Hitachi Universal Replicator (TM) for Mainframe User Guide: HP XP24000 Disk Array, HP XP20000 Disk Array (T5278-96044, May 2011)

• PG/CU change: The following radio buttons enable you to switch information in the Free
Volumes list.
◦ PG: Use this radio button if you want the Free Volumes list to display volumes belonging
to a parity group.
If you select this radio button, specify a parity group number in the text boxes to the right,
and then select the Show button, Free Volumes will display volumes in the specified parity
group (see Figure 71 (page 167)).
◦ PG(Ext.): Use this radio button if you want the Free Volumes list to display external volumes
belonging to a parity group.
If you select this radio button, specify a parity group number in the text boxes to the right,
and then select the Show button, Free Volumes will display volumes in the specified parity
group.
◦ CU: Use this radio button if you want the Free Volumes list to display volumes belonging
to a CU.
If you select this radio button and then select a CU from the drop-down list to the right,
Free Volumes will display volumes in the selected CU (see Figure 72 (page 167)).
Figure 71 The Free Volumes List and the PG Button in the Edit JNL Volumes Window
Figure 72 The Free Volumes List and the CU Button in the Edit JNL Volumes Window
• Timer Type: Indicates the type of clock used for the consistency time.
System: The system clock of the mainframe host is used.◦
◦ Local: The system clock is not used.
◦ None: The system clock of the mainframe host is used. The difference between System
and None is explained in “Timer Type Option” (page 28).
Registering Journal Volumes in a Journal Group 167