umount

Purpose

Dismounts a disk group.

Syntax and Description

umount { -a | [-f] diskgroup }

Table 10-61 lists the syntax options for the umount command.

Table 10-61 Options for the umount command

Option	Description
`diskgroup`	Name of the disk group.
`-a`	Dismounts all mounted disk groups. These disk groups are listed in the output of the `V$ASM_DISKGROUP` view.
`-f`	Forces the dismount operation.

Example

The following are examples of the umount command. The first example dismounts all disk groups mounted on the Oracle ASM instance. The second example forces the dismount of the data disk group.

Example 10-72 Using the ASMCMD umount command

ASMCMD [+] > umount -a

ASMCMD [+] > umount -f data