5-31disk Commandsdisk zeroTo clear an entire SCSI disk, use the disk zero command. Whenyou clear a disk, all data is erased and cannot be recovered.Command and Switch AvailabilityThis command is supported on Windows.Syntaxdisk zero [/always{=boolean}] [/wait{=boolean}]{scsi_device}Parameters{scsi_device}Specifies the ID for the SCSI disk you want to clear. A SCSI IDconsists of a SCSI channel number (for example, 0, 1, 2, 3,etc.), SCSI device ID (0 through 15 inclusive), and SCSI devicelogical unit number (0 through 7 inclusive).For further details, see scsi_device on page 1-10.Switches/always{=boolean}Specifies whether to clear the disk, even if it has data on it. Ifyou specify TRUE, the command clears the disk even if it hasdata on it.The default behavior for the command is FALSE; thecommand clears the disk only if it has no data on it.Specifying /always overrides this behavior.In both cases, all user files must be closed. The /alwaysswitch cannot override this restriction.
