Win32_CacheMemory class

Article
01/06/2021

The Win32_CacheMemory WMI class represents internal and external cache memory on a computer system.

The following syntax is simplified from Managed Object Format (MOF) code and includes all of the inherited properties. Properties are listed in alphabetic order, not MOF order.

Syntax

[Dynamic, Provider("CIMWin32"), UUID("{FAF76B97-798C-11D2-AAD1-006008C78BC7}"), AMENDMENT]
class Win32_CacheMemory : CIM_CacheMemory
{
  uint16   Access;
  uint8    AdditionalErrorData[];
  uint16   Associativity;
  uint16   Availability;
  uint64   BlockSize;
  uint32   CacheSpeed;
  uint16   CacheType;
  string   Caption;
  uint32   ConfigManagerErrorCode;
  boolean  ConfigManagerUserConfig;
  boolean  CorrectableError;
  string   CreationClassName;
  uint16   CurrentSRAM[];
  string   Description;
  string   DeviceID;
  uint64   EndingAddress;
  uint16   ErrorAccess;
  uint64   ErrorAddress;
  boolean  ErrorCleared;
  uint16   ErrorCorrectType;
  uint8    ErrorData[];
  uint16   ErrorDataOrder;
  string   ErrorDescription;
  uint16   ErrorInfo;
  string   ErrorMethodology;
  uint64   ErrorResolution;
  datetime ErrorTime;
  uint32   ErrorTransferSize;
  uint32   FlushTimer;
  datetime InstallDate;
  uint32   InstalledSize;
  uint32   LastErrorCode;
  uint16   Level;
  uint32   LineSize;
  uint16   Location;
  uint32   MaxCacheSize;
  string   Name;
  uint64   NumberOfBlocks;
  string   OtherErrorDescription;
  string   PNPDeviceID;
  uint16   PowerManagementCapabilities[];
  boolean  PowerManagementSupported;
  string   Purpose;
  uint16   ReadPolicy;
  uint16   ReplacementPolicy;
  uint64   StartingAddress;
  string   Status;
  uint16   StatusInfo;
  uint16   SupportedSRAM[];
  string   SystemCreationClassName;
  boolean  SystemLevelAddress;
  string   SystemName;
  uint16   WritePolicy;
};

Members

The Win32_CacheMemory class has these types of members:

Methods
Properties

Methods

The Win32_CacheMemory class has these methods.

Method	Description
Reset	Not implemented. To implement this method, see the Reset method in CIM_CacheMemory for documentation.
SetPowerState	Not implemented. To implement this method, see the SetPowerState method in CIM_CacheMemory for documentation.

Properties

The Win32_CacheMemory class has these properties.

Access

Data type: uint16
Access type: Read-only

Type of access.

This property is inherited from CIM_StorageExtent.

Unknown (0)

Readable (1)

Writeable (2)

Writable

Read/Write Supported (3)

Write Once (4)

AdditionalErrorData

Data type: uint8 array
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.18", "MIF.DMTF|Physical Memory Array|001.13"), MAX (64)

Array of octets that hold additional error information. An example is ECC Syndrome or the return of the check bits if a CRC-based error methodology is used. In the latter case, if a single-bit error is recognized and the CRC algorithm is known, it is possible to determine the exact bit that failed. This type of data (ECC Syndrome, Check Bit, Parity Bit data, or other vendor supplied information) is included in this field. If the ErrorInfo property is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

Associativity

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.15")

An integer enumeration that defines the system cache associativity.

This value comes from the Associativity member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Direct Mapped (3)

2-way Set-Associative (4)

4-way Set-Associative (5)

Fully Associative (6)

8-way Set-Associative (7)

16-way Set-Associative (8)

Availability

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Operational State|003.5", "MIB.IETF|HOST-RESOURCES-MIB.hrDeviceStatus")

Availability and status of the device.

This value comes from the Cache Configuration member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_LogicalDevice.

Other (1)

Unknown (2)

Running/Full Power (3)

Running or Full Power

Warning (4)

In Test (5)

Not Applicable (6)

Power Off (7)

Off Line (8)

Off Duty (9)

Degraded (10)

Not Installed (11)

Install Error (12)

Power Save - Unknown (13)

The device is known to be in a power save mode, but its exact status is unknown.

Power Save - Low Power Mode (14)

The device is in a power save state but still functioning, and may exhibit degraded performance.

Power Save - Standby (15)

The device is not functioning, but could be brought to full power quickly.

Power Cycle (16)

Power Save - Warning (17)

The device is in a warning state, though also in a power save mode.

Paused (18)

The device is paused.

Not Ready (19)

The device is not ready.

Not Configured (20)

The device is not configured.

Quiesced (21)

The device is quiet.

BlockSize

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIB.IETF|HOST-RESOURCES-MIB.hrStorageAllocationUnits"), Units ("bytes")

Size in bytes of the blocks that form this storage extent. If unknown or if a block concept is not valid (for example, for aggregate extents, memory, or logical disks), enter a 1.

This property is inherited from CIM_StorageExtent.

For more information about using uint64 values in scripts, see Scripting in WMI.

CacheSpeed

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Cache Speed"), Units ("nanoseconds")

Speed of the cache.

This value comes from the Cache Speed member of the Cache Information structure in the SMBIOS information.

CacheType

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.9")

Type of cache.

This value comes from the System Cache Type member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Instruction (3)

Data (4)

Unified (5)

Caption

Data type: string
Access type: Read-only
Qualifiers: MaxLen (64), DisplayName ("Caption")

Short description of the object a one-line string.

This property is inherited from CIM_ManagedSystemElement.

ConfigManagerErrorCode

Data type: uint32
Access type: Read-only
Qualifiers: Schema ("Win32")

Win32 Configuration Manager error code.

This property is inherited from CIM_LogicalDevice.

This device is working properly. (0)

Device is working properly.

This device is not configured correctly. (1)

Device is not configured correctly.

Windows cannot load the driver for this device. (2)

The driver for this device might be corrupted, or your system may be running low on memory or other resources. (3)

Driver for this device might be corrupted, or the system may be low on memory or other resources.

This device is not working properly. One of its drivers or your registry might be corrupted. (4)

Device is not working properly. One of its drivers or the registry might be corrupted.

The driver for this device needs a resource that Windows cannot manage. (5)

Driver for the device requires a resource that Windows cannot manage.

The boot configuration for this device conflicts with other devices. (6)

Boot configuration for the device conflicts with other devices.

Cannot filter. (7)

The driver loader for the device is missing. (8)

Driver loader for the device is missing.

This device is not working properly because the controlling firmware is reporting the resources for the device incorrectly. (9)

Device is not working properly. The controlling firmware is incorrectly reporting the resources for the device.

This device cannot start. (10)

Device cannot start.

This device failed. (11)

Device failed.

This device cannot find enough free resources that it can use. (12)

Device cannot find enough free resources to use.

Windows cannot verify this device's resources. (13)

Windows cannot verify the device's resources.

This device cannot work properly until you restart your computer. (14)

Device cannot work properly until the computer is restarted.

This device is not working properly because there is probably a re-enumeration problem. (15)

Device is not working properly due to a possible re-enumeration problem.

Windows cannot identify all the resources this device uses. (16)

Windows cannot identify all of the resources that the device uses.

This device is asking for an unknown resource type. (17)

Device is requesting an unknown resource type.

Reinstall the drivers for this device. (18)

Device drivers must be reinstalled.

Failure using the VxD loader. (19)

Your registry might be corrupted. (20)

Registry might be corrupted.

System failure: Try changing the driver for this device. If that does not work, see your hardware documentation. Windows is removing this device. (21)

System failure. If changing the device driver is ineffective, see the hardware documentation. Windows is removing the device.

This device is disabled. (22)

Device is disabled.

System failure: Try changing the driver for this device. If that doesn't work, see your hardware documentation. (23)

System failure. If changing the device driver is ineffective, see the hardware documentation.

This device is not present, is not working properly, or does not have all its drivers installed. (24)

Device is not present, not working properly, or does not have all of its drivers installed.

Windows is still setting up this device. (25)

Windows is still setting up the device.

Windows is still setting up this device. (26)

Windows is still setting up the device.

This device does not have valid log configuration. (27)

Device does not have valid log configuration.

The drivers for this device are not installed. (28)

Device drivers are not installed.

This device is disabled because the firmware of the device did not give it the required resources. (29)

Device is disabled. The device firmware did not provide the required resources.

This device is using an Interrupt Request (IRQ) resource that another device is using. (30)

Device is using an IRQ resource that another device is using.

This device is not working properly because Windows cannot load the drivers required for this device. (31)

Device is not working properly. Windows cannot load the required device drivers.

ConfigManagerUserConfig

Data type: boolean
Access type: Read-only
Qualifiers: Schema ("Win32")

If True, the device is using a user-defined configuration.

This property is inherited from CIM_LogicalDevice.

CorrectableError

Data type: boolean
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.12", "MIF.DMTF|Physical Memory Array|001.8")

If True, the most recent error was correctable. If the ErrorInfo property is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

CreationClassName

Data type: string
Access type: Read-only
Qualifiers: CIM_Key

Name of the first concrete class to appear in the inheritance chain used in the creation of an instance. When used with the other key properties of the class, the property allows all instances of this class and its subclasses to be uniquely identified.

This property is inherited from CIM_LogicalDevice.

CurrentSRAM

Data type: uint16 array
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Current SRAM Type")

Array of types of Static Random Access Memory (SRAM) being used for the cache memory.

This value comes from the Current SRAM Type member of the Cache Information structure in the SMBIOS information.

Other (0)

Unknown (1)

Non-Burst (2)

Burst (3)

Pipeline Burst (4)

Synchronous (5)

Asynchronous (6)

Description

Data type: string
Access type: Read-only
Qualifiers: DisplayName ("Description")

Description of the object.

This property is inherited from CIM_ManagedSystemElement.

DeviceID

Data type: string
Access type: Read-only
Qualifiers: Key, Override ("DeviceId"), MappingStrings ("WMI")

Unique identifier of the cache represented by an instance of Win32_CacheMemory.

This property is inherited from CIM_LogicalDevice.

Example: "Cache Memory 1"

EndingAddress

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Array Mapped Addresses|001.4", "MIF.DMTF|Memory Device Mapped Addresses|001.5"), Units ("kilobytes")

Ending address, referenced by an application or operating system and mapped by a memory controller, for this memory object. The ending address is specified in kilobytes.

This property is inherited from CIM_Memory.

For more information about using uint64 values in scripts, see Scripting in WMI.

ErrorAccess

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.15", "MIF.DMTF|Physical Memory Array|001.10")

Memory access operation that caused the last error. The type of error is described by the ErrorInfo property. If ErrorInfo is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

Other (1)

Unknown (2)

Read (3)

Write (4)

Partial Write (5)

ErrorAddress

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.19", "MIF.DMTF|Memory Device|002.20", "MIF.DMTF|Physical Memory Array|001.14")

Address of the last memory error. The type of error is described by the ErrorInfo property. If ErrorInfo is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

For more information about using uint64 values in scripts, see Scripting in WMI.

ErrorCleared

Data type: boolean
Access type: Read-only

If True, the error reported in LastErrorCode is now cleared.

This property is inherited from CIM_LogicalDevice.

ErrorCorrectType

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Error Correction Type")

Error correction method used by the cache memory.

This value comes from the Error Correction Type member of the Cache Information structure in the SMBIOS information.

Reserved (0)

Other (1)

Unknown (2)

None (3)

Parity (4)

Single-bit ECC (5)

Multi-bit ECC (6)

ErrorData

Data type: uint8 array
Access type: Read-only
Qualifiers: ArrayType ("Indexed"), MappingStrings ("MIF.DMTF|Memory Device|002.17", "MIF.DMTF|Physical Memory Array|001.12"), MAX (64)

Array of data captured during the last erroneous memory access. The data occupies the first n octets of the array necessary to hold the number of bits specified by the ErrorTransferSize property. If ErrorTransferSize is 0 (zero), then this property has no meaning.

This property is inherited from CIM_Memory.

ErrorDataOrder

Data type: uint16
Access type: Read-only

Ordering for data stored in the ErrorData property. If ErrorTransferSize is 0 (zero), then this property has no meaning.

This property is inherited from CIM_Memory.

Unknown (0)

Least Significant Byte First (1)

Most Significant Byte First (2)

ErrorDescription

Data type: string
Access type: Read-only

More information about the error recorded in LastErrorCode, and information on any corrective actions that may be taken.

This property is inherited from CIM_LogicalDevice.

ErrorInfo

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.12", "MIF.DMTF|Physical Memory Array|001.8"), ModelCorrespondence ("CIM_Memory.OtherErrorDescription")

Type of error that occurred most recently. The values 12-14 are undefined in the CIM schema because in DMI they mix the semantics of the type of error and whether it was correctable or not. The latter is indicated in the property CorrectableError.

This property is inherited from CIM_Memory.

Other (1)

Unknown (2)

OK (3)

Bad Read (4)

Parity Error (5)

Single-Bit Error (6)

Double-Bit Error (7)

Multi-Bit Error (8)

Nibble Error (9)

Checksum Error (10)

CRC Error (11)

Undefined (12)

Undefined (13)

Undefined (14)

ErrorMethodology

Data type: string
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Physical Memory Array|001.7")

Details on the parity or CRC algorithms, ECC, or other mechanisms used.

This property is inherited from CIM_Memory.

ErrorResolution

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.21", "MIF.DMTF|Physical Memory Array|001.15"), Units ("bytes")

Range, in bytes, to which the last error can be resolved. For example, if error addresses are resolved to bit 11 (that is, on a typical page basis), then errors can be resolved to 4 KB boundaries and this property is set to 4000. If the ErrorInfo property is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

For more information about using uint64 values in scripts, see Scripting in WMI.

ErrorTime

Data type: datetime
Access type: Read-only

Time that the last memory error occurred. The type of error is described by the ErrorInfo property. If the ErrorInfo property is equal to 3 (OK), then this property has no meaning.

This property is inherited from CIM_Memory.

ErrorTransferSize

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Device|002.16", "MIF.DMTF|Physical Memory Array|001.11"), Units ("bits")

Size of the data transfer in bits that caused the last error. 0 (zero) indicates no error. If the ErrorInfo property is equal to 3 (OK), then this property should be set to 0 (zero).

This property is inherited from CIM_Memory.

FlushTimer

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.14"), Units ("seconds")

Maximum amount of time, in seconds, dirty lines or buckets may remain in the cache before they are flushed. A value of 0 (zero) indicates that a cache flush is not controlled by a flushing timer.

This property is inherited from CIM_CacheMemory.

InstallDate

Data type: datetime
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|ComponentID|001.5"), DisplayName ("Install Date")

Date and time the object was installed. This property does not need a value to indicate that the object is installed.

This property is inherited from CIM_ManagedSystemElement.

InstalledSize

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Installed Size"), Units ("kilobytes")

Current size of the installed cache memory.

This value comes from the Installed Size member of the Cache Information structure in the SMBIOS information.

LastErrorCode

Data type: uint32
Access type: Read-only

Last error code reported by the logical device.

This property is inherited from CIM_LogicalDevice.

Level

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.2")

Level of the cache.

This value comes from the Cache Configuration member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Primary (3)

Secondary (4)

Tertiary (5)

Not Applicable (6)

LineSize

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.10"), Units ("bytes")

Size, in bytes, of a single cache bucket or line.

This property is inherited from CIM_CacheMemory.

Location

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Location")

Physical location of the cache memory.

This value comes from the Cache Configuration member of the Cache Information structure in the SMBIOS information.

Internal (0)

External (1)

Reserved (2)

Unknown (3)

MaxCacheSize

Data type: uint32
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Maximum Cache Size"), Units ("kilobytes")

Maximum cache size installable to this particular cache memory.

This value comes from the Maximum Cache Size member of the Cache Information structure in the SMBIOS information.

Name

Data type: string
Access type: Read-only
Qualifiers: DisplayName ("Name")

Label by which the object is known. When subclassed, the property can be overridden to be a key property.

This property is inherited from CIM_ManagedSystemElement.

NumberOfBlocks

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIB.IETF|HOST-RESOURCES-MIB.hrStorageSize")

Total number of consecutive blocks, each block the size of the value contained in the BlockSize property, which form this storage extent. Total size of the storage extent can be calculated by multiplying the value of the BlockSize property by the value of this property. If the value of BlockSize is 1, this property is the total size of the storage extent.

This property is inherited from CIM_StorageExtent.

For more information about using uint64 values in scripts, see Scripting in WMI.

OtherErrorDescription

Data type: string
Access type: Read-only
Qualifiers: ModelCorrespondence ("CIM_Memory.ErrorInfo")

Free-form string providing more information if the ErrorType property is set to 1, Other. Otherwise, this string has no meaning.

This property is inherited from CIM_Memory.

PNPDeviceID

Data type: string
Access type: Read-only
Qualifiers: Schema ("Win32")

Windows Plug and Play device identifier of the logical device.

This property is inherited from CIM_LogicalDevice.

Example: "*PNP030b"

PowerManagementCapabilities

Data type: uint16 array
Access type: Read-only

Array of the specific power-related capabilities of a logical device.

This property is inherited from CIM_LogicalDevice.

Unknown (0)

Not Supported (1)

Disabled (2)

Enabled (3)

The power management features are currently enabled but the exact feature set is unknown or the information is unavailable.

Power Saving Modes Entered Automatically (4)

The device can change its power state based on usage or other criteria.

Power State Settable (5)

The SetPowerState method is supported. This method is found on the parent CIM_LogicalDevice class and can be implemented. For more information, see Designing Managed Object Format (MOF) Classes.

Power Cycling Supported (6)

The SetPowerState method can be invoked with the PowerState parameter set to 5 (Power Cycle).

Timed Power On Supported (7)

Timed Power-On Supported

The SetPowerState method can be invoked with the PowerState parameter set to 5 (Power Cycle) and Time set to a specific date and time, or interval, for power-on.

PowerManagementSupported

Data type: boolean
Access type: Read-only

If True, the device can be power-managed (can be put into suspend mode, and so on). The property does not indicate that power management features are currently enabled, only that the logical device is capable of power management.

This property is inherited from CIM_LogicalDevice.

Purpose

Data type: string
Access type: Read-only

Free-form string describing the media and its use.

This value comes from the Socket Designation member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_StorageExtent.

ReadPolicy

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.13")

Policy that shall be employed by the cache for handling read requests.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Read (3)

Read-Ahead (4)

Read and Read-Ahead (5)

Determination Per I/O (6)

ReplacementPolicy

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.12")

Algorithm to determine which cache lines or buckets should be reused.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Least Recently Used (LRU) (3)

First In First Out (FIFO) (4)

Last In First Out (LIFO) (5)

Least Frequently Used (LFU) (6)

Most Frequently Used (MFU) (7)

Data Dependent Multiple Algorithms (8)

StartingAddress

Data type: uint64
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Memory Array Mapped Addresses|001.3", "MIF.DMTF|Memory Device Mapped Addresses|001.4"), Units ("kilobytes")

Beginning address, referenced by an application or operating system and mapped by a memory controller, for this memory object. The starting address is specified in kilobytes.

This property is inherited from CIM_Memory.

For more information about using uint64 values in scripts, see Scripting in WMI.

Status

Data type: string
Access type: Read-only
Qualifiers: MaxLen (10), DisplayName ("Status")

Current status of the object. Various operational and nonoperational statuses can be defined. Operational statuses include: "OK", "Degraded", and "Pred Fail" (an element, such as a SMART-enabled hard disk drive, may be functioning properly but predicting a failure in the near future). Nonoperational statuses include: "Error", "Starting", "Stopping", and "Service". The latter, "Service", could apply during mirror-resilvering of a disk, reload of a user permissions list, or other administrative work. Not all such work is online, yet the managed element is neither "OK" nor in one of the other states.

This property is inherited from CIM_ManagedSystemElement.

Values include the following:

OK ("OK")

Error ("Error")

Degraded ("Degraded")

Unknown ("Unknown")

Pred Fail ("Pred Fail")

Starting ("Starting")

Stopping ("Stopping")

Service ("Service")

Stressed ("Stressed")

NonRecover ("NonRecover")

No Contact ("No Contact")

Lost Comm ("Lost Comm")

StatusInfo

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|Operational State|003.3")

State of the logical device. If this property does not apply to the logical device, the value 5 (Not Applicable) should be used.

This value comes from the Cache Configuration member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_LogicalDevice.

Other (1)

Unknown (2)

Enabled (3)

Disabled (4)

Not Applicable (5)

SupportedSRAM

Data type: uint16 array
Access type: Read-only
Qualifiers: MappingStrings ("SMBIOS|Type 7|Supported SRAM Type")

Array of supported types of Static Random Access Memory (SRAM) that can be used for the cache memory.

This value comes from the Supported SRAM Type member of the Cache Information structure in the SMBIOS information.

Other (0)

Unknown (1)

Non-Burst (2)

Burst (3)

Pipeline Burst (4)

Synchronous (5)

Asynchronous (6)

SystemCreationClassName

Data type: string
Access type: Read-only
Qualifiers: Propagated ("CIM_System.CreationClassName"), CIM_Key

Value of the scoping computer's CreationClassName property.

This property is inherited from CIM_LogicalDevice.

SystemLevelAddress

Data type: boolean
Access type: Read-only

If True, the address information in the property ErrorAddress is a system-level address. If False, it is a physical address. If the ErrorInfo property is equal to 3, then this property has no meaning.

This property is inherited from CIM_Memory.

SystemName

Data type: string
Access type: Read-only
Qualifiers: Propagated ("CIM_System.Name"), CIM_Key

Name of the scoping system.

This property is inherited from CIM_LogicalDevice.

WritePolicy

Data type: uint16
Access type: Read-only
Qualifiers: MappingStrings ("MIF.DMTF|System Cache|003.5")

Write policy definition.

This value comes from the Cache Configuration member of the Cache Information structure in the SMBIOS information.

This property is inherited from CIM_CacheMemory.

Other (1)

Unknown (2)

Write Back (3)

Write Through (4)

Varies with Address (5)

Determination Per I/O (6)

Remarks

The Win32_CacheMemory class is derived from CIM_CacheMemory.

Requirements

Requirement	Value
Minimum supported client	Windows Vista
Minimum supported server	Windows Server 2008
Namespace	Root\CIMV2
MOF	CIMWin32.mof
DLL	CIMWin32.dll

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Win32_CacheMemory class

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Remarks

Requirements

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