Microsoft-Windows-Minstore

Event	Title	Channel	Sample	Rule
1	Bucket split	Analytic	N	N
2	Bucket merge	Analytic	N	N
10	Tree update	Analytic	N	N
11	Tree update	Analytic	N	N
12	Start tree update	Analytic	N	N
13	End tree update	Analytic	N	N
20	LFF: Redo log	Analytic	N	N
21	LFF: Protected space	Analytic	N	N
22	Allocation range.	Debug	N	N
23	Log tail advance from Lsn1 to Lsn2.	Analytic	N	N
24	Log pulse lazy writer.	Analytic	N	N
25	Container move.	Analytic	N	N
26	Minstore Redo Log application has been skipped.	Analytic	N	N
27	An error	Analytic	N	N
50	Two threads tried to read bucket IdHigh (table IdLow) for level.	Analytic	N	N
51	A thread had to wait to lock bucket IdHigh (table IdLow) for level.	Analytic	N	N
52	A thread had to wait for a copy of bucket IdHigh (table IdLow) for level.	Analytic	N	N
100	B+ node CRC mismatch	Analytic	N	N
101	B+ node repaired via redundant copy	Analytic	N	N
1000	B+ tree node started splitting	Analytic	N	N
1002	B+ tree node finished splitting	Analytic	N	N
1003	B+ tree nodes started merging	Analytic	N	N
1004	B+ tree nodes finished merging	Analytic	N	N
1005	B+ tree starting pushing its root	Analytic	N	N
1006	B+ tree finished pushing its root	Analytic	N	N
1007	B+ tree starting popping its root	Analytic	N	N
1008	B+ tree finished popping its root	Analytic	N	N
1011	Analyze pass start	Analytic	N	N
1012	Analyze pass end	Analytic	N	N
1013	Redo pass start	Analytic	N	N
1014	Redo pass end	Analytic	N	N
1015	Flush And Checkpoint start	Analytic	N	N
1016	Flush And Checkpoint end	Analytic	N	N
1017	First redo transaction found	Analytic	N	N
1018	Tree Update Record found	Analytic	N	N
1019	Open Table for redo	Analytic	N	N
1020	Reserve ranges for redo	Analytic	N	N
1030	Binding IdHigh.	Analytic	N	N
1031	Binding IdHigh.	Analytic	N	N
1032	Binding IdHigh.	Analytic	N	N
1033	Binding IdHigh.	Analytic	N	N

Event ID 1: Bucket split

Channel: Analytic
Task: TableEvent
Opcode: BucketSplit

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 2: Bucket merge

Channel: Analytic
Task: TableEvent
Opcode: BucketMerge

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 10: Tree update

Channel: Analytic
Task: TreeUpdateTask
Opcode: WriteB+tree

Fields #

Name	Description
`PageCount` UInt32
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 11: Tree update

Channel: Analytic
Task: VolumeCheckpoint
Opcode: Checkpoint

Fields #

Name	Description
`PageCount` UInt32
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 12: Start tree update

Channel: Analytic
Task: TreeUpdateTask
Opcode: StartedwritingB+tree

Fields #

Name	Description
`PageCount` UInt32
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 13: End tree update

Channel: Analytic
Task: TreeUpdateTask
Opcode: FinishedwritingB+tree

Fields #

Name	Description
`PageCount` UInt32
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 20: LFF: Redo log

Channel: Analytic
Task: ForwardProgress
Opcode: RedoLog

Fields #

Name	Description
`Pending` UInt32
`Amount` UInt32
`Lsn1` HexInt64
`Lsn2` HexInt64
`Lsn3` HexInt64

Event ID 21: LFF: Protected space

Channel: Analytic
Task: ForwardProgress
Opcode: ProtectedSpace

Fields #

Name	Description
`PageCount` UInt32
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 22: Allocation range.

Channel: Debug
Task: Allocation
Opcode: Allocationrange

Message #

Allocation range:
	Metadata allocation: %1 
	Requested tier: %2, actual tier: %3 
	Requested allocation start: %4, count: %5 
	Actual allocation start: %6, count: %7

Fields #

Name	Description
`IsMetadata` Boolean
`RequestedTier` UInt32
`ActualTier` UInt32
`RequestedStartOfRange` UInt64
`RequestedCountOfRange` UInt64
`AllocatedStartOfRange` UInt64
`AllocatedCountOfRange` UInt64

Event ID 23: Log tail advance from Lsn1 to Lsn2.

Channel: Analytic
Task: ForwardProgress
Opcode: Logtailadvance

Message #

Log tail advance from %3 to %4.
Log is %2 percent full.

Fields #

Name	Description
`Pending` UInt32
`Amount` UInt32
`Lsn1` HexInt64
`Lsn2` HexInt64
`Lsn3` HexInt64

Event ID 24: Log pulse lazy writer.

Channel: Analytic
Task: ForwardProgress
Opcode: Logpulselazywriter

Description

Log pulse lazy writer. Log is Amount percent full.

Message #

Log pulse lazy writer. Log is %2 percent full.

Fields #

Name	Description
`Pending` UInt32
`Amount` UInt32
`Lsn1` HexInt64
`Lsn2` HexInt64
`Lsn3` HexInt64

Event ID 25: Container move.

Channel: Analytic
Task: Allocation
Opcode: Containermove

Message #

Container move:
	Source tier: %1, Target tier: %2 
	Source start of range: %3, count: %4 
	 Target physical offset: %5 
	SSD Fill Ratio %6, HDD Fill Ratio %7 
	Reserved: %8
	Destaged allocation count: %9
	Failed SSD Destage: %10

Fields #

Name	Description
`SourceTier` UInt32
`TargetTier` UInt32
`SourceStartOfRange` HexInt64
`SourceCountOfRange` HexInt64
`TargetPhysicalOffset` HexInt64
`SsdFillRatio` UInt32
`HddFillRatio` UInt32
`IsTargetReserved` Boolean
`DestageAllocationCount` HexInt64
`FailedSsdDestage` Boolean

Event ID 26: Minstore Redo Log application has been skipped.

Channel: Analytic
Task: LogRedo
Opcode: Logskipreplay

Description

Minstore Redo Log application has been skipped. Minstore will now mount the volume without applying the redo log.

Message #

Minstore Redo Log application has been skipped. Minstore will now mount the volume without applying the redo log.

Fields #

Name	Description
`Status` HexInt32	NTSTATUS reference

Event ID 27: An error

Channel: Analytic
Task: LogRedo
Opcode: Logreplayfailure

Fields #

Name	Description
`Status` HexInt32	NTSTATUS reference

Event ID 50: Two threads tried to read bucket IdHigh (table IdLow) for level.

Channel: Analytic
Task: Contention
Opcode: Bucketreadcollision

Message #

Two threads tried to read bucket %1 (table %2) for level

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`Lcn` HexInt64
`Level` HexInt32

Event ID 51: A thread had to wait to lock bucket IdHigh (table IdLow) for level.

Channel: Analytic
Task: Contention
Opcode: Bucketlockcollision

Message #

A thread had to wait to lock bucket %1 (table %2) for level

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`Lcn` HexInt64
`Level` HexInt32

Event ID 52: A thread had to wait for a copy of bucket IdHigh (table IdLow) for level.

Channel: Analytic
Task: Contention
Opcode: Bucketcowcollision

Message #

A thread had to wait for a copy of bucket %1 (table %2) for level

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`Lcn` HexInt64
`Level` HexInt32

Event ID 100: B+ node CRC mismatch

Channel: Analytic
Task: ErrorDetected
Opcode: B+nodeCRCmismatch

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`PageLcn` HexInt64
`Lcn` HexInt64
`PageVirtualClock` HexInt64
`VolumeVirtualClock` HexInt64
`Scrubbing` Boolean

Event ID 101: B+ node repaired via redundant copy

Channel: Analytic
Task: ErrorDetected
Opcode: B+noderepairedviaredundantcopy

Fields #

Name	Description
`Lcn` HexInt64
`Scrubbing` Boolean

Event ID 1000: B+ tree node started splitting

Channel: Analytic
Task: TableEvent
Opcode: BucketSplit

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1002: B+ tree node finished splitting

Channel: Analytic
Task: TableEvent
Opcode: BucketSplit

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1003: B+ tree nodes started merging

Channel: Analytic
Task: TableEvent
Opcode: BucketMerge

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1004: B+ tree nodes finished merging

Channel: Analytic
Task: TableEvent
Opcode: BucketMerge

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1005: B+ tree starting pushing its root

Channel: Analytic
Task: TableEvent
Opcode: BucketSplit

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1006: B+ tree finished pushing its root

Channel: Analytic
Task: TableEvent
Opcode: BucketSplit

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1007: B+ tree starting popping its root

Channel: Analytic
Task: TableEvent
Opcode: BucketMerge

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1008: B+ tree finished popping its root

Channel: Analytic
Task: TableEvent
Opcode: BucketMerge

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`TableType` UInt32

Event ID 1011: Analyze pass start

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1012: Analyze pass end

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1013: Redo pass start

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1014: Redo pass end

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1015: Flush And Checkpoint start

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1016: Flush And Checkpoint end

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1017: First redo transaction found

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1018: Tree Update Record found

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1019: Open Table for redo

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1020: Reserve ranges for redo

Channel: Analytic
Task: LogRedo
Opcode: LogRedo

Fields #

Name	Description
`StartLsn` HexInt64
`EndLsn` HexInt64
`TransactionsRemaining` UInt64

Event ID 1030: Binding IdHigh.

Channel: Analytic
Task: LazyWriter
Opcode: LazyWriter

Description

Binding IdHigh.IdLow was added to lazy writer list.

Message #

Binding %1.%2 was added to lazy writer list

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 1031: Binding IdHigh.

Channel: Analytic
Task: LazyWriter
Opcode: LazyWriter

Description

Binding IdHigh.IdLow was removed from lazy writer list.

Message #

Binding %1.%2 was removed from lazy writer list

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64

Event ID 1032: Binding IdHigh.

Channel: Analytic
Task: LazyWriter
Opcode: LazyWriter

Description

Binding IdHigh.IdLow was queued by rule Reason.

Message #

Binding %1.%2 was queued by rule %3

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64
`Reason` UInt32

Event ID 1033: Binding IdHigh.

Channel: Analytic
Task: LazyWriter
Opcode: LazyWriter

Description

Binding IdHigh.IdLow write starts.

Message #

Binding %1.%2 write starts

Fields #

Name	Description
`IdHigh` HexInt64
`IdLow` HexInt64

Provenance

ETW provider GUID 55b24b1d-dd9c-44c0-ba77-4f749f1b6976

Defined in minstoreevents.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