COMANDOS ASMCMD

Table 12-27 Summary of ASMCMD Disk group management commands

Command	Description
chdg	Changes a disk group (add, drop, or rebalance).
chkdg	Checks or repairs a disk group.
dropdg	Drops a disk group.
iostat	Displays I/O statistics for disks.
lsattr	Lists the attributes of a disk group.
lsdg	Lists disk groups and their information.
lsdsk	Lists disks Oracle ASM disks.
lsod	Lists open devices.
md_backup	Creates a backup of the metadata of mounted disk groups.
md_restore	Restores disk groups from a backup of the metadata.
mkdg	Creates a disk group.
mount	Mounts a disk group.
offline	Offlines a disk or a failure group.
online	Onlines a disk or a failure group.
rebal	Rebalances a disk group.
remap	Relocates data in a range of physical blocks on a disk.
setattr	Sets attributes in a disk group.
umount	Dismounts a disk group. ASMCMD>;  md_backup backup.bck -G data,fra