dskcache [ +p | -p ] [ +w | -w ] [/i | /s | Drive_Specifier ]
Set (+) or clear (-) the disk cache value:
p : Power protected write cache (not supported on all operating system versions)
w : Write cache
Drive selection (default is all drives)
/i : Integrated device electronics (IDE) disks only
/s : Small computer system interface (SCSI) (includes Fiber Channel) disks only
Drive_Specifier : Drive letter, volume name, or physical drive. Use the following formats:
Drive letter in the following format: c:, d:, and others
Volume name in the following format:
Physical drive: PhysicalDrive0, PhysicalDrive1, and others
If no options are used, current settings for all fixed disks will be displayed.
Use the w switch to turn on and turn off write caching to improve disk performance.
Use the p switch to turn on and turn off the
Power Protected write cache option.