
28.8
Command Line Interface Reference InForm OS Version 2.2.4
The following example shows how to use the tunealdvv command to change the availability
level of a virtual volume (
testvol) to cage. Note that because the default availability
parameter setting (
–ha) for tunealdvv is cage, it is not necessary to explicitly specify cage-
level availability when issuing this command.
The following example shows how to use the
tunealdvv command to add a disk filter that
specifies that the logical disks supporting virtual volume testvol must use chunklets on
physical disks 20 and 31 only.
The following examples shows how to start, cancel, and then restart a
tunealdvv operation
on virtual volume
testvol:
NOTES
■ This command was deprecated in the 2.2.4 release and will be changed or removed in a
future release. Please use the
tunevv command in the future.
■ Automatic chunklet selection for relocations will prefer selection of chunklets on physical
disks with the same device type as the source. Use the –p devtype option to override this
default. Use
showpd –i to see the device types of physical disks in the system.
■ When canceling a tunealdvv task, the canceltask command can return before a
cancellation is completed. Thus, resources reserved for the task cannot be immediately
available. This can prevent actions like restarting the canceled
tunealdvv task. Use the
cli% tunealdvv testvol
Task 2 started.
cli% tunealdvv –p –dk 20,31 testvol
Task 3 started.
cli% tunealdvv –t r5 –ha mag testvol
Task 1 started.
cli% canceltask 1
Are you sure you want to cancel task 1?
select q=quit y=yes n=no: y
cli% tunealdvv –restart testvol
Task 2 started.
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