查询 WMI 类时，一开始可能无法取回所有信息：
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| PS> Get-CimInstance -ClassName Win32_LogicalDisk
DeviceID DriveType ProviderName VolumeName Size FreeSpace
-------- --------- ------------ ---------- ---- ---------
C: 3 OS 1007210721280 227106992128
Z: 4 \\127.0.0.1\c$ OS 1007210721280 227106988032
|
确保加上 Select-Object 以获得完整的信息集：
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| PS> Get-CimInstance -ClassName Win32_LogicalDisk | Select-Object -Property *
Status :
Availability :
DeviceID : C:
StatusInfo :
Caption : C:
Description : Local Fixed Disk
InstallDate :
Name : C:
ConfigManagerErrorCode :
ConfigManagerUserConfig :
CreationClassName : Win32_LogicalDisk
ErrorCleared :
ErrorDescription :
LastErrorCode :
PNPDeviceID :
PowerManagementCapabilities :
PowerManagementSupported :
SystemCreationClassName : Win32_ComputerSystem
SystemName : DELL7390
Access : 0
BlockSize :
ErrorMethodology :
NumberOfBlocks :
Purpose :
FreeSpace : 227111596032
Size : 1007210721280
Compressed : False
DriveType : 3
FileSystem : NTFS
MaximumComponentLength : 255
MediaType : 12
ProviderName :
QuotasDisabled :
QuotasIncomplete :
QuotasRebuilding :
SupportsDiskQuotas : False
SupportsFileBasedCompression : True
VolumeDirty :
VolumeName : OS
VolumeSerialNumber : DAD43A43
PSComputerName :
CimClass : root/cimv2:Win32_LogicalDisk
CimInstanceProperties : {Caption, Description, InstallDate, Name...}
CimSystemProperties : Microsoft.Management.Infrastructure.CimSystemProperties
Status :
Availability :
DeviceID : Z:
StatusInfo :
Caption : Z:
Description : Network Connection
InstallDate :
Name : Z:
ConfigManagerErrorCode :
ConfigManagerUserConfig :
CreationClassName : Win32_LogicalDisk
ErrorCleared :
ErrorDescription :
LastErrorCode :
PNPDeviceID :
PowerManagementCapabilities :
PowerManagementSupported :
SystemCreationClassName : Win32_ComputerSystem
SystemName : DELL7390
Access : 0
BlockSize :
ErrorMethodology :
NumberOfBlocks :
Purpose :
FreeSpace : 227111596032
Size : 1007210721280
Compressed : False
DriveType : 4
FileSystem : NTFS
MaximumComponentLength : 255
MediaType : 0
ProviderName : \\127.0.0.1\c$
QuotasDisabled :
QuotasIncomplete :
QuotasRebuilding :
SupportsDiskQuotas : False
SupportsFileBasedCompression : True
VolumeDirty :
VolumeName : OS
VolumeSerialNumber : DAD43A43
PSComputerName :
CimClass : root/cimv2:Win32_LogicalDisk
CimInstanceProperties : {Caption, Description, InstallDate, Name...}
CimSystemProperties : Microsoft.Management.Infrastructure.CimSystemProperties
|
现在您看到了所有属性，并且可以选择真正需要的项目：
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| PS> Get-CimInstance -ClassName Win32_LogicalDisk | Select-Object -Property DeviceId, Description, FreeSpace, FileSystem
DeviceId Description FreeSpace FileSystem
-------- ----------- --------- ----------
C: Local Fixed Disk 227110989824 NTFS
Z: Network Connection 227110989824 NTFS
|
