User Manual

Using the CLI Commands
4-9
4.3 RAID Maintenance Utilities
4.3.1 RAID attributes reconfiguration utilities
Command
dgexpand
Synopsis
dgexpand dgi [-d] hddx hddy ...
Description
Expand a disk group by adding one or more disks.
Parameters
[-d]: defragment during expanding
Command
ldmigrate
Synopsis
ldmigrate dgxldy [-s newstripesize] [-r newraidlevel] [-d]
[-l hddx,hddy,...]
Description
Perform RAID level and/or stripe size migration for a logical
disk on a disk group. At least one option must be set.
Parameters
[-s newstripesize]: migrate to new stripe size
[-r newraidlevel]: migrate to new RAID level
[-d]: defragment during migration
[-l hddx,hddy,...]: expanding disk group by adding these
hard disks
Command
ldexpand
Synopsis
ldexpand dgildx newcapacity [-i initopt] [-f x,y]
Description
Expand the capacity of one or more logical disks in a disk
group.
Parameters
newcapacity: new capacity of a logical disk
[-i initopt]: initialization method
[-f x,y]: free chunks
Command
ldshrink
Synopsis
ldshrink dgildx newcapacity
Description
Shrink the capacity of a logical disk.
Parameters
newcapacity: new capacity of a logical disk
Command
dgdefrag
Synopsis
dgdefrag dgi
Description
Defragment a disk group.
Command
volexpand
Synopsis
volexpand volx dgildx dgjldy
Description
Expand a volume by concatenating new logical disks.