Chapter 6 Thin Provisioning Pool Management
6.5 Expand Thin Provisioning Pool
ETERNUS Web GUI User’s Guide (Settings)
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5 Click the [OK] button.
The screen returns to the previous screen. The added RAID group is displayed in the RAID group list.
6 When creating multiple RAID groups, repeat Step 3 through Step 5.
7 After creating a RAID group to be added, click the [Expand] button.
A confirmation screen appears.
• When SSD-Ms with an interface speed of 12Gbit/s are installed in a high-density drive enclosure,
the SSDs operate at 6Gbit/s because the interface speed of the high-density drive enclosure is
6Gbit/s.
• When the number of selected drives is not an integral multiple of the number of member drives
for the RAID group, the [OK] button cannot be clicked.
• Click the [RAID Level] link to change the Controlling CM and configuration drives of the newly
added RAID group.
• Click the [Delete] button in the target RAID group area to delete the newly added RAID group.
If an error screen appears under the following conditions, check the parameter settings.
• The total value of TPP capacity after expansion and existing pool capacity exceeds the maximum
pool capacity for each model
• The drive layout does not satisfy the required conditions
(Refer to "Conditions for the ETERNUS DX8700 S3/DX8900 S3 drive layout" (page 528)
for details.)
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