HP XP Racks - Manual (Page 144)

Change Options dialog box
Use this dialog box to change the split type and copy pace for all new pairs that you create.
For more information about how to navigate to this dialog box, see
“Changing BC Z pair options”
(page 47) .
The following image shows this dialog box.
Description Item
The split type. Split Type
Values:
•
Non Split: The pair is not split.
•
Quick Split: The pair is split and then the data is copied so that the S-VOL is
immediately available for read and write I/O. Any remaining differential
data is copied to the S-VOL in the background.
• Steady Split: Differential data is copied and then the pair is split.
Default: Non Split
The system option that determines the rate at which you want the XP7 storage
system to copy data. Copy Pace
Values:
• Slower: Improved host I/O performance but slower processing speed.
•
Medium: Average processing speed and host I/O performance.
• Faster: Faster processing speed but slower host I/O performance.
Default: Medium
Reserve Mainframe CTGs wizard
Use this wizard to reserve CGs for BC Z.
This wizard includes the following windows:
•
“Reserve Mainframe CTGs window” (page 144)
•
“Confirm window” (page 145)
Reserve Mainframe CTGs window
Use this window of the Reserve Mainframe CTGs wizard to reserve a CG for BC Z. This is the first
window in the wizard.
144 Business Copy Z GUI reference