HP XP7 Continuous Access Journal for Mainframe Systems User Guide (TK911-96001)

5. For Secondary Volume Write, specify whether data can be written to the S-VOL while it is split.
Available only when performing the split operation from the pair’s primary storage system.
• Enable: The host writes data to the S-VOL.
• Disable: The host does not write data to the S-VOL.
6. Click Finish.
7. In the Confirm window, review the settings and enter a task name in the Task Name box.
8. Click Apply to save your settings to the system.
Splitting mirrors
A mirror normally has multiple pairs with the same master and restore journals groups. When you
split a mirror, you split all the pairs in the mirror. As with a normal pair split, data copying is
suspended between primary and secondary journals.
Prerequisite information
• A mirror can be split from the primary or secondary system.
• Pair status must be Active.
Procedure 11 To split a mirror
1. In the Storage Systems tree, click Replication > Remote Replication, and then select the Mirrors
tab.
2. From the list, select the mirrors to be split.
3. From the Actions menu, click Remote Replication > Split Mirrors.
4. In the Split Mirrors window, review the mirrors that you selected in the Selected Mirrors table.
You can remove a mirror by selecting it and clicking Cancel.
72 Cnt Ac-J Z pair operations