HP 3PAR Operating System Software - Manual (Page 258)

c. Sync Period - If you selected Periodic, select second(s), minute(s), hour(s), or day(s) and
enter a numeric value for when you wish the source and backup groups to synchronize.
d.
6
(Optional) Auto Recover - Select if you want the group to be restarted automatically after
Remote Copy links come back up should the links go down.
e.
6
(Optional) Over Period Alert - Select if you want an alert to be generated if the
synchronization of a periodic group takes longer than its set synchronization period. This
option is not available for groups in synchronous mode.
f.
7
(Optional) Zero Detect - Select if you want to set the virtual volume to find zeroes and
free up space. This option is not available for groups in synchronous mode.
3. Click Add.
4. (Optional) Repeat steps 1 through 3 to create additional Remote Copy groups.
NOTE: When creating additional groups, if you select a server other than the server selected
during the first instance of group creation, you will create a bidirectional Remote Copy
relationship where each storage server will be both the primary and backup servers to the
other. For 1-to-N Remote Copy, you can only create a bidirectional configuration for one
Remote Copy group pair.
5. Click Next.
Step 4. Virtual Volumes
1. Select a Remote Copy group from the Group list.
2. Under the Source Volume on list, select a virtual volume.
3. Under the Backup Volume on list:
a.
Select either Existing or New.
b. If you selected Existing, select a backup virtual volume.
c. If you selected New:
i.
Name - Enter a name for the backup virtual volume.
ii. CPG under User CPG - Select a CPG from which the volume's user space is allocated.
iii. CPG under Copy CPG - Select a CPG from which the volume's copy space is allocated.
iv.
(Optional) In the Allocation Warning and Allocation Limit text boxes, enter the
appropriate information. If you do not want these options used, uncheck the Enabled
box.
NOTE: When selecting volumes, you can filter the lists to include by clicking the down
arrow and selecting Virtual Volumes, Provisioning, and Virtual Size. To clear the filter, click
Clear.
NOTE: If an RW snapshot is added to the group all RW of the same volume family will be
removed. The base parent will also be removed.
4. Click Add.
5. (Optional) Repeat steps 1 through 4 to add additional virtual volumes to your Remote Copy
group(s).
6. Click Finish.
Configuring Synchronous Long Distance Remote Copy
NOTE: HP 3PAR Remote Copy Software requires an HP 3PAR Remote Copy license. For additional
information about the license, see the HP 3PAR InForm OS Concepts Guide.
6. Displayed if Show advanced options is selected.
7. Displayed if zero detect requirements are met and source and backup systems are running InForm 3.1.1 or higher.
258 Configuring Remote Copy