Change Options Dialog Box; Reserve Mainframe Ctgs Wizard - HP XP7 User Manual

The following table shows the items in this dialog box.
Item
Mirror Unit

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
(page 47).
The following image shows this dialog box.
Item
Split Type
Copy Pace

Reserve Mainframe CTGs wizard

Use this wizard to reserve CGs for BC Z.
This wizard includes the following windows:
"Reserve Mainframe CTGs window" (page 147)
"Reserve Mainframe CTGs confirmation window" (page 147)
146 Business Copy Z GUI reference
Description
The mirror unit number.
For more information about the values you can set for the mirror unit number,
see "Creating BC Z pairs" (page
Description
The 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 HP XP7 storage
system to copy data.
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
38).
"Changing BC Z pair options"