Min version	XP	2003/XP64	2003/XP64 SP1		Vista	Vista SP1		7		8 Pre RTM		8 Pre RTM	8.1	8.1 Update 1		10 Pre RTM	10 Pre RTM	10 Pre RTM		10 TH2
Max version	XP SP3		2003/XP64 SP2			Vista SP2		7 SP1				8.1 Update 1						10
Architecture	x86	x86	x86	x64	x86	x86	x64	x86	x64	x86	x64	x86	x64	x86	x64	x64	x86	x86	x64	x86	x64
x86 offset offset:bitpos	Field Name																					x64 offset offset:bitpos
0x0000	union _LARGE_INTEGER LastTrimTime	struct _LIST_ENTRY WorkingSetExpansionLinks						struct _EX_PUSH_LOCK WorkingSetMutex						struct _KGATE * ExitGate		volatile long WorkingSetLock						0x0000
0x0004								struct _KGATE * ExitGate						void * AccessLog		struct _KGATE * ExitGate		struct _KGATE * ExitOutswapGate				0x0008
0x0008	struct _MMSUPPORT_FLAGS Flags	union _LARGE_INTEGER LastTrimTime		union _LARGE_INTEGER LastTrimTime	uint16_t LastTrimStamp			void * AccessLog	void * AccessLog	void * AccessLog	void * AccessLog	void * AccessLog	void * AccessLog	struct _EX_PUSH_LOCK WorkingSetMutex	struct _EX_PUSH_LOCK WorkingSetMutex	void * AccessLog	void * AccessLog		void * AccessLog	void * AccessLog	void * AccessLog	0x0010
0x000A					uint16_t NextPageColor																	0x0012
0x000C						struct _MMSUPPORT_FLAGS Flags	struct _MMSUPPORT_FLAGS Flags															0x0014
0x000C	unsigned long PageFaultCount				struct _MMSUPPORT_FLAGS Flags			struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks		struct _LIST_ENTRY WorkingSetExpansionLinks		struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	struct _LIST_ENTRY WorkingSetExpansionLinks	0x0018
0x0010	unsigned long PeakWorkingSetSize	struct _MMSUPPORT_FLAGS Flags			unsigned long PageFaultCount																	0x0018
0x0014	unsigned long WorkingSetSize	unsigned long PageFaultCount		unsigned long PageFaultCount	unsigned long PeakWorkingSetSize		unsigned long PeakWorkingSetSize										unsigned long[7] AgeDistribution					0x001C
0x0014								unsigned long[7] AgeDistribution	unsigned long[7] AgeDistribution	unsigned long[7] AgeDistribution	unsigned long[7] AgeDistribution	unsigned long[7] AgeDistribution	uint64_t[7] AgeDistribution	unsigned long[7] AgeDistribution	uint64_t[7] AgeDistribution			unsigned long[7] AgeDistribution	uint64_t[7] AgeDistribution	unsigned long[7] AgeDistribution	uint64_t[7] AgeDistribution	0x0028
0x0018	unsigned long MinimumWorkingSetSize	unsigned long PeakWorkingSetSize			unsigned long Spare0	unsigned long ChargedWslePages																0x0020
0x001C	unsigned long MaximumWorkingSetSize	unsigned long GrowthSinceLastEstimate			unsigned long MinimumWorkingSetSize																	0x0024
0x0020	struct _MMWSL * VmWorkingSetList	unsigned long MinimumWorkingSetSize			unsigned long MaximumWorkingSetSize											uint64_t[7] AgeDistribution						0x0028
0x0024			unsigned long MaximumWorkingSetSize	unsigned long MaximumWorkingSetSize																		0x002C
0x0024	struct _LIST_ENTRY WorkingSetExpansionLinks	unsigned long MaximumWorkingSetSize			struct _MMWSL * VmWorkingSetList		struct _MMWSL * VmWorkingSetList															0x0030
0x0028			struct _MMWSL * VmWorkingSetList	struct _MMWSL * VmWorkingSetList																		0x0030
0x0028		struct _MMWSL * VmWorkingSetList			unsigned long Claim		unsigned long Claim															0x0038
0x002C	unsigned long Claim			unsigned long Claim	unsigned long[1] Spare																	0x0038
0x002C						unsigned long ActualWslePages	unsigned long ActualWslePages															0x003C
0x0030			unsigned long NextEstimationSlot	unsigned long NextEstimationSlot																		0x003C
0x0030						unsigned long WorkingSetPrivateSize	unsigned long WorkingSetPrivateSize															0x0040
0x0030	unsigned long NextEstimationSlot				unsigned long WorkingSetPrivateSize			unsigned long MinimumWorkingSetSize	unsigned long MinimumWorkingSetSize	unsigned long MinimumWorkingSetSize	unsigned long MinimumWorkingSetSize						unsigned long MinimumWorkingSetSize					0x0044
0x0030												uintptr_t MinimumWorkingSetSize						uintptr_t MinimumWorkingSetSize				0x0060
0x0034	unsigned long NextAgingSlot			unsigned long NextAgingSlot	unsigned long WorkingSetSizeOverhead												unsigned long WorkingSetLeafSize					0x0040
0x0034						unsigned long WorkingSetSizeOverhead	unsigned long WorkingSetSizeOverhead															0x0044
0x0034								unsigned long WorkingSetSize	unsigned long WorkingSetSize	unsigned long WorkingSetSize	unsigned long WorkingSetSize											0x0048
0x0034												uintptr_t WorkingSetSize		uintptr_t WorkingSetLeafSize				uintptr_t WorkingSetLeafSize				0x0068
0x0038			unsigned long EstimatedAvailable	unsigned long EstimatedAvailable																		0x0044
0x0038	unsigned long EstimatedAvailable				unsigned long WorkingSetSize		unsigned long WorkingSetSize										unsigned long WorkingSetLeafPrivateSize					0x0048
0x0038								unsigned long WorkingSetPrivateSize	unsigned long WorkingSetPrivateSize	unsigned long WorkingSetPrivateSize	unsigned long WorkingSetPrivateSize											0x004C
0x0038												uintptr_t WorkingSetPrivateSize		uintptr_t WorkingSetLeafPrivateSize				uintptr_t WorkingSetLeafPrivateSize				0x0070
0x003C			unsigned long WorkingSetSize	unsigned long WorkingSetSize																		0x0048
0x003C						struct _KGATE * ExitGate	struct _KGATE * ExitGate	unsigned long MaximumWorkingSetSize	unsigned long MaximumWorkingSetSize	unsigned long MaximumWorkingSetSize	unsigned long MaximumWorkingSetSize											0x0050
0x003C	unsigned long GrowthSinceLastEstimate	uintptr_t WorkingSetSize			struct _KEVENT * ExitEvent							uintptr_t MaximumWorkingSetSize		uintptr_t WorkingSetSize								0x0078
0x0040			struct _EX_PUSH_LOCK WorkingSetMutex	struct _EX_PUSH_LOCK WorkingSetMutex																		0x0050
0x0040		struct _KGUARDED_MUTEX WorkingSetMutex			struct _EX_PUSH_LOCK WorkingSetMutex			unsigned long ChargedWslePages	unsigned long ChargedWslePages	unsigned long ChargedWslePages	unsigned long ChargedWslePages						unsigned long WorkingSetPrivateSize					0x0054
0x0040						struct _EX_PUSH_LOCK WorkingSetMutex	struct _EX_PUSH_LOCK WorkingSetMutex															0x0058
0x0040												uintptr_t ChargedWslePages		uintptr_t WorkingSetPrivateSize				uintptr_t WorkingSetPrivateSize				0x0080
0x0044								unsigned long ActualWslePages	unsigned long ActualWslePages	unsigned long ActualWslePages	unsigned long ActualWslePages											0x0058
0x0044						void * AccessLog	void * AccessLog															0x0060
0x0044					void * AccessLog							uintptr_t ActualWslePages		uintptr_t MaximumWorkingSetSize								0x0088
0x0048								unsigned long WorkingSetSizeOverhead	unsigned long WorkingSetSizeOverhead	unsigned long WorkingSetSizeOverhead	unsigned long WorkingSetSizeOverhead						unsigned long ChargedWslePages					0x005C
0x0048												uintptr_t WorkingSetSizeOverhead		uintptr_t ChargedWslePages				uintptr_t ChargedWslePages				0x0090
0x004C								unsigned long PeakWorkingSetSize	unsigned long PeakWorkingSetSize	unsigned long PeakWorkingSetSize	unsigned long PeakWorkingSetSize											0x0060
0x004C												uintptr_t PeakWorkingSetSize		uintptr_t ActualWslePages								0x0098
0x0050								unsigned long HardFaultCount	unsigned long HardFaultCount	unsigned long HardFaultCount	unsigned long HardFaultCount											0x0064
0x0050												unsigned long HardFaultCount		uintptr_t WorkingSetSizeOverhead								0x00A0
0x0054								struct _MMWSL * VmWorkingSetList	struct _MMWSL * VmWorkingSetList	struct _MMWSL * VmWorkingSetList	struct _MMWSL * VmWorkingSetList											0x0068
0x0054												struct _MMWSL * VmWorkingSetList		uintptr_t PeakWorkingSetSize								0x00A8
0x0058								uint16_t NextPageColor	uint16_t NextPageColor	uint16_t NextPageColor	uint16_t NextPageColor					uint64_t WorkingSetLeafPrivateSize						0x0070
0x0058												uint16_t NextPageColor		unsigned long HardFaultCount	unsigned long HardFaultCount		unsigned long HardFaultCount		unsigned long HardFaultCount	unsigned long HardFaultCount	unsigned long HardFaultCount	0x00B0
0x005A								uint16_t LastTrimStamp	uint16_t LastTrimStamp	uint16_t LastTrimStamp	uint16_t LastTrimStamp											0x0072
0x005A												uint16_t LastTrimStamp										0x00B2
0x005C								unsigned long PageFaultCount	unsigned long PageFaultCount	unsigned long PageFaultCount	unsigned long PageFaultCount											0x0074
0x005C												unsigned long PageFaultCount	unsigned long PageFaultCount				struct _MMWSL * VmWorkingSetList		uint16_t PartitionId		uint16_t PartitionId	0x00B4
																			uint16_t Pad0		uint16_t Pad0	0x00B6
0x005C														struct _MMWSL * VmWorkingSetList				struct _MMWSL * VmWorkingSetList				0x00B8
0x0060								unsigned long RepurposeCount	unsigned long RepurposeCount	unsigned long TrimmedPageCount	unsigned long TrimmedPageCount											0x0078
0x0060												uintptr_t TrimmedPageCount	uintptr_t TrimmedPageCount			struct _MMWSL * VmWorkingSetList	uint16_t NextPageColor					0x00B8
0x0060														uint16_t NextPageColor				uint16_t NextPageColor				0x00C0
0x0062														uint16_t LastTrimStamp								0x00C2
0x0064								unsigned long[1] Spare	unsigned long[2] Spare		unsigned long Spare											0x007C
0x0064										unsigned long ForceTrimPages	unsigned long ForceTrimPages					uint64_t WorkingSetPrivateSize						0x0080
0x0064												uintptr_t ForceTrimPages				uint16_t NextPageColor						0x00C0
0x0064														unsigned long PageFaultCount								0x00C4
0x0068								struct _MMSUPPORT_FLAGS Flags	struct _MMSUPPORT_FLAGS Flags	struct _MMSUPPORT_FLAGS Flags	struct _MMSUPPORT_FLAGS Flags						unsigned long TrimmedPageCount					0x0084
0x0068												struct _MMSUPPORT_FLAGS Flags		uintptr_t TrimmedPageCount				uintptr_t TrimmedPageCount				0x00C8
0x006C												void * WsSwapSupport		uintptr_t ForceTrimPages						uintptr_t Reserved0		0x00D0
0x0070														struct _MMSUPPORT_FLAGS Flags								0x00D8
0x0074														void * WsSwapSupport				uintptr_t ReleasedCommitDebt				0x00E0
0x0078																		void * WsSwapSupport				0x00E8
0x007C																		void * CommitReAcquireFailSupport				0x00F0