A–6 Operations Using CLI
Hitachi Simple Modular Storage Copy-on-Write SnapShot User’s Guide
Updating SnapShot Logical Unit
To update the V-VOL:
1. From the command prompt, register the subsystem to which you want
to update the SnapShot pair, then connect to the subsystem.
2. Execute the aureplicationlocal command update the pair.
Change the Split status of the Snapshot pair to Paired status using
-resync option. Then, change the status to Split using -split option.
Refer to the following example.
•
3. Execute aureplicationlocal to update the pair. Refer to the following
example.
•
The V-VOL was updated.
Restoring V-VOL to P-VOL
To restore the V-VOL to the P-VOL:
1. From the command prompt, register the subsystem to which you want
to restore the SnapShot pair, then connect to the subsystem.
2. Execute the aureplicationlocal command restore the pair.
First, display the pair status, and then restore the pair. Refer to the
following example.
% aureplicationlocal –unit subsystem-name –ss –resync –pvol 200
–svol 1001
Are you sure you want to re-synchronize pair?
(y/n[n]): y
The pair has been re-synchronized successfully.
%
% aureplicationlocal –unit subsystem-name –ss –split –pvol 200
–svol 1001
Are you sure you want to split pair?
(y/n[n]): y
The pair has been split successfully.
%
% aureplicationlocal –unit subsystem-name –ss –refer
Pair name LUN Pair LUN Status
Copy Type Group
SS_LU0200_LU1001 200 1001 Split(100%)
SnapShot ---:Ungrouped
%