
`EfficiencyClass` UInt8
`SchedulingClass` UInt8
`Autonomous` Boolean
`EppPercent` UInt32
`ActivityWindow` UInt32
`QosClass` UInt32
`RelativePerformance` UInt32
`EfficiencySchedulingClass` UInt8
`TargetFrequency` UInt32
`SoftParked` Boolean
`DeliveredFrequencyMhz` UInt32
`EppSupported` Boolean

Event ID 65: ParkNodeRundown_V3

Channel: Operational
Task: ParkNodeRundown

Fields #

Name	Description
`NodeIndex` UInt16
`GroupCount` UInt16
`Group` UInt32
`Parked` UInt64
`LpiCap` UInt16
`ThermalCap` UInt16
`ParkHint` Double
`SoftParked` Binary

Event ID 66: ParkNodeCapChange_V1

Channel: Operational
Task: ParkNodeCapChange

Fields #

Name	Description
`NodeIndex` UInt16
`GroupCount` UInt16
`Group` Int16
`LpiCap` UInt16
`ThermalCap` UInt16

Event ID 67: ProcessorIdleRundown_V1

Channel: Operational
Task: ProcessorIdleRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Type` UInt32
`StateCount` UInt32
`States` UInt16
`LatencyLimitIn100ns` UInt32

Event ID 68: ProcessorIdRundown_V2

Channel: Operational
Task: ProcessorIdRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`AcpiId` UInt32
`InterruptControllerId` UInt32
`ProcessorIndex` UInt32
`HvLpIndex` UInt32

Event ID 69: PepGetPlatformIdleStates

Channel: Operational
Task: PepGetPlatformIdleStates

Fields #

Name	Description
`PlatformIdleStateCount` UInt32

Event ID 70: PepGetPlatformIdleStates70

Channel: Operational
Task: PepGetPlatformIdleStates

Fields #

Name	Description
`PlatformIdleStateCount` UInt32

Event ID 71: PerfCheckFailedStart

Channel: Operational
Task: PerfCheck
Opcode: FailedStart

Fields #

Name	Description
`AdjustedCheckTime` UInt64

Event ID 72: PlatformIdleAccountingRundown_V1

Channel: Operational
Task: PlatformIdleAccountingRundown

Fields #

Name	Description
`StateCount` UInt32
`ResetCount` UInt32
`TotalTransitions` UInt64
`StartTime` UInt64
`Reserved` UInt64
`State` Float
`Group` UInt16
`Number` UInt8
`SelectionCount` UInt32
`SelectionAccounting` HexInt32
`DripsWakeSkipCount` UInt64

Event ID 73: PlatformParkingPreference

Channel: Operational
Task: PlatformParkingPreference

Fields #

Name	Description
`GroupCount` UInt16
`Group` Int32
`UnparkCount` UInt16
`OSPreferencePark` Int64
`OSPreferenceUnpark` Float
`PlatformPreferencePark` Boolean
`PlatformPreferenceUnpark` GUID

Event ID 74: LowPowerScenarioChange

Channel: Operational
Task: LowPowerScenarioChange

Fields #

Name	Description
`PreviousActiveScenarioId` UInt32
`NewActiveScenarioId` UInt32

Event ID 75: LowPowerScenarioRundown

Channel: Operational
Task: LowPowerScenarioRundown

Fields #

Name	Description
`CurrentActiveScenarioId` UInt32

Event ID 76: LowPowerScenarioInformationRundown

Channel: Operational
Task: LowPowerScenarioInformationRundown

Fields #

Name	Description
`ScenarioId` UInt32
`PlatformIdleStateIndex` UInt32

Event ID 77: PepGetIdleStatesV2

Channel: Operational
Task: PepGetIdleStatesV2

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateCount` UInt32
`States` UInt8

Event ID 78: PepGetIdleStatesV2Rundown

Channel: Operational
Task: PepGetIdleStatesV2Rundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateCount` UInt32
`States` UInt8

Event ID 79: PepGetPlatformIdleState

Channel: Operational
Task: PepGetPlatformIdleState

Fields #

Name	Description
`StateIndex` UInt32
`InitiatingProcessor` Int32
`OneInitiator` Boolean
`Latency` UInt32
`BreakEvenDuration` UInt32
`DependencyCount` UInt32
`Dependencies` Int64

Event ID 80: PepGetPlatformIdleStateRundown

Channel: Operational
Task: PepGetPlatformIdleStateRundown

Fields #

Name	Description
`StateIndex` UInt32
`InitiatingProcessor` Int32
`OneInitiator` Boolean
`Latency` UInt32
`BreakEvenDuration` UInt32
`DependencyCount` UInt32
`Dependencies` Int64

Event ID 81: DripsAccountingSnapshot_V1

Channel: Operational
Task: DripsAccountingSnapshot

Fields #

Name	Description
`ScenarioInstanceId` UInt8
`DripsBucketsCount` UInt32
`TotalTimes` Binary
`ScenarioInstanceIdV2` UInt64

Event ID 82: PlatformAccountingBucketIntervalsRundown

Channel: Operational
Task: PlatformAccountingBucketIntervalsRundown

Fields #

Name	Description
`IntervalLimitsCount` UInt32
`IntervalLimits` Binary

Event ID 83: PlatformIdleVetoIncrement

Channel: Operational
Task: PlatformIdleVetoIncrement

Fields #

Name	Description
`StateIndex` UInt32
`VetoReason` UInt32

Event ID 84: PlatformIdleVetoDecrement

Channel: Operational
Task: PlatformIdleVetoDecrement

Fields #

Name	Description
`StateIndex` UInt32
`VetoReason` UInt32

Event ID 85: ProcessorIdleVetoIncrement

Channel: Operational
Task: ProcessorIdleVetoIncrement

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateIndex` UInt32
`VetoReason` UInt32

Event ID 86: ProcessorIdleVetoDecrement

Channel: Operational
Task: ProcessorIdleVetoDecrement

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateIndex` UInt32
`VetoReason` UInt32

Event ID 87: PlatformIdleVetoRundown

Channel: Operational
Task: PlatformIdleVetoRundown

Fields #

Name	Description
`StateIndex` UInt32
`VetoReason` UInt32
`VetoCount` UInt32

Event ID 88: ProcessorIdleVetoRundown

Channel: Operational
Task: ProcessorIdleVetoRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateIndex` UInt32
`VetoReason` UInt32
`VetoCount` UInt32

Event ID 89: StaticPolicyRundown_V1

Channel: Operational
Task: StaticPolicyRundown

Fields #

Name	Description
`PerfBoostAtGuaranteed` Boolean
`PerfIdealAggressiveIncreasePolicyThreshold` UInt32
`PerfSingleStepSize` UInt32
`PerfCalculateActualUtilization` UInt32
`PerfArtificialDomain` Boolean
`LowLatencyScalingPercentage` UInt32
`ParkWithCoreGranularity` UInt32
`MultiparkGranularity` UInt32
`QosManagesIdleProcessors` Boolean
`QosHysteresis` UInt32
`CoreParkingRotationSeedTimeInMs` UInt32
`EffectiveParkingGranularity` UInt16
`IsUnparkCoresPolicyEnabled` Boolean
`MultiCoreScheduling` UInt32
`MultiCoreParking` UInt32

Event ID 90: PerfSelectProcessorState

Channel: Operational
Task: PerfSelectProcessorState

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`ResolvedUtilization` UInt32
`Target` UInt32
`ResolvedTarget` UInt32
`Flags` UInt32

Event ID 91: VetoNameRundown

Channel: Operational
Task: VetoNameRundown

Fields #

Name	Description
`VetoReason` UInt32
`Name` UnicodeString

Event ID 92: PepGetCoordinatedIdleStates

Channel: Operational
Task: PepGetCoordinatedIdleStates

Fields #

Name	Description
`StateCount` UInt32
`CoordinatedStates` AnsiString

Event ID 93: PepGetCoordinatedIdleStatesRundown

Channel: Operational
Task: PepGetCoordinatedIdleStatesRundown

Fields #

Name	Description
`StateCount` UInt32
`CoordinatedStates` AnsiString

Event ID 94: PepGetCoordinatedDependency

Channel: Operational
Task: PepGetCoordinatedDependency

Fields #

Name	Description
`StateIndex` UInt32
`DependencyIndex` UInt32
`ProcessorDependency` Boolean
`TargetProcessor` UInt16
`OptionCount` UInt32
`Options` UInt32

Event ID 95: PepGetCoordinatedDependencyRundown

Channel: Operational
Task: PepGetCoordinatedDependencyRundown

Fields #

Name	Description
`StateIndex` UInt32
`DependencyIndex` UInt32
`ProcessorDependency` Boolean
`TargetProcessor` UInt16
`OptionCount` UInt32
`Options` UInt32

Event ID 96: MediaBufferingNotify

Channel: Operational
Task: MediaBufferingNotify

Fields #

Name	Description
`Engaged` Boolean

Event ID 97: ComputeEnergy

Channel: Operational
Task: ComputeEnergy

Fields #

Name	Description
`EfficiencyClass` UInt32
`EnergyInMicroJoules` UInt64

Event ID 98: CoordinatedIdleRundown

Channel: Operational
Task: CoordinatedIdleRundown

Fields #

Name	Description
`StateCount` UInt32
`States` AnsiString

Event ID 99: HeteroResponse

Channel: Operational
Task: HeteroResponse

Fields #

Name	Description
`GroupCount` UInt16
`Group` Float
`ProcCount` UInt16
`ActualUtility` UInt32
`EstimatedUtility` UInt64
`ActiveTime` UInt64
`CheckCount` UInt8
`Decision` UInt8
`IdealClass1Count` UInt16
`ActualClass1Count` UInt16
`Flags` UInt32

Event ID 100: PerfCheckStart100

Channel: Operational
Task: PerfCheck
Opcode: Start

Fields #

Name	Description
`PpmCheckTime` UInt64
`AdjustedCheckTime` UInt64
`PipelineId` UInt32

Event ID 101: HeteroDistributeUtility

Channel: Operational
Task: HeteroDistributeUtility

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt8
`Class0FloorPerf` UInt8
`Class1MinimumPerf` UInt8

Event ID 102: ProfileRegistered

Channel: Operational
Task: ProfileRegistered

Fields #

Name	Description
`Name` UnicodeString
`Id` UInt8
`Priority` UInt8
`Flags` UInt32
`Guid` GUID
`ActiveCount` UInt64
`MaxActiveDurationInUs` UInt64
`MinActiveDurationInUs` UInt64
`TotalActiveDurationInUs` UInt64

Event ID 103: ProfileRundown

Channel: Operational
Task: ProfileRundown

Fields #

Name	Description
`Name` UnicodeString
`Id` UInt8
`Priority` UInt8
`Flags` UInt32
`Guid` GUID
`ActiveCount` UInt64
`MaxActiveDurationInUs` UInt64
`MinActiveDurationInUs` UInt64
`TotalActiveDurationInUs` UInt64

Event ID 104: ProfileChange

Channel: Operational
Task: ProfileChange

Fields #

Name	Description
`PreviousProfileId` UInt8
`NextProfileId` UInt8

Event ID 105: ProfileSettingChange

Channel: Operational
Task: ProfileSettingChange

Fields #

Name	Description
`ProfileId` UInt8
`Name` AnsiString
`Type` UInt32
`Class` UInt8
`Guid` GUID
`ValueSize` UInt32
`Value` Binary

Event ID 106: ProfileSettingRundown

Channel: Operational
Task: ProfileSettingRundown

Fields #

Name	Description
`ProfileId` UInt8
`Name` AnsiString
`Type` UInt32
`Class` UInt8
`Guid` GUID
`ValueSize` UInt32
`Value` Binary

Event ID 107: ProfileStatusRundown

Channel: Operational
Task: ProfileStatusRundown

Fields #

Name	Description
`Flags` UInt32

Event ID 108: ProfileEnabled

Channel: Operational
Task: ProfileEnabled

Fields #

Name	Description
`ProfileId` UInt8

Event ID 109: ProfileDisabled

Channel: Operational
Task: ProfileDisabled

Fields #

Name	Description
`ProfileId` UInt8

Event ID 110: IdleDurationExpiration

Channel: Operational
Task: IdleDurationExpiration

Fields #

Name	Description
`GroupCount` UInt16
`Group` AnsiString

Event ID 111: DeliveredPerfChange_V2

Channel: Operational
Task: DeliveredPerfChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`DeliveredPerformance` UInt32
`DurationInUs` UInt64
`DeliveredFrequency` UInt32

Event ID 112: ParkSelection

Channel: Operational
Task: ParkSelection

Fields #

Name	Description
`Group` UInt16
`Processors` Pointer
`OldPark` Pointer
`NewPark` Pointer
`OverUtilizedSet` Pointer
`IsolatedCores` Pointer
`IdealUnparked` UInt8
`UnparkCount` UInt8
`ParkReason` UInt32

Event ID 113: ProcessorEnergyCounter

Channel: Operational
Task: ProcessorEnergyCounter

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`CounterId` UInt32
`CounterValue` UInt64

Event ID 114: PackageEnergyCounter

Channel: Operational
Task: PackageEnergyCounter

Fields #

Name	Description
`CounterId` UInt32
`CounterValue` UInt64

Event ID 115: ProcessorPreVetoAccountingRundown

Channel: Operational
Task: ProcessorPreVetoAccountingRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`StateIndex` UInt32
`VetoCodeCount` UInt32
`Accounting` Int16

Event ID 116: PlatformPreVetoAccountingRundown

Channel: Operational
Task: PlatformPreVetoAccountingRundown

Fields #

Name	Description
`StateIndex` UInt32
`VetoCodeCount` UInt32
`Accounting` Int8

Event ID 117: NotifyCpcHighest

Channel: Operational
Task: NotifyCpcHighest

Fields #

Name	Description
`Group` UInt16
`Number` UInt8

Event ID 118: ProcessorClassUpdate_V1

Channel: Operational
Task: ProcessorClassUpdate

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`EfficiencyClass` UInt8
`SchedulingClass` UInt8
`EfficiencySchedulingClass` UInt8

Event ID 119: HeterogeneousPoliciesChanged

Channel: Operational
Task: HeterogeneousPoliciesChanged

Fields #

Name	Description
`HeterogeneousPolicy` UInt32
`HeterogeneousSystemType` UInt32
`DefaultPolicy` UInt32
`DefaultDynamicPolicy` UInt32
`DynamicCpuPolicyMask` UInt32
`DynamicCpuPolicyImportant` UInt32
`DynamicCpuPolicyImportantShort` UInt32
`DynamicCpuPolicyImportantPriority` UInt32
`DynamicCpuPolicyExpectedRuntime` UInt32
`WPSCapabilities` UInt64

Event ID 120: HeterogeneousPoliciesRundown

Channel: Operational
Task: HeterogeneousPoliciesRundown

Fields #

Name	Description
`HeterogeneousPolicy` UInt32
`HeterogeneousSystemType` UInt32
`DefaultPolicy` UInt32
`DefaultDynamicPolicy` UInt32
`DynamicCpuPolicyMask` UInt32
`DynamicCpuPolicyImportant` UInt32
`DynamicCpuPolicyImportantShort` UInt32
`DynamicCpuPolicyImportantPriority` UInt32
`DynamicCpuPolicyExpectedRuntime` UInt32
`WPSCapabilities` UInt64

Event ID 121: AutonomousModeChange

Channel: Operational
Task: AutonomousModeChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Autonomous` Boolean

Event ID 122: ProcessorLpiStatesRundown

Channel: Operational
Task: ProcessorLpiStatesRundown

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`Revision` UInt32
`LevelId` UInt64
`StateCount` UInt32
`States` UInt16

Event ID 123: ProcessorContainerLpiStatesRundown

Channel: Operational
Task: ProcessorContainerLpiStatesRundown

Fields #

Name	Description
`NamespacePath` UnicodeString
`Revision` UInt32
`LevelId` UInt64
`StateCount` UInt32
`States` Int16

Event ID 124: VirtualHeterogeneityRundown

Channel: Operational
Task: VirtualHeterogeneityRundown

Fields #

Name	Description
`VirtualHeterogeneitySupported` Boolean
`VirtualHeterogeneityOn` Boolean
`DisableReasons` UInt32

Event ID 125: VirtualHeterogeneitySupportChanged

Channel: Operational
Task: VirtualHeterogeneitySupportChanged

Fields #

Name	Description
`VirtualHeterogeneitySupported` Boolean
`VirtualHeterogeneityOn` Boolean
`DisableReasons` UInt32

Event ID 126: QosSupportRundown

Channel: Operational
Task: QosSupportRundown

Fields #

Name	Description
`SchedulerDirectedPerfStatesSupported` Boolean
`PpmQosEnabled` Boolean
`PpmQosDisableReasons` UInt32

Event ID 127: QosSupportChanged

Channel: Operational
Task: QosSupportChanged

Fields #

Name	Description
`SchedulerDirectedPerfStatesSupported` Boolean
`PpmQosEnabled` Boolean
`PpmQosDisableReasons` UInt32

Event ID 128: PepPerfDomainInfo_V1

Channel: Operational
Task: PepPerfDomainInfo

Fields #

Name	Description
`DomainId` UInt32
`CoordinationType` UInt8
`IdleProcessorsDiscounted` Boolean
`SchedulerDirectedTransitionsSupported` Boolean
`WorstCaseTransitionLatency` UInt32
`WorstCaseTransitionOverhead` UInt32
`AffinitizePerfSet` Boolean

Event ID 129: PepPerfDomainInfoRundown_V1

Channel: Operational
Task: PepPerfDomainInfoRundown

Fields #

Name	Description
`DomainId` UInt32
`CoordinationType` UInt8
`IdleProcessorsDiscounted` Boolean
`SchedulerDirectedTransitionsSupported` Boolean
`WorstCaseTransitionLatency` UInt32
`WorstCaseTransitionOverhead` UInt32
`AffinitizePerfSet` Boolean

Event ID 130: HgsUpdate

Channel: Operational
Task: WpsDynamicUpdate

Event ID 131: ParkNodeClassRecordedStats_V1

Channel: Operational
Task: ParkNodeClassRecordedStats

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt32
`Class` UInt8
`DistributeCores` UInt16
`HistogramSize` UInt32
`ConcurrencyHistogram` UInt64
`ConcurrentCores` UInt16
`NthCoreUtilization` UInt8

Event ID 132: ParkNodeParkHintChange

Channel: Operational
Task: ParkNodeParkHintChange

Fields #

Name	Description
`GroupCount` UInt16
`Group` Int8
`ParkHint` Int16

Event ID 133: HiddenProcessorPerfRundown

Channel: Operational
Task: HiddenProcessorPerfRundown

Fields #

Name	Description
`DomainMasterGroup` UInt16
`DomainMasterNumber` UInt8
`ProcessorId` UInt32
`BiosCap` UInt32
`ThermalCap` UInt32

Event ID 134: HiddenProcessorBiosCapChange

Channel: Operational
Task: HiddenProcessorBiosCapChange

Fields #

Name	Description
`DomainMasterGroup` UInt16
`DomainMasterNumber` UInt8
`ProcessorId` UInt32
`Cap` UInt32

Event ID 135: HiddenProcessorThermalCapChange

Channel: Operational
Task: HiddenProcessorThermalCapChange

Fields #

Name	Description
`DomainMasterGroup` UInt16
`DomainMasterNumber` UInt8
`ProcessorId` UInt32
`Cap` UInt32

Event ID 136: Processor performance state controls are operating in a degraded state due to driver incompatibility with security mitigations.

Channel: System
Task: PerfStatesDegraded

Event ID 137: SoftParkSelection

Channel: Operational
Task: SoftParkSelection

Fields #

Name	Description
`GroupCount` UInt16
`Group` FILETIME
`OldPark` SID
`NewPark` HexInt64
`NewSoftPark` CountedMbcsString
`UnparkCap` UInt16
`UnparkFloor` UInt16
`ForcePark` 25
`ForceUnpark` 27
`Overutilized` 29
`IsolatedCores` 31
`IdealUnparkCount` UInt16
`UnparkCount` UInt16
`ParkReason` UInt32
`PerformanceCoresUnparkedCount` UInt32
`Class` UInt8
`TargetUnparkCount` UInt16

Event ID 138: SoftParkStateChange

Channel: Operational
Task: SoftParkStateChange

Fields #

Name	Description
`PpmCheckTime` UInt64
`Group` UInt16
`Number` UInt8
`SoftParked` Boolean

Event ID 139: RecordedUtilityHv_V1

Channel: Operational
Task: RecordedUtilityHv

Fields #

Name	Description
`PpmCheckTime` UInt64
`IdleTime` UInt64
`BusyTime` UInt64
`Frequency` UInt32
`LpIndex` UInt32
`DeliveredPerformance` UInt32
`Utility` UInt16
`AffinitizedUtility` UInt16
`FrequencySensitivity` UInt8
`BufferingPercent` UInt8
`StallTime` UInt64
`ImportantPercent` UInt8
`IdealPercent` UInt8

Event ID 140: PerfSelectProcessorStateHv

Channel: Operational
Task: PerfSelectProcessorStateHv

Fields #

Name	Description
`LpIndex` UInt32
`ResolvedUtilization` UInt32
`Target` UInt32
`ResolvedTarget` UInt32
`Flags` UInt32

Event ID 141: DeliveredPerfChangeHv

Channel: Operational
Task: DeliveredPerfChangeHv

Fields #

Name	Description
`LpIndex` UInt32
`DeliveredPerformance` UInt32
`DurationInUs` UInt64
`DeliveredFrequencyMhz` UInt32

Event ID 142: ExpectedUtilityHv

Channel: Operational
Task: ExpectedUtilityHv

Fields #

Name	Description
`PpmCheckTime` UInt64
`IdleTimeInMs` UInt32
`BusyTimeInMs` UInt32
`ExcessBusyTimeInMs` UInt32
`Frequency` UInt32
`LpIndex` UInt32

Event ID 143: AutonomousModeChangeHv

Channel: Operational
Task: AutonomousModeChangeHv

Fields #

Name	Description
`LpIndex` UInt32
`Autonomous` Boolean

Event ID 144: ProcessorPerfStateChangeHv

Channel: Operational
Task: ProcessorPerfStateChangeHv

Fields #

Name	Description
`State` UInt32
`Speed` UInt32
`LpIndex` UInt32
`Performance` UInt32
`TolerancePercent` UInt32
`MinPercent` UInt32
`MaxPercent` UInt32
`EppPercent` UInt32
`ActivityWindow` UInt32
`Autonomous` Boolean
`Initiated` Boolean
`QosClass` UInt32
`ResourcePriority` UInt64
`ResourcePriorityPercent` UInt32

Event ID 145: BiosCapChangeHv

Channel: Operational
Task: BiosCapChangeHv

Fields #

Name	Description
`LpIndex` UInt32
`Cap` UInt32

Event ID 146: ThermalCapChangeHv

Channel: Operational
Task: ThermalCapChangeHv

Fields #

Name	Description
`LpIndex` UInt32
`Cap` UInt32

Event ID 147: ProcessorPerformanceRundownHv

Channel: Operational
Task: ProcessorPerformanceRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`BiosCap` UInt32
`ThermalCap` UInt32
`DesiredPerformance` UInt32
`NominalFrequency` UInt32
`MinPercent` UInt32
`MaxPercent` UInt32
`TolerancePercent` UInt32
`DeliveredPerformance` UInt32
`Autonomous` Boolean
`EppPercent` UInt32
`ActivityWindow` UInt32
`RelativePerformance` UInt32
`TargetFrequency` UInt32
`DeliveredFrequency` UInt32
`EppSupported` Boolean

Event ID 148: DeliveredPerfChange148

Channel: Operational
Task: DeliveredPerfChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`DeliveredPerformance` UInt32
`DurationInUs` UInt64
`DeliveredFrequencyMhz` UInt32

Event ID 149: PerfDomainRundown

Channel: Operational
Task: PerfDomainRundown

Fields #

Name	Description
`GroupCount` UInt16
`Group` Int16
`LpIndexCount` UInt32
`LpIndex` UInt32
`DomainId` UInt32

Event ID 150: Summary2Hv

Channel: Operational
Task: Summary2Hv

Fields #

Name	Description
`LpIndex` UInt32
`IdleStateCount` UInt32
`IdleImplementation` UInt32
`NominalFrequency` UInt32
`MaximumPerformancePercent` UInt32
`MinimumPerformancePercent` UInt32
`MinimumThrottlePercent` UInt32
`PerformanceImplementation` UInt32

Event ID 151: Summary2Hv151

Channel: Operational
Task: Summary2Hv

Fields #

Name	Description
`LpIndex` UInt32
`IdleStateCount` UInt32
`IdleImplementation` UInt32
`NominalFrequency` UInt32
`MaximumPerformancePercent` UInt32
`MinimumPerformancePercent` UInt32
`MinimumThrottlePercent` UInt32
`PerformanceImplementation` UInt32

Event ID 152: SummaryHv

Channel: Operational
Task: SummaryHv

Fields #

Name	Description
`LpIndex` UInt32
`IdleStateCount` UInt32
`PerfStateCount` UInt32
`ThrottleStateCount` UInt32
`IdleState` UInt16
`PerfState` Int32

Event ID 153: QuickCapInfoHv

Channel: Operational
Task: QuickCapInfoHv

Fields #

Name	Description
`LpIndex` UInt32
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32
`PccChanges` UInt32

Event ID 154: LongCapInfoHv

Channel: Operational
Task: LongCapInfoHv

Fields #

Name	Description
`LpIndex` UInt32
`CapDurationInSeconds` UInt32
`PpcChanges` UInt32
`TpcChanges` UInt32
`PccChanges` UInt32

Event ID 155: ProcessorFirmwareRundownHv

Channel: Operational
Task: ProcessorFirmwareRundownHv

Fields #

Name	Description
`FeaturesPresent` UInt32
`FeaturesAccessed` UInt32
`FeaturesValidated` UInt32
`LpIndex` UInt32

Event ID 156: PerfStatesRundownHv

Channel: Operational
Task: PerfStatesRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`StateCount` UInt32
`States` Int8

Event ID 157: BiosPStatesRundownHv

Channel: Operational
Task: BiosPStatesRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`PBlockAddress` UInt32
`PBlockLength` UInt8
`ProcessorId` UInt32
`ApicId` UInt32
`Ppc` UInt32
`PctControl` UInt64
`PctStatus` GUID
`StateCount` UInt32
`PssStates` HexInt32

Event ID 158: BiosCStatesRundownHv

Channel: Operational
Task: BiosCStatesRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`FadtC2Latency` UInt16
`FadtC3Latency` UInt16
`CStateVersionInUse` UInt32
`StateCount` UInt32
`CstStates` UInt16

Event ID 159: BiosTStatesRundownHv

Channel: Operational
Task: BiosTStatesRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`FadtDutyWidth` UInt8
`FadtDutyOffset` UInt8
`Tpc` UInt32
`TStateVersionInUse` UInt32
`PtcControl` Int64
`PtcStatus` Binary
`StateCount` UInt32
`TssStates` SID

Event ID 160: IdleStatesErrorHv

Channel: Operational
Task: IdleStatesErrorHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 161: PerfStatesErrorHv

Channel: Operational
Task: PerfStatesErrorHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 162: ThrottleStatesErrorHv

Channel: Operational
Task: ThrottleStatesErrorHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 163: PccErrorHv

Channel: Operational
Task: PccErrorHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 164: CpcErrorHv

Channel: Operational
Task: CpcErrorHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 165: NotifyPStatesHv

Channel: Operational
Task: NotifyPStatesHv

Fields #

Name	Description
`LpIndex` UInt32
`Cap` UInt32

Event ID 166: NotifyCStatesHv

Channel: Operational
Task: NotifyCStatesHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 167: NotifyTStatesHv

Channel: Operational
Task: NotifyTStatesHv

Fields #

Name	Description
`LpIndex` UInt32
`Cap` UInt32

Event ID 168: NotifyCpcHighestHv

Channel: Operational
Task: NotifyCpcHighestHv

Fields #

Name	Description
`LpIndex` UInt32

Event ID 169: PccCapChangeHv

Channel: Operational
Task: PccCapChangeHv

Fields #

Name	Description
`LpIndex` UInt32
`Cap` UInt32

Event ID 170: ProcessorLpiStatesRundownHv

Channel: Operational
Task: ProcessorLpiStatesRundownHv

Fields #

Name	Description
`LpIndex` UInt32
`Revision` UInt32
`LevelId` UInt64
`StateCount` UInt32
`States` Int16

Event ID 171: HardwareDebugRegisterRundown

Channel: Operational
Task: HardwareDebugRegisterRundown

Fields #

Name	Description
`RegisterId` Pointer
`Address` UInt32
`Value` UInt64
`NameLength` UInt16
`Scope` UInt8
`GroupCount` UInt16
`Group` UInt32
`Name` UnicodeString

Event ID 172: HardwareDebugParameterRundown

Channel: Operational
Task: HardwareDebugParameterRundown

Fields #

Name	Description
`RegisterId` Pointer
`ParameterId` UInt32
`BitWidth` UInt8
`BitOffset` UInt8
`Type` UInt8
`NameLength` UInt16
`Name` UnicodeString

Event ID 173: HardwareDebugRegisterValueChange

Channel: Operational
Task: HardwareDebugRegisterValueChange

Fields #

Name	Description
`RegisterId` Pointer
`Value` UInt64

Event ID 174: HardwareDebugRegisterAdd

Channel: Operational
Task: HardwareDebugRegisterAdd

Fields #

Name	Description
`RegisterId` Pointer
`Address` UInt32
`Value` UInt64
`NameLength` UInt16
`Scope` UInt8
`GroupCount` UInt16
`Group` UInt32
`Name` UnicodeString

Event ID 175: HardwareDebugRegisterRemove

Channel: Operational
Task: HardwareDebugRegisterRemove

Fields #

Name	Description
`RegisterId` Pointer
`Address` UInt32
`Value` UInt64
`NameLength` UInt16
`Scope` UInt8
`GroupCount` UInt16
`Group` UInt32
`Name` UnicodeString

Event ID 176: HardwareDebugParameterAdd

Channel: Operational
Task: HardwareDebugParameterAdd

Fields #

Name	Description
`RegisterId` Pointer
`ParameterId` UInt32
`BitWidth` UInt8
`BitOffset` UInt8
`Type` UInt8
`NameLength` UInt16
`Name` UnicodeString

Event ID 177: HardwareDebugParameterRemove

Channel: Operational
Task: HardwareDebugParameterRemove

Fields #

Name	Description
`RegisterId` Pointer
`ParameterId` UInt32
`BitWidth` UInt8
`BitOffset` UInt8
`Type` UInt8
`NameLength` UInt16
`Name` UnicodeString

Event ID 178: QosClassPolicy

Channel: Operational
Task: QosClassPolicy

Fields #

Name	Description
`DomainId` UInt32
`QosClassCount` UInt16
`QosPolicies` UInt8
`QosDisableReasons` UInt32

Event ID 179: QosClassPolicyRundown

Channel: Operational
Task: QosClassPolicyRundown

Fields #

Name	Description
`DomainId` UInt32
`QosClassCount` UInt16
`QosPolicies` UInt8
`QosDisableReasons` UInt32

Event ID 180: WpsDynamicTableRundown

Channel: Operational
Task: WpsDynamicTableRundown

Fields #

Name	Description
`ThreadClassification` Boolean
`NumberOfLogicalCores` UInt32
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`HardwareTable` Int16

Event ID 181: WpsDynamicTableChanged

Channel: Operational
Task: WpsDynamicTableChanged

Fields #

Name	Description
`ThreadClassification` Boolean
`NumberOfLogicalCores` UInt32
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`HardwareTable` Int16

Event ID 182: WpsOrderValueTableRundown

Channel: Operational
Task: WpsOrderValueTableRundown

Fields #

Name	Description
`ThreadClassification` Boolean
`NumberOfLogicalCores` UInt32
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`NormalizedTable` Int16

Event ID 183: WpsOrderValueTableChanged

Channel: Operational
Task: WpsOrderValueTableChanged

Fields #

Name	Description
`ThreadClassification` Boolean
`NumberOfLogicalCores` UInt32
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`NormalizedTable` Int16

Event ID 184: HeteroFavoredCoreRotationChanged

Channel: Operational
Task: HeteroFavoredCoreRotationChanged

Fields #

Name	Description
`TotalFavouredUnparkedCores` UInt32
`CurrentPickedFavouredCoreIndex` UInt32

Event ID 185: HeteroWpsActiveWorkloadClass_V1

Channel: Operational
Task: HeteroWpsActiveWorkloadClass

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt32
`PerformanceClassIndex` UInt8
`EfficiencyClassIndex` UInt8
`WorkloadCount` UInt32
`PerformanceWorkloadTotalCycles` UInt64
`EfficiencyWorkloadTotalCycles` UInt64
`Flags` UInt32

Event ID 186: HeteroParkingSelectionCount_V1

Channel: Operational
Task: HeteroParkingSelectionCount

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt16
`TotalCoresUnparkedCount` UInt16
`PerformanceCoresUnparkedCount` UInt16
`EfficiencyCoresUnparkedCount` UInt16
`ContainmentEnabled` UInt32

Event ID 187: MultiCoreClassHeteroSets

Channel: Operational
Task: MultiCoreClassHeteroSets

Fields #

Name	Description
`NodeIndex` UInt32
`GroupNumber` UInt16
`WorkLoadClass` UInt32
`ThreadQoS` UInt8
`RunningType` UInt8
`DynamicHeteroCpuPolicy` UInt8
`LowerThreshold` UInt8
`UpperThreshold` UInt8
`IdealMask` Pointer
`PreferredMask` Pointer
`AvailableMask` Pointer
`RestrictionMask` Pointer
`TriggerType` UInt32

Event ID 188: DualCoreClassHeteroSets

Channel: Operational
Task: DualCoreClassHeteroSets

Fields #

Name	Description
`NodeIndex` UInt32
`GroupNumber` UInt16
`WorkLoadClass` UInt32
`HeteroCpuPolicy` UInt8
`IdealMask` Pointer
`PreferredMask` Pointer
`AvailableMask` Pointer

Event ID 189: SoftParkingRankListChanged

Channel: Operational
Task: SoftParkingRankListChanged

Fields #

Name	Description
`RankListEntries` UInt32
`RankList` UInt32

Event ID 190: MultiClassHeteroResponse

Channel: Operational
Task: MultiClassHeteroResponse

Fields #

Name	Description
`Class` UInt8
`GroupCount` UInt16
`Group` Double
`ProcCount` UInt32
`ActualUtility` UInt32
`ImportantUtility` UInt32
`TotalImportantUtility` UInt64
`OldIdealUnpark` UInt32
`Decision` UInt16
`CurrentClassUnparkCount` UInt16
`CurrentClassPlusUnparkCount` UInt16
`DeltaTime` UInt64

Event ID 191: MultiClassHeteroResponseUpdate

Channel: Operational
Task: MultiClassHeteroResponseUpdate

Fields #

Name	Description
`Class` UInt8
`ProcCount` UInt16
`TargetUnparkCount` UInt16
`TargetUnparkedAccumulation` UInt64
`AccumulatedDuration` UInt64

Event ID 192: ParkingCountSelection

Channel: Operational
Task: ParkingCountSelection

Fields #

Name	Description
`Class` UInt8
`RawTargetUnparkCount` UInt16
`IdealUnparkCount` UInt16
`UpdatedTargetUnparkCount` UInt16
`MaxUnparkCount` UInt16
`SelectionFlag` UInt32
`IncreasePolicy` UInt8
`DecreasePolicy` UInt8
`IncreaseTimePolicy` UInt32
`DecreaseTimePolicy` UInt32
`ParkCheckCount` UInt32

Event ID 193: MultiCoreHeteroSetRundown_V1

Channel: Operational
Task: MultiCoreHeteroSetRundown

Fields #

Name	Description
`NodeIndex` UInt32
`GroupNumber` UInt16
`WorkLoadClass` UInt32
`ThreadQoS` UInt8
`RunningType` UInt8
`DynamicHeteroCpuPolicy` UInt8
`LowerThreshold` UInt8
`UpperThreshold` UInt8
`IdealMask` Pointer
`PreferredMask` Pointer
`AvailableMask` Pointer
`RestrictionMask` Pointer
`TriggerType` UInt32

Event ID 194: MultiCoreHeteroSetUpdate_V1

Channel: Operational
Task: MultiCoreHeteroSetUpdate

Fields #

Name	Description
`NodeIndex` UInt32
`GroupNumber` UInt16
`WorkLoadClass` UInt32
`ThreadQoS` UInt8
`RunningType` UInt8
`DynamicHeteroCpuPolicy` UInt8
`LowerThreshold` UInt8
`UpperThreshold` UInt8
`IdealMask` Pointer
`PreferredMask` Pointer
`AvailableMask` Pointer
`RestrictionMask` Pointer
`TriggerType` UInt32

Event ID 195: WpsDynamicUpdateReason

Channel: Operational
Task: WpsDynamicUpdateReason

Fields #

Name	Description
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`HardwareTable` Int8

Event ID 196: WpsDynamicUpdateReasonRundown

Channel: Operational
Task: WpsDynamicUpdateReasonRundown

Fields #

Name	Description
`NumberOfWorkLoadClasses` UInt32
`TableCount` UInt32
`HardwareTable` Int8

Event ID 197: WpsDynamicUpdateReasonBitIndexMapRundown

Channel: Operational
Task: WpsDynamicUpdateReasonBitIndexMapRundown

Fields #

Name	Description
`TableCount` UInt32
`MapTable` AnsiString

Event ID 198: ProcessorEnergyEsuRundown

Channel: Operational
Task: ProcessorEnergyEsuRundown

Fields #

Name	Description
`EnergyStatusUnit` UInt8
`EsuToMilliJoulesMethod` UInt8

Event ID 199: EnergyEstimationFrequencyRundown

Channel: Operational
Task: EnergyEstimationFrequencyRundown

Fields #

Name	Description
`EfficiencyClass` UInt8
`BucketCount` UInt8
`BucketFrequencies` UInt32
`BucketPowerWeights` UInt32

Event ID 200: ProcessorLatencyRequirementChange

Channel: Operational
Task: ProcessorLatencyRequirementChange

Fields #

Name	Description
`Group` UInt16
`Number` UInt8
`LatencyLimitIn100ns` UInt32

Event ID 201: ProcessorLatencyReevaluationWake

Channel: Operational
Task: ProcessorLatencyReevaluationWake

Fields #

Name	Description
`GroupCount` UInt16
`Group` AnsiString

Event ID 202: QosClassPerfSelection_V1

Channel: Operational
Task: QosClassPerfSelection

Fields #

Name	Description
`DomainId` UInt32
`QosClassCount` UInt16
`QosPerfSelection` Int8

Event ID 203: QosClassPerfSelectionRundown_V1

Channel: Operational
Task: QosClassPerfSelectionRundown

Fields #

Name	Description
`DomainId` UInt32
`QosClassCount` UInt16
`QosPerfSelection` Int8

Event ID 204: ForceParkStateChange

Channel: Operational
Task: ForceParkStateChange

Fields #

Name	Description
`PpmCheckTime` UInt64
`Group` UInt16
`Number` UInt8
`ForceParked` Boolean

Event ID 205: WpsContainmentGroupInfo

Channel: Operational
Task: WpsContainmentGroupInfo

Fields #

Name	Description
`ContainmentGroupCount` UInt32
`ContainmentGroup` AnsiString

Event ID 206: WpsContainmentGroupInfoRundown

Channel: Operational
Task: WpsContainmentGroupInfoRundown

Fields #

Name	Description
`ContainmentGroupCount` UInt32
`ContainmentGroup` AnsiString

Event ID 207: WpsContainmentPolicyChange_V1

Channel: Operational
Task: WpsContainmentPolicyChange

Fields #

Name	Description
`ContainmentEnabled` UInt32
`HeteroPolicy` UInt32
`IsPerfMaxOverrideEnabled` UInt32
`IsLatencyBoostActive` UInt32
`IsMinPolicyDisabledContainment` UInt32
`HeteroContainmentPolicy` UInt32
`IsGlobalParkHintsPresent` UInt32

Event ID 208: WpsContainmentPolicyChangeRundown_V1

Channel: Operational
Task: WpsContainmentPolicyChangeRundown

Fields #

Name	Description
`ContainmentEnabled` UInt32
`HeteroPolicy` UInt32
`IsPerfMaxOverrideEnabled` UInt32
`IsLatencyBoostActive` UInt32
`IsMinPolicyDisabledContainment` UInt32
`HeteroContainmentPolicy` UInt32
`IsGlobalParkHintsPresent` UInt32

Event ID 209: WpsContainmentUnparkCount

Channel: Operational
Task: WpsContainmentUnparkCount

Fields #

Name	Description
`ContainmentCheckCount` UInt32
`ContainmentCrossOverRequired` UInt32
`PreviousSelectedContainmentGroup` UInt8
`CurrentDesiredContainmentGroup` UInt8
`CurrentSelectedContainmentGroup` UInt8
`BeforePerfUnparkCount` UInt16
`BeforeEfficientUnparkCount` UInt16
`RawTargetUnparkCount` UInt16
`AfterPerfUnparkCount` UInt16
`AfterEfficientUnparkCount` UInt16
`SelectionFlag` UInt32
`ContainmentEnabled` UInt32
`IsTimeWindowIsInProgress` UInt32
`IsIncreaseTimeWindowActive` UInt32
`IsDecreaseTimeWindowActive` UInt32

Event ID 210: WpsContainmentHwUpdate

Channel: Operational
Task: WpsContainmentHwUpdate

Fields #

Name	Description
`Affinity` Pointer
`ContainmentGroupType` UInt32

Event ID 211: QosClassPolicy211_V1

Channel: Operational
Task: QosClassPolicy

Fields #

Name	Description
`DomainId` UInt32
`QosClass` UInt32
`QosDisableReasons` UInt32
`EquivalencyMasks` UInt32
`MaxPolicyPercent` UInt16
`MaxEquivalentFrequencyPercent` UInt16
`MinPolicyPercent` UInt16
`AutonomousActivityWindow` UInt32
`EnergyPerfPreference` UInt8
`ProvideGuidance` Boolean
`AllowThrottling` Boolean
`PerfBoostMode` UInt8
`LatencyHintPerf` UInt8
`TrackDesiredCrossClass` Boolean
`LatencyHintEpp` UInt8
`ResourcePriority` UInt8

Event ID 212: QosClassPolicyRundown212_V1

Channel: Operational
Task: QosClassPolicyRundown

Fields #

Name	Description
`DomainId` UInt32
`QosClass` UInt32
`QosDisableReasons` UInt32
`EquivalencyMasks` UInt32
`MaxPolicyPercent` UInt16
`MaxEquivalentFrequencyPercent` UInt16
`MinPolicyPercent` UInt16
`AutonomousActivityWindow` UInt32
`EnergyPerfPreference` UInt8
`ProvideGuidance` Boolean
`AllowThrottling` Boolean
`PerfBoostMode` UInt8
`LatencyHintPerf` UInt8
`TrackDesiredCrossClass` Boolean
`LatencyHintEpp` UInt8
`ResourcePriority` UInt8

Event ID 213: ProcessorIdHvRundown

Channel: Operational
Task: ProcessorIdHvRundown

Fields #

Name	Description
`AcpiId` UInt32
`InterruptControllerId` UInt32
`HvLpIndex` UInt32

Event ID 214: RestrictionRundown

Channel: Operational
Task: RestrictionRundown

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt16
`State` UInt8
`StateChanged` UInt8
`RankingCount` UInt16
`Ranking` UInt32

Event ID 215: RestrictionUpdate

Channel: Operational
Task: RestrictionUpdate

Fields #

Name	Description
`GroupCount` UInt16
`Group` UInt16
`State` UInt8
`StateChanged` UInt8
`RankingCount` UInt16
`Ranking` UInt32

Event ID 216: WpsContainmentHwUpdate216

Channel: Operational
Task: WpsContainmentHwUpdate

Fields #

Name	Description
`Affinity` Pointer
`ContainmentGroupType` UInt32

Event ID 217: CoreParkingSelection

Channel: Operational
Task: CoreParkingSelection

Fields #

Name	Description
`GroupCount` UInt16
`Group` Pointer
`UnparkCount` UInt32
`UnparkCap` UInt32
`CumulativeUnparkedCount` UInt32
`PerfUnparkedCount` UInt32
`ParkReason` UInt32
`Candidates` SYSTEMTIME
`ParkedCores` HexInt32
`ChosenCores` CountedUtf16String
`ComplexCandidates` Struct
`ModuleCandidates` 26
`PackageCandidates` 28
`CoreCandidates` 30
`OverUtilizedCores` 32
`LowestUnparkOrderingCandidates` 34

Event ID 223: SoftParkLatencyUpdate

Channel: Operational
Task: SoftParkLatencyUpdate

Fields #

Name	Description
`HighPerfOverride` Boolean
`SoftParkLatencyUs` UInt32

Event ID 224: HighPerfSoftParkLatencyRundown

Channel: Operational
Task: HighPerfSoftParkLatencyRundown

Fields #

Name	Description
`HighPerfOverride` Boolean
`SoftParkLatencyUs` UInt32

Provenance

ETW provider GUID 0f67e49f-fe51-4e9f-b490-6f2948cc6027

Defined in microsoft-windows-kernel-processor-power-events.dll, which carries the event manifest.

WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.1, 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