Hitachi TrueCopy for IBM z/OS User and Reference Guide (T5211-96001, June 2007)

5-16 Performing TrueCopy for z/OS Configuration Operations
Hitachi Universal Storage Platform V TrueCopy for IBM z/OS User’s Guide
PPRC command
(TSO/ICKDSF)
CU emulation
type=2105 or
2107
15
(*)
8
(*)
(*)
When a PPRC command (TSO/ICKDSF) is used and the CU emulation type is 2105 or 2107, the initial copy pace
specified is invalid. Therefore, the fixed value will be set.
Table 5-2 Example setting
Round Trip Time
[ms]
Line Speed
b/w
MCU/RCU
[MB/ms]
Number of Lines
b/w MCU/RCU
Initial Copy Pace Max. Number of
maximum Initial Copy
VOLs
Round Trip
Time Specified
[ms]
0 0.1 4 15 64 160
30 0.1 4 15 64 220
100 0.1 4 15 64 360
The Cancel button cancels the settings you have made and closes the RCU
Option dialog box. The Set button sets the parameters and closes the RCU
Option dialog box.
To users who use the TagmaStore USP/NSC or Lightning 9900V series
storage system: To set the following parameters, use the System Option
window.
• Maximum Initial Copy Activities
• Path Blockade Watch
• SCP Delay Time
• PPRC Support by host
• Service SIM of Remote Copy
To change the RCU options:
1. Click the RCU Operation tab, and click the MCU&RCU display button.
2. Select and right-click the desired RCU in the list, click RCU Operation, and
click Change RCU Option to open the RCU Option dialog box (refer to
Figure 5-3).
3. On the RCU Option dialog box, change the RCU options as desired, and click
Set to close the RCU Option dialog box (or click Cancel to cancel the RCU
option operation). The preview list displays the requested change RCU option
operation.
4. Verify the requested operation(s) displayed in the preview list.