HP StorageWorks XP Remote Web Console Software - Manual (Page 114)

114 Hitachi TrueCopy z/OS for HP XP12000/XP10000 and SVS 200 storage systems
Changing the subsystem option settings
The subsystem’s option settings are displayed by selecting Subsystem from the tree on the Other
Operations panel ( Figure 60 ).
Figure 60 Subsystem Option Settings List and Pop-up Menu
• Activity: Number of volumes in concurrent initial copy operations (1 to 128)
• Path Watch: Time for monitoring blockade in the paths (0 to 45 seconds)
• Path SIM Watch: Time for monitoring SIMs that are reported when paths are blocked (1 to 100
seconds)
To change the subsystem option settings:
1. Click the Other Operations tab, and then select Subsystem in the tree.
2. Right-click the list to display the pop-up menu, and select System Option to open the System Option
panel.
Figure 61 System Option panel
The current system option settings are displayed:
•
Maximum Initial Copy Activities specifies the number of concurrent initial copy and resync
operations: 1 volume to 128 volumes. The defaults setting is 64 volumes. TrueCopy for z/OS initial
copy activities can impact the performance of the main subsystem, depending on the amount of I/O
activity and the number of pairs being registered at the same time. The maximum initial copy