Splitting a pair of data volumes (pairsplit-r) – HP XP Continuous Access Software User Manual
Page 189
The Change Pair Option window provides the following items that can be configured:
•
Error Level: Specify the range used for splitting a pair when a failure occurs.
Group: If a failure occurs with a pair, all pairs in the consistency group where the pair
belongs are split.
◦
◦
LU: If a failure occurs with a pair, only the pair is split.
When the Change Pair Option window opens, the current option appears.
•
Set: Applies the settings to the Preview list in the Pair Operation window (
).
•
Cancel: Discards the settings and closes the window.
Splitting a Pair of Data Volumes (Pairsplit-r)
After the initial copy operation finishes, you can use the Pairsplit-r window to split the pair of data
volumes.
To split one or more pairs, follow the procedure described in this section. The primary storage
system administrator and the secondary storage system administrator can perform this operation.
1.
Ensure that the Remote Web Console main window is in Modify mode.
For detailed information about how to do this, see the HP XP24000/XP20000 Remote Web
Console User Guide.
2.
Ensure that the Pair Operation window is open (see
“Pair Operation Window” (page 121)
).
3.
In the tree, select a port or a host group.
4.
In the list, select and right-click the pair that you want to split.
The pair status must be COPY or PAIR.
5.
Select Pairsplit-r.
6.
In the Pairsplit-r window, (
“Pairsplit-r Window” (page 190)
), select the desired pairsplit options
for the pair(s).
7.
Click Set to close the Pairsplit-r window.
8.
See the Preview list in the Pair Operation window to check the settings that you have made.
•
To modify a setting, select and right-click the setting, and then select Modify.
•
To cancel a setting, select and right-click the setting, and then select Cancel.
9.
Click Apply to split the pair(s). If an error occurs, the error code appears in the right column
of the Preview list. To view detailed information about the error, right-click the error code and
select Error Detail.
10.
In the list of the Pair Operations window, verify that the pair has been split successfully. If the
pair has been split, the status of the pair is PSUS.
To restore a pair that has already been split, use the pairresync command (see
a Pair of Data Volumes (Pairresync)” (page 191)
).
Splitting a Pair of Data Volumes (Pairsplit-r) 189