Microsoft-Windows-Direct3DShaderCache

Event	Title	Channel	Sample	Rule
1	ShaderCacheStart	Default	N	N
2	ShaderCacheStop	Default	N	N
3	ShaderCacheDCStart	Default	N	N
4	CreateShaderCacheStart	Default	N	N
5	CreateShaderCacheStop	Default	N	N
6	DestroyShaderCacheStart	Default	N	N
7	DestroyShaderCacheStop	Default	N	N
8	FindValueStart	Default	N	N
9	FindValueStop	Default	N	N
10	AddValueStart	Default	N	N
11	AddValueStop	Default	N	N
12	FreeFoundValueStart	Default	N	N
13	FreeFoundValueStop	Default	N	N
14	FlushStart	Default	N	N
15	FlushStop	Default	N	N
16	ClearStart	Default	N	N
17	ClearStop	Default	N	N
101	UWPSuspend	Default	N	N
102	Mem Add: size=%d memory %I64d -- add discarded because it would overflow memory …	Default	N	N
103	L1AddStart	Default	N	N
104	L1AddStop	Default	N	N
105	L1TrimStart	Default	N	N
106	L1TrimStop	Default	N	N
107	L1Free	Default	N	N
108	L1Clear	Default	N	N
109	IndexFileGrow	Default	N	N
110	InitIndexFile	Default	N	N
111	ClearIndexFile	Default	N	N
112	FileError	Default	N	N
113	L1 hash collision	Default	N	N
114	L2 hash collision, was not already in L1	Default	N	N
115	L2 has the data but L1 failed add, unable to return data	Default	N	N
116	CRCFailure	Default	N	N
117	CRCFailure117	Default	N	N
118	GuardFileError	Default	N	N
119	GuardFileError119	Default	N	N
120	L2Full	Default	N	N
121	L2WriteQueueFull	Default	N	N
122	L2WriteQueueAdd	Default	N	N
123	L2WriteQueueTooSmall	Default	N	N
124	L2ReadLock	Default	N	N
125	L2ReadUnlock	Default	N	N
126	HashCollision	Default	N	N
501	FileWriteStart	Default	N	N
502	FileWriteStop	Default	N	N
503	FileReadStart	Default	N	N
504	FileReadStop	Default	N	N
2001	StatisticsTelemetry_V1	Default	N	N

Event ID 1: ShaderCacheStart

Channel: Default
Task: ShaderCache
Opcode: Start

Fields #

Name	Description
`Cache` Pointer
`Type` UInt32
`Flags` UInt32

Event ID 2: ShaderCacheStop

Channel: Default
Task: ShaderCache
Opcode: Stop

Fields #

Name	Description
`Cache` Pointer
`Type` UInt32
`Flags` UInt32

Event ID 3: ShaderCacheDCStart

Channel: Default
Task: ShaderCache
Opcode: DC_Start

Fields #

Name	Description
`Cache` Pointer
`Type` UInt32
`Flags` UInt32

Event ID 4: CreateShaderCacheStart

Channel: Default
Task: CreateShaderCache
Opcode: Start

Fields #

Name	Description
`Flags` UInt32
`GUID` GUID
`Filename` UnicodeString
`FileCreateDisposition` UInt32
`Mode` UInt32
`MaximumInMemoryCacheSizeBytes` UInt32
`MaximumInMemoryCacheEntries` UInt32
`MaximumWriteQueueBytes` UInt32
`MaximumWriteQueueNumEntries` UInt32
`MaximumValueFileSizeBytes` UInt32

Event ID 5: CreateShaderCacheStop

Channel: Default
Task: CreateShaderCache
Opcode: Stop

Fields #

Name	Description
`Return` Int32
`Cache` Pointer

Event ID 6: DestroyShaderCacheStart

Channel: Default
Task: DestroyShaderCache
Opcode: Start

Fields #

Name	Description
`Cache` Pointer
`DeleteFiles` Boolean

Event ID 7: DestroyShaderCacheStop

Channel: Default
Task: DestroyShaderCache
Opcode: Stop

Fields #

Name	Description
`Return` Int32

Event ID 8: FindValueStart

Channel: Default
Task: FindValue
Opcode: Start

Fields #

Name	Description
`Cache` Pointer
`NumKeyParts` UInt32
`KeyParts` UInt8
`PrecomputedHash` Binary

Event ID 9: FindValueStop

Channel: Default
Task: FindValue
Opcode: Stop

Fields #

Name	Description
`Return` Int32
`FoundValue` Pointer
`FoundValueSize` UInt32

Event ID 10: AddValueStart

Channel: Default
Task: AddValue
Opcode: Start

Fields #

Name	Description
`Cache` Pointer
`NumKeyParts` UInt32
`KeyParts` UInt16
`PrecomputedHash` Binary
`Value` Pointer
`ValueSize` UInt32

Event ID 11: AddValueStop

Channel: Default
Task: AddValue
Opcode: Stop

Fields #

Name	Description
`Return` Int32

Event ID 12: FreeFoundValueStart

Channel: Default
Task: FreeFoundValue
Opcode: Start

Fields #

Name	Description
`Value` Pointer
`ValueSize` UInt32

Event ID 13: FreeFoundValueStop

Channel: Default
Task: FreeFoundValue
Opcode: Stop

Event ID 14: FlushStart

Channel: Default
Task: Flush
Opcode: Start

Fields #

Name	Description
`Cache` Pointer

Event ID 15: FlushStop

Channel: Default
Task: Flush
Opcode: Stop

Fields #

Name	Description
`Return` Int32

Event ID 16: ClearStart

Channel: Default
Task: Clear
Opcode: Start

Fields #

Name	Description
`Cache` Pointer

Event ID 17: ClearStop

Channel: Default
Task: Clear
Opcode: Stop

Fields #

Name	Description
`Return` Int32

Event ID 101: UWPSuspend

Channel: Default
Task: UWPSuspend

Event ID 102: Mem Add: size=%d memory %I64d -- add discarded because it would overflow memory budget %I64d

Channel: Default
Task: L1Full

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64
`MemoryBudget` UInt64

Event ID 103: L1AddStart

Channel: Default
Task: L1Add
Opcode: Start

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64
`DeltaSize` UInt32

Event ID 104: L1AddStop

Channel: Default
Task: L1Add
Opcode: Stop

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64

Event ID 105: L1TrimStart

Channel: Default
Task: L1Trim
Opcode: Start

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64

Event ID 106: L1TrimStop

Channel: Default
Task: L1Trim
Opcode: Stop

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64
`MemoryBudget` UInt64

Event ID 107: L1Free

Channel: Default
Task: L1Free

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64
`DeltaSize` UInt32

Event ID 108: L1Clear

Channel: Default
Task: L1Clear

Fields #

Name	Description
`NumEntries` UInt32
`CurrentMemoryUsage` UInt64
`MemoryBudget` UInt64

Event ID 109: IndexFileGrow

Channel: Default
Task: IndexFileGrow

Fields #

Name	Description
`TotalPages` UInt32
`TotalSize` UInt64

Event ID 110: InitIndexFile

Channel: Default
Task: InitIndexFile

Fields #

Name	Description
`Filename` UnicodeString
`FileCreateDisposition` UInt32

Event ID 111: ClearIndexFile

Channel: Default
Task: ClearIndexFile

Event ID 112: FileError

Channel: Default
Task: FileError

Fields #

Name	Description
`LastError` UInt32
`FileType` UInt32
`FileOp` UInt32

Event ID 113: L1 hash collision

Channel: Default
Task: DoubleAdd

Event ID 114: L2 hash collision, was not already in L1

Channel: Default
Task: DoubleAdd

Event ID 115: L2 has the data but L1 failed add, unable to return data

Channel: Default
Task: L1Full

Event ID 116: CRCFailure

Channel: Default
Task: CRCFailure

Event ID 117: CRCFailure117

Channel: Default
Task: CRCFailure

Event ID 118: GuardFileError

Channel: Default
Task: GuardFileError

Event ID 119: GuardFileError119

Channel: Default
Task: GuardFileError

Event ID 120: L2Full

Channel: Default
Task: L2Full

Fields #

Name	Description
`CurrentFileSize` UInt64
`CurrentWriteQueueSize` UInt64
`MaximimFileSize` UInt64
`NewValueSize` UInt32

Event ID 121: L2WriteQueueFull

Channel: Default
Task: L2WriteQueueFull

Fields #

Name	Description
`CurrentFileSize` UInt64
`CurrentWriteQueueSize` UInt64
`MaximimWriteQueueSize` UInt64
`NewValueSize` UInt32

Event ID 122: L2WriteQueueAdd

Channel: Default
Task: L2WriteQueueAdd

Fields #

Name	Description
`CurrentFileSize` UInt64
`CurrentWriteQueueSize` UInt64
`MaximimWriteQueueSize` UInt64
`NewValueSize` UInt32

Event ID 123: L2WriteQueueTooSmall

Channel: Default
Task: L2WriteQueueTooSmall

Fields #

Name	Description
`CurrentFileSize` UInt64
`CurrentWriteQueueSize` UInt64
`MaximimWriteQueueSize` UInt64
`NewValueSize` UInt32

Event ID 124: L2ReadLock

Channel: Default
Task: L2ReadLock

Fields #

Name	Description
`NumMappedValues` UInt32
`MappedMemoryUsage` UInt64

Event ID 125: L2ReadUnlock

Channel: Default
Task: L2ReadUnlock

Fields #

Name	Description
`NumMappedValues` UInt32
`MappedMemoryUsage` UInt64

Event ID 126: HashCollision

Channel: Default
Task: HashCollision

Event ID 501: FileWriteStart

Channel: Default
Task: FileWrite
Opcode: Start

Fields #

Name	Description
`FileType` UInt32
`NumBytes` UInt64

Event ID 502: FileWriteStop

Channel: Default
Task: FileWrite
Opcode: Stop

Fields #

Name	Description
`FileType` UInt32
`NumBytes` UInt64

Event ID 503: FileReadStart

Channel: Default
Task: FileRead
Opcode: Start

Fields #

Name	Description
`FileType` UInt32
`NumBytes` UInt64

Event ID 504: FileReadStop

Channel: Default
Task: FileRead
Opcode: Stop

Fields #

Name	Description
`FileType` UInt32
`NumBytes` UInt64

Event ID 2001: StatisticsTelemetry_V1

Channel: Default
Task: StatisticsTelemetry
Opcode: Info

Fields #

Name	Description
`UTCReplace_AppSessionGuid` Boolean
`Filename` UnicodeString
`NumLookups` UInt32
`NumCacheHits` UInt32
`NumL1Hits` UInt32
`NumL1HitsInCacheFromAdd` UInt32
`NumAddRequests` UInt32
`NumFailedAdds` UInt32
`FailedAddTotalSize` UInt64
`MaxInMemoryEntries` UInt32
`MaxInMemorySize` UInt32
`NumDiskEntries` UInt32
`IndexFileSize` UInt64
`ValueFileSize` UInt64
`CompressedValueFileSize` UInt64
`HadCRCFailure` Boolean
`NumHashCollisions` UInt32
`TotalKeySize` UInt64
`TotalValueSize` UInt64
`AverageKeySize` Double
`AverageValueSize` Double
`MaxKeySize` UInt32
`MaxValueSize` UInt32
`TotalFindTime` Double
`TotalAddTime` Double
`AverageFindTime` Double
`AverageAddTime` Double
`MaxFindTime` Double
`MaxAddTime` Double
`InitializationTime` Double
`DesiredOpen` Boolean
`SuccessfulOpen` Boolean

Provenance

ETW provider GUID 2d4ebca6-ea64-453f-a292-ae2ea0ee513b

Defined in D3DScache.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