Microsoft-Windows-Kernel-CPU-Starvation

4 events across 1 channel

Event ID	Title	Channel
1	CPU CpuNumber exceeded its single DPC soft timeout of SoftTimeoutTicks clock …	Operational
2	CPU CpuNumber exceeded its cumulative DPC soft timeout of …	Operational
3	Thread DpcSequenceNumber on CPU ThresholdTicks exceeded the threshold of …	Operational
4	Capture DPC sequence number DpcSequenceNumber at tick Tick.	Operational

Event ID 1 — CPU CpuNumber exceeded its single DPC soft timeout of SoftTimeoutTicks clock ticks.

Provider: Microsoft-Windows-Kernel-CPU-Starvation
Channel: Operational
Task: DPCSoftTimeout
Opcode: SingleDPCSoftTimeoutReached

Description

CPU CpuNumber exceeded its single DPC soft timeout of SoftTimeoutTicks clock ticks. A single DPC in module ModuleName, with key DpcRoutineKey, ran for TickCount clock ticks on the thread with TID ThreadID.

Message #

CPU %3 exceeded its single DPC soft timeout of %5 clock ticks. A single DPC in module %7, with key %1, ran for %4 clock ticks on the thread with TID %2.

Fields #

Name	Description
`DpcRoutineKey` Pointer	—
`ThreadID` UInt32	—
`CpuNumber` UInt32	—
`TickCount` UInt32	—
`SoftTimeoutTicks` UInt32	—
`ModuleNameLength` UInt16	—
`ModuleName` UnicodeString	—

Event ID 2 — CPU CpuNumber exceeded its cumulative DPC soft timeout of CumulativeSoftTimeoutTicks clock ticks, by running at an IRQL greater than or equal to DISPATCH_LEVEL for CumulativeTickCount clock ticks...

Provider: Microsoft-Windows-Kernel-CPU-Starvation
Channel: Operational
Task: DPCSoftTimeout
Opcode: CumulativeDPCSoftTimeoutReached

Description

CPU CpuNumber exceeded its cumulative DPC soft timeout of CumulativeSoftTimeoutTicks clock ticks, by running at an IRQL greater than or equal to DISPATCH_LEVEL for CumulativeTickCount clock ticks on the thread with TID ThreadID.

Message #

CPU %2 exceeded its cumulative DPC soft timeout of %4 clock ticks, by running at an IRQL greater than or equal to DISPATCH_LEVEL for %3 clock ticks on the thread with TID %1.

Fields #

Name	Description
`ThreadID` UInt32	—
`CpuNumber` UInt32	—
`CumulativeTickCount` UInt32	—
`CumulativeSoftTimeoutTicks` UInt32	—

Event ID 3 — Thread DpcSequenceNumber on CPU ThresholdTicks exceeded the threshold of CumulativeTickCount ticks running at DISPATCH_LEVEL or higher, profiling started with sequence number SingleTickCount.

Provider: Microsoft-Windows-Kernel-CPU-Starvation
Channel: Operational
Task: DPCProfiling
Opcode: DPCProfilingThresholdReached

Description

Thread DpcSequenceNumber on CPU ThresholdTicks exceeded the threshold of CumulativeTickCount ticks running at DISPATCH_LEVEL or higher, profiling started with sequence number SingleTickCount.

Message #

Thread %1 on CPU %2 exceeded the threshold of %4 ticks running at DISPATCH_LEVEL or higher, profiling started with sequence number %3.

Fields #

Name	Description
`DpcSequenceNumber` UInt32	—
`ThresholdTicks` UInt32	—
`SingleTickCount` UInt32	—
`CumulativeTickCount` UInt32	—
`Cause` UInt32	—

Event ID 4 — Capture DPC sequence number DpcSequenceNumber at tick Tick.

Provider: Microsoft-Windows-Kernel-CPU-Starvation
Channel: Operational
Task: DPCProfiling
Opcode: DPCProfilingStackCapture

Description

Capture DPC sequence number DpcSequenceNumber at tick Tick.

Message #

Capture DPC sequence number %1 at tick %2.

Fields #

Name	Description
`DpcSequenceNumber` UInt32	—
`Tick` UInt32	—