8Contents
9 Configuration: Disk Groups and Virtual Disks . . . . . . . . . . . . . . . . . . . 99
Creating Disk Groups and Virtual Disks. . . . . . . . . 99
Creating Disk Groups . . . . . . . . . . . . . . . 100
Locating a Disk Group . . . . . . . . . . . . . . 102
Creating Virtual Disks. . . . . . . . . . . . . . . 102
Changing the Virtual Disk
Modification Priority . . . . . . . . . . . . . . . 104
Changing the Virtual Disk Cache Settings . . . . 105
Changing the Segment Size of a Virtual Disk. . . 107
Changing the I/O Type. . . . . . . . . . . . . . . 108
Choosing an Appropriate Physical Disk Type. . . . . 109
Physical Disk Security With Self Encrypting Disk . . 110
Creating a Security Key. . . . . . . . . . . . . . 112
Changing a Security Key . . . . . . . . . . . . . 114
Saving a Security Key. . . . . . . . . . . . . . . 115
Unlocking Secure Physical Disks. . . . . . . . . 117
Erasing Secure Physical Disks . . . . . . . . . . 117
Configuring Hot Spare Physical Disks. . . . . . . . . 118
Hot Spares and Rebuild. . . . . . . . . . . . . . 120
Global Hot Spares. . . . . . . . . . . . . . . . . 120
Hot Spare Operation . . . . . . . . . . . . . . . 120
Hot Spare Drive Protection. . . . . . . . . . . . 121
Enclosure Loss Protection. . . . . . . . . . . . . . . 121
Host-to-Virtual Disk Mapping . . . . . . . . . . . . . 124
Creating Host-to-Virtual Disk Mappings . . . . . 124
Modifying and Removing
Host-to-Virtual Disk Mapping. . . . . . . . . . . 126
Changing Controller Ownership
of the Virtual Disk. . . . . . . . . . . . . . . . . 127
book.book Page 8 Wednesday, June 8, 2011 5:01 PM