Chapter 6 RAID Group Management
6.2 Functions in the Action Area for RAID Group
ETERNUS Web GUI User’s Guide
Copyright 2013 FUJITSU LIMITED P2X0-1090-10ENZ0
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The procedure to expand RAID group capacity is as follows:
Procedure
1 Select the RAID group that is to be expanded and click [Expand] in [Action].
2 Select the RAID type after expansion and the drives that are to be used after expansion.
Click the [Expand] button.
• RAID Type after expand
Select the RAID type after expansion is performed.
- High Performance (RAID1+0)
- High Capacity (RAID5)
- High Reliability (RAID6)
- Striping (RAID0)
• Checkbox to select drives
Select the checkbox for the drive to be used.
When using the ETERNUS DX8100 S2/DX8700 S2, the restrictions that apply to the drive layout for
RAID group configuration vary depending on the RAID type. Refer to "Restrictions of drive layout"
(page 179) for details.
• The following functions cannot be used for RAID groups in which RAID group expansion is being
performed:
- Format volume
- Create Volume
- Encrypt Volume
- RAID migration for the volume
- Expand Volume
- Preventive maintenance
- Diagnosis for RAID group
- Diagnosis for disks
• The following RAID type changes cannot be performed:
- Changing the RAID type to "Striping (RAID0)" (changing the RAID type from "Striping (RAID0)" to a dif-
ferently configured "Striping (RAID0)" is available)
- Changing the RAID type to "Reliability (RAID5+0)"
- Changing the RAID type from "Reliability (RAID5+0)"
When expanding the drive capacity that configures a RAID group, use the procedure in "5.2.7 Start RAID
Migration" (page 123) instead of this function.