HP XP P9500 Storage - Manual (Page 100)

Logical path maintenance
This topic provides the following:
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Modifying data-transfer time threshold
•
“Deleting logical paths ” (page 100)
•
“Deleting the Cnt Ac-J Z relationship ” (page 101)
Modifying data-transfer time threshold
You can modify the threshold for data transfer to complete. If the threshold value is reached, the
transfer is flagged as failing by the system.
Prerequisite information
•
This operation can be performed from the primary or secondary system.
•
The setting is made in the RIO MIH field on the DKC Options dialog box (RIO MIH--remote
I/O missing interrupt handler).
Procedure 26 To change the data-transfer threshold time
1. In the Remote Web Console main window, select Actions > Remote Copy > Continuous Access
Journal Z > DKC Operation. The DKC Operation window displays.
2. Click to change the mode from View to Modify.
3. Make sure DKC is selected in the Display box. The tree and full list on the right-side display
information about the paired secondary systems
4. Locate the desired remote system, right-click, and select DKC Operation > Change DKC Option.
The DKC Option dialog box displays.
5. Minimum Paths is disabled in this release. Please continue.
6. Enter a new RIO MIH Time. This is the amount of time the system waits before a data transfer
operation is flagged as failed. The range is from 10-seconds to 100-seconds; 15-seconds is
the default.
7. Click Set when finished.
8. Review your settings in the Preview list in the Journal Operation window.
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To modify a setting, right click and select Modify.
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To cancel a setting, right click and select Cancel.
9. Click Apply to apply the settings. If an error occurs, right click the item in the Preview list and
select Error Detail.
Deleting logical paths
You can delete logical paths from the primary or secondary systems.
Prerequisite information
•
Before deleting logical paths, make sure that the remaining number of logical paths will be
greater than the minimum number of paths setting. The delete path operation will fail if the
number of remaining paths is equal to or less than the minimum number of paths.
•
The primary system administrator can delete logical paths between the initiator port of the
primary system and the RCU target port of the secondary system. The secondary system
administrator can delete logical paths between the initiator port of the secondary system and
the RCU target port of the primary system.
Procedure 27 To delete a logical path
1. In the Remote Web Console main window, select Actions > Remote Copy > Continuous Access
Journal Z > DKC Operation.
100 Maintaining the system