Microsoft-Windows-COM-Perf
55 events across 7 channels
Event ID 1: Windows_Runtime_ActivateInstance_InProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 1,
"version": 0,
"level": 4,
"task": 1,
"opcode": 1,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:44.109+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 4872,
"thread_id": 5408
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_InProc"
}
Event ID 2: Windows_Runtime_ActivateInstance_InProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 2,
"version": 0,
"level": 4,
"task": 1,
"opcode": 2,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:44.109+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 4872,
"thread_id": 5408
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_InProc"
}
Event ID 3: Windows_Runtime_ActivateInstance_OutOfProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 3,
"version": 0,
"level": 4,
"task": 2,
"opcode": 1,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:19:36.486+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 21480,
"thread_id": 17688
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_OutOfProc"
}
Event ID 4: Windows_Runtime_ActivateInstance_OutOfProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 4,
"version": 0,
"level": 4,
"task": 2,
"opcode": 2,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:19:36.501+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 21480,
"thread_id": 17688
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_OutOfProc"
}
Event ID 5: COM_CreateInstanceStart
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "5",
"version": "0",
"level": "4",
"task": "5",
"opcode": "1",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215590600+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "7284",
"thread_id": "6724"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 6: COM_CreateInstanceStop
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "6",
"version": "0",
"level": "4",
"task": "5",
"opcode": "2",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215605400+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "7284",
"thread_id": "6724"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 7: Windows_Runtime_GetActivationFactory_InProcStart
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "7",
"version": "0",
"level": "4",
"task": "3",
"opcode": "1",
"keywords": 9223372036854775808,
"time_created": "2026-03-15T23:27:29.195525300+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "9256",
"thread_id": "9388"
},
"channel": "Microsoft-Windows-Runtime/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 8: Windows_Runtime_GetActivationFactory_InProcStop
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "8",
"version": "0",
"level": "4",
"task": "3",
"opcode": "2",
"keywords": 9223372036854775808,
"time_created": "2026-03-15T23:27:29.195535600+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "9256",
"thread_id": "9388"
},
"channel": "Microsoft-Windows-Runtime/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 9: Windows_Runtime_GetActivationFactory_OutOfProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 9,
"version": 0,
"level": 4,
"task": 4,
"opcode": 1,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:43.611+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 2196,
"thread_id": 22068
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_GetActivationFactory_OutOfProc"
}
Event ID 10: Windows_Runtime_GetActivationFactory_OutOfProc
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 10,
"version": 0,
"level": 4,
"task": 4,
"opcode": 2,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:43.615+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 2196,
"thread_id": 22068
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_GetActivationFactory_OutOfProc"
}
Event ID 11: COM_GetClassObjectStart
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "11",
"version": "0",
"level": "4",
"task": "7",
"opcode": "1",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215516200+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "4020",
"thread_id": "2900"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 12: COM_GetClassObjectStop
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "12",
"version": "0",
"level": "4",
"task": "7",
"opcode": "2",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215521300+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "4020",
"thread_id": "2900"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 13: ExtensionCatalog_RoGetExtensionRegistrationStart
#Fields #
| Name | Description |
|---|---|
ContractId UnicodeString | |
PackageId UnicodeString | |
ActivatableClassId UnicodeString |
Event ID 14: ExtensionCatalog_RoGetExtensionRegistrationStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString | |
PackageId UnicodeString | |
ActivatableClassId UnicodeString | |
InboxAppsRegistrationScope Boolean |
Event ID 15: ExtensionCatalog_RoGetExtensionRegistrationByExtensionIdStart
#Fields #
| Name | Description |
|---|---|
ContractId UnicodeString | |
ExtensionId UnicodeString |
Event ID 16: ExtensionCatalog_RoGetExtensionRegistrationByExtensionIdStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString | |
ExtensionId UnicodeString | |
InboxAppsRegistrationScope Boolean |
Event ID 18: ExtensionCatalog_QueryCatalogStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString |
Event ID 19: ExtensionCatalog_QueryCatalogByPackageFamilyStart
#Fields #
| Name | Description |
|---|---|
ContractId UnicodeString | |
PackageFamilyName UnicodeString |
Event ID 20: ExtensionCatalog_QueryCatalogByPackageFamilyStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString | |
PackageFamilyName UnicodeString |
Event ID 21: ExtensionCatalog_CustomPropertyLookupStart
#Fields #
| Name | Description |
|---|---|
CustomPropertyKey UnicodeString |
Event ID 22: ExtensionCatalog_CustomPropertyLookupStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
CustomPropertyKey UnicodeString |
Event ID 24: ExtensionCatalog_MoveNextStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString | |
PackageId UnicodeString | |
ActivatableClassId UnicodeString | |
InboxAppsRegistrationScope Boolean |
Event ID 25: COM_CreateInstance_AppStart
#Event ID 26: COM_CreateInstance_AppStop
#Event ID 27: Windows_Runtime_BrokeredActivateInstanceStart
#Event ID 28: Windows_Runtime_BrokeredActivateInstanceStop
#Event ID 29: Windows_Runtime_BrokeredGetActivationFactoryStart
#Event ID 30: Windows_Runtime_BrokeredGetActivationFactoryStop
#Event ID 31: Windows_Runtime_GetActivationFactory_InprocServerImplStart
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "31",
"version": "0",
"level": "4",
"task": "16",
"opcode": "1",
"keywords": 9223372036854775808,
"time_created": "2026-03-15T23:27:29.195529400+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "9256",
"thread_id": "9388"
},
"channel": "Microsoft-Windows-Runtime/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 32: Windows_Runtime_GetActivationFactory_InprocServerImplStop
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "32",
"version": "0",
"level": "4",
"task": "16",
"opcode": "2",
"keywords": 9223372036854775808,
"time_created": "2026-03-15T23:27:29.195534200+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "9256",
"thread_id": "9388"
},
"channel": "Microsoft-Windows-Runtime/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 33: Windows_Runtime_ActivateInstance_InprocServerImpl
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 33,
"version": 0,
"level": 4,
"task": 17,
"opcode": 1,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:44.109+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 4872,
"thread_id": 5408
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_InprocServerImpl"
}
Event ID 34: Windows_Runtime_ActivateInstance_InprocServerImpl
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}",
"event_source_name": "",
"event_id": 34,
"version": 0,
"level": 4,
"task": 17,
"opcode": 2,
"keywords": "0x0000000000000000",
"time_created": "2026-06-02T05:14:44.109+00:00",
"event_record_id": 0,
"correlation": {},
"execution": {
"process_id": 4872,
"thread_id": 5408
},
"channel": "ETW Trace",
"computer": "JD-DC01-2022",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": "Windows_Runtime_ActivateInstance_InprocServerImpl"
}
Event ID 35: COM_GetClassFactory_InprocServerImplStart
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "35",
"version": "0",
"level": "4",
"task": "18",
"opcode": "1",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215510000+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "4020",
"thread_id": "2900"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 36: COM_GetClassFactory_InprocServerImplStop
#Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "36",
"version": "0",
"level": "4",
"task": "18",
"opcode": "2",
"keywords": 4611686018427387904,
"time_created": "2026-03-15T04:33:21.215512100+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{bb8e93ce-8090-42ed-989b-719baa7c5499}"
},
"execution": {
"process_id": "4020",
"thread_id": "2900"
},
"channel": "Microsoft-Windows-COM/CreateInstance",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {},
"message": ""
}
Event ID 37: COM_CreateInstance_InprocServerImplStart
#Event ID 38: COM_CreateInstance_InprocServerImplStop
#Event ID 39: COM_ClientSyncCallStart_V1
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
TargetProcessId UInt32 | Process ID of the target process. |
TargetThreadId UInt32 | Thread ID in the target process. |
CausalityId GUID | |
TargetMethod UInt32 | |
TargetInterface GUID | |
ProxyInterfacePointer Pointer | |
ProxyManagerIUnknown Pointer | |
IPID GUID | |
OID UInt64 | |
CallerLogicalThreadId GUID | |
CallerReturnAddress Pointer | |
WinrtAsyncPatternMethodIndicator UInt32 | |
FakeSync Boolean |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "39",
"version": "1",
"level": "4",
"task": "20",
"opcode": "1",
"keywords": 1152921504606846976,
"time_created": "2026-03-15T04:33:23.259139100+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{ba28d8a0-fac6-4470-a0d3-5a9342b1e9c9}"
},
"execution": {
"process_id": "4020",
"thread_id": "6644"
},
"channel": "Microsoft-Windows-COM/Call",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"CallTraceId": " 1657669",
"TargetProcessId": " 7284",
"TargetThreadId": " 0",
"CausalityId": "{f30f8aa7-9eee-465c-a796-709143fbd8d6}",
"TargetMethod": " 19",
"TargetInterface": "{9556dc99-828c-11cf-a37e-00aa003240c7}",
"ProxyInterfacePointer": "0x2B273AF84C0",
"ProxyManagerIUnknown": "0x2B2743B66B0",
"IPID": "{0000d409-1c74-0000-7528-2c3638aa99db}",
"OID": "3999546768768185921",
"CallerLogicalThreadId": "{f30f8aa7-9eee-465c-a796-709143fbd8d6}",
"CallerReturnAddress": "0x7FFD6A484F90",
"WinrtAsyncPatternMethodIndicator": " 0",
"FakeSync": "false"
},
"message": ""
}
Event ID 40: COM_ClientSyncCallStop
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
HRESULT Int32 | |
SourceOfHRESULT UInt32 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "40",
"version": "0",
"level": "4",
"task": "20",
"opcode": "2",
"keywords": 1152921504606846976,
"time_created": "2026-03-15T04:33:25.322550200+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{5eaf07a3-cc7f-444e-b51e-3196a39e1e34}"
},
"execution": {
"process_id": "4020",
"thread_id": "6644"
},
"channel": "Microsoft-Windows-COM/Call",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"CallTraceId": " 1657692",
"HRESULT": "0",
"SourceOfHRESULT": " 1"
},
"message": ""
}
Event ID 41: COM_ClientAsyncCallStart_V1
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
TargetProcessId UInt32 | Process ID of the target process. |
TargetThreadId UInt32 | Thread ID in the target process. |
CausalityId GUID | |
TargetMethod UInt32 | |
TargetInterface GUID | |
TargetInterfaceAsyncUuid GUID | |
ProxyInterfacePointer Pointer | |
ProxyManagerIUnknown Pointer | |
IPID GUID | |
OID UInt64 | |
CallerLogicalThreadId GUID | |
CallerReturnAddress Pointer |
Event ID 42: COM_ClientAsyncCallStop
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
HRESULT Int32 | |
SourceOfHRESULT UInt32 |
Event ID 43: COM_ServerSyncCallStart_V2
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
SourceProcessId UInt32 | |
SourceThreadId UInt32 | |
CausalityId GUID | |
TargetMethod UInt32 | |
TargetInterface GUID | |
InterfacePointer Pointer | |
MethodAddress Pointer | |
ServerIUnknown Pointer | |
IPID GUID | |
OID UInt64 | |
WinrtAsyncPatternMethodIndicator UInt32 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "43",
"version": "2",
"level": "4",
"task": "22",
"opcode": "1",
"keywords": 1152921504606846976,
"time_created": "2026-03-15T04:33:21.215574700+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{7f29c7b7-c6e5-45f3-b006-ac5f75a40973}"
},
"execution": {
"process_id": "7284",
"thread_id": "6724"
},
"channel": "Microsoft-Windows-COM/Call",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"CallTraceId": " 689814",
"SourceProcessId": " 4020",
"SourceThreadId": " 0",
"CausalityId": "{b5574a87-7c88-4fe1-b85b-682749eedd6f}",
"TargetMethod": " 19",
"TargetInterface": "{9556dc99-828c-11cf-a37e-00aa003240c7}",
"InterfacePointer": "0x2535F4762E0",
"MethodAddress": "0x7FF738171310",
"ServerIUnknown": "0x2535F4762E0",
"IPID": "{0000d409-1c74-0000-7528-2c3638aa99db}",
"OID": "3999546768768185921",
"WinrtAsyncPatternMethodIndicator": " 0"
},
"message": ""
}
Event ID 44: COM_ServerSyncCallStop
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
HRESULT Int32 | |
ServerException UInt32 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "44",
"version": "0",
"level": "4",
"task": "22",
"opcode": "2",
"keywords": 1152921504606846976,
"time_created": "2026-03-15T04:33:25.322506600+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{5eaf07a3-cc7f-444e-b51e-3196a39e1e34}"
},
"execution": {
"process_id": "7284",
"thread_id": "6724"
},
"channel": "Microsoft-Windows-COM/Call",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"CallTraceId": " 689857",
"HRESULT": "0",
"ServerException": " 0"
},
"message": ""
}
Event ID 45: COM_ServerAsyncCallStart_V1
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
SourceProcessId UInt32 | |
SourceThreadId UInt32 | |
CausalityId GUID | |
TargetMethod UInt32 | |
TargetInterface GUID | |
TargetInterfaceAsyncUuid GUID | |
InterfacePointer Pointer | |
MethodAddress Pointer | |
ServerIUnknown Pointer | |
IPID GUID | |
OID UInt64 |
Event ID 46: COM_ServerAsyncCallStop
#Fields #
| Name | Description |
|---|---|
CallTraceId UInt32 | |
HRESULT Int32 | |
ServerException UInt32 |
Event ID 47: COM_FreeUnusedLibrary
#Fields #
| Name | Description |
|---|---|
ApartmentId64 UInt64 | |
AptId UInt32 | |
AptKind UInt8 | |
UnloadDelay UInt32 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "47",
"version": "0",
"level": "4",
"task": "24",
"opcode": "0",
"keywords": 576460752303423488,
"time_created": "2026-03-15T23:27:28.521979700+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "12840",
"thread_id": "3840"
},
"channel": "Microsoft-Windows-COM/FreeUnusedLibrary",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"ApartmentId64": "5",
"AptId": " 0",
"AptKind": "2",
"UnloadDelay": "4294967295"
},
"message": ""
}
Event ID 48: COM_ApartmentUninitialize
#Fields #
| Name | Description |
|---|---|
ApartmentId64 UInt64 | |
AptId UInt32 | |
AptKind UInt8 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "48",
"version": "0",
"level": "4",
"task": "25",
"opcode": "0",
"keywords": 288230376151711744,
"time_created": "2026-03-15T23:27:27.605190800+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "10408",
"thread_id": "3732"
},
"channel": "Microsoft-Windows-COM/ApartmentUninitialize",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"ApartmentId64": "18446744069414584321",
"AptId": "4294967295",
"AptKind": "1"
},
"message": ""
}
Event ID 49: COM_ApartmentInitialize
#Fields #
| Name | Description |
|---|---|
ApartmentId64 UInt64 | |
AptId UInt32 | |
AptKind UInt8 |
Example Event #
{
"system": {
"provider": "Microsoft-Windows-COM-Perf",
"guid": "{b8d6861b-d20f-4eec-bbae-87e0dd80602b}",
"event_source_name": "",
"event_id": "49",
"version": "0",
"level": "4",
"task": "26",
"opcode": "0",
"keywords": 144115188075855872,
"time_created": "2026-03-15T04:33:37.123009100+00:00",
"event_record_id": 0,
"correlation": {
"ActivityID": "{00000000-0000-0000-0000-000000000000}"
},
"execution": {
"process_id": "5820",
"thread_id": "11756"
},
"channel": "Microsoft-Windows-COM/ApartmentInitialize",
"computer": "",
"security": {
"user_id": ""
}
},
"event_data": {
"ApartmentId64": "0",
"AptId": " 11756",
"AptKind": "4"
},
"message": ""
}
Event ID 50: Windows_Runtime_DesktopBrokeredActivateInstanceStart
#Event ID 51: Windows_Runtime_DesktopBrokeredActivateInstanceStop
#Event ID 52: Windows_Runtime_DesktopBrokeredGetActivationFactoryStart
#Event ID 53: Windows_Runtime_DesktopBrokeredGetActivationFactoryStop
#Event ID 54: ExtensionCatalog_RoGetExtensionRegistrationForLaunchContractsStart
#Fields #
| Name | Description |
|---|---|
ContractId UnicodeString | |
PackageId UnicodeString |
Event ID 55: ExtensionCatalog_RoGetExtensionRegistrationForLaunchContractsStop
#Fields #
| Name | Description |
|---|---|
HRESULT Int32 | |
ContractId UnicodeString | |
PackageId UnicodeString | |
ActivatableClassId UnicodeString | |
InboxAppsRegistrationScope Boolean |
Provenance
Where this provider's schema came from, and which Windows build it was observed on. Windows can change a provider's event schema between builds, so use this to judge whether it matches the build you collect from.
ETW provider GUID {B8D6861B-D20F-4EEC-BBAE-87E0DD80602B}
Defined in combase.dll, which carries the event manifest.
Observed on:
- WS2022-20348.4893, sample captured from a live trace, binary version 10.0.20348.2849, captured 2026-06-02
- WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.2849, captured 2026-06-02
- Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02