User Manual

Using the CLI Commands
4-7
4.2.7 Volumes
4.2.8 Cache
Command
volcreate
Synopsis
volcreate volx dgxldy dgildj ...[-s stripesize] [-o sector]
[-n name] [-c ctlx]
Description
Create a volume.
Parameters
[-s stripesize]: stripe size
[-o sector]: alignment offset
[-n name]: the name of a volume
[-c ctlx] (for redundant controller only): the preferred
controller of a volume
Command
voldelete
Synopsis
voldelete volx [-f]
Description
Delete a volume.
Parameters
[-f]: force to delete LUN mapping
Command
volname
Synopsis
volname volx name
Description
Name a volume.
Command
vollist
Synopsis
vollist volx/all
Description
List the status of one or all volumes.
Command
readahead
Synopsis
readahead volx/dgxldy/jbdx/all policy [-m multiplier]
[-l read_log]
Description
Enable or disable read ahead policy of a volume, a logical
disk, a JBOD disk, or all virtual disks.
Parameters
policy: always, adaptive, or off
[-m multiplier]: set read-ahead multiplier
[-l read_log]: set number of read logs
Command
writecache
Synopsis
writecache volx/dgxldy/jbdx/all on/off [-s on/off]
Description
Enable or disable write cache of a volume, a logical disk, a
JBOD disk, or all buffers.
Parameters
[-s on/off]: enable or disable the write sorting