Dell MD3200, MD3220 10 Configuration: Premium Feature Snapshot Virtual Disks

Contents 9
Changing the RAID Controller Module
Ownership of a Disk Group . . . . . . . . . . . . . 123
Changing the RAID Level of a Disk Group . . . . . 124
Removing a Host-to-Virtual Disk Mapping
Using Linux DMMP . . . . . . . . . . . . . . . . . 124
Restricted Mappings. . . . . . . . . . . . . . . . . . . 126
Changing the RAID Controller Module
Ownership of a Virtual Disk or a Disk Group . . . . 127
Changing the RAID Level of a Disk Group. . . . . . . . 129
Storage Partitioning . . . . . . . . . . . . . . . . . . . 130
Disk Group and Virtual Disk Expansion . . . . . . . . . 131
Disk Group Expansion . . . . . . . . . . . . . . . 131
Virtual Disk Expansion . . . . . . . . . . . . . . . 132
Using Free Capacity . . . . . . . . . . . . . . . . 132
Using Unconfigured Capacity . . . . . . . . . . . 133
Disk Group Migration . . . . . . . . . . . . . . . . . . 133
Export Disk Group. . . . . . . . . . . . . . . . . . 133
Exporting a Disk Group . . . . . . . . . . . . . . . 134
Import Disk Group . . . . . . . . . . . . . . . . . . . . 134
Importing a Disk Group . . . . . . . . . . . . . . . 134
Storage Array Media Scan . . . . . . . . . . . . . . . 136
Changing Media Scan Settings . . . . . . . . . . 136
Suspending the Media Scan . . . . . . . . . . . . 137
10 Configuration: Premium Feature—
Snapshot Virtual Disks . . . . . . . . . . . . . 139
Scheduling a Snapshot Virtual Disk. . . . . . . . . . . 140
book.book Page 9 Tuesday, September 27, 2011 3:25 PM