HP XP7 Storage - Manual (Page 21)

NOTE: If you do not select a specific parity group, data encryption is enabled on all of the
parity groups in the list.
4. In the Edit Encryption window of the Edit Encryption wizard, complete the following and then
click Add:
•
For Available Groups, select the parity group for which you want to enable data
encryption.
•
For Encryption, select Enable to enable data encryption or select Disable to disable data
encryption at the parity-group level.
•
For Format Type, select the format type.
Values: Quick Format, Normal Format, or No Format
Default: Quick Format
The parity group you selected from the Available Parity Groups table is added to the Selected
Parity Groups list.
When you click Add, Format Type becomes inactive and you cannot select the format type.
If you want to change the format type, delete all parity groups in the Selected Parity Groups
list and then select the format type again.
You do not need to format volumes when there is no volume selected in the parity group.
Therefore, the format type in the Selected Parity Groups list becomes a hyphen (-) regardless
of the status of the format type.
5. Click Finish.
6. In the Confirm window, complete the following and then click Apply:
•
Confirm the settings.
•
For Task Name, type the task name.
•
(Optional) Select Go to tasks window for status to open the Tasks window.
7. In the message that appears, click OK.
Data encryption is enabled on the parity group.
Workflow for disabling data encryption at the parity-group level
Disable encryption, or decrypt data, at the parity-group level.
1. Back up the secondary data encryption license key.
For more information about backing up a secondary key, see “Workflow for backing up
secondary data encryption license keys” (page 18) .
2. Block the LDEV at the parity-group level.
For more information about blocking LDEVs, see “Blocking LDEVs at the parity-group level”
(page 22) .
3. Disable data encryption at the parity-group level.
For more information about disabling data encryption, see “Disabling data encryption at the
parity-group level” (page 22) .
4. Format the LDEVs in the parity group for encryption.
For more information about formatting LDEVs, see “Encryption formatting at the parity-group
level ” (page 23) .
5. Unblock the LDEVs.
For more information about unblocking LDEVs, see “Unblocking LDEVs at the parity-group
level” (page 23) .
Workflow for disabling data encryption at the parity-group level 21