Dell MD3220 Computer Accessories User Manual


 
Contents 5
Cycle Time . . . . . . . . . . . . . . . . . . . . . 44
Virtual Disk Operations Limit . . . . . . . . . . . . 45
Disk Group Operations. . . . . . . . . . . . . . . . . . 45
RAID Level Migration
. . . . . . . . . . . . . . . . 45
Segment Size Migration . . . . . . . . . . . . . . 45
Virtual Disk Capacity Expansion
. . . . . . . . . . 46
Disk Group Expansion
. . . . . . . . . . . . . . . 46
Disk Group Defragmentation . . . . . . . . . . . . 47
Disk Group Operations Limit
. . . . . . . . . . . . 47
RAID Background Operations Priority
. . . . . . . . . 47
Virtual Disk Migration and Disk Roaming. . . . . . . . 48
Disk Migration
. . . . . . . . . . . . . . . . . . . 48
Disk Roaming . . . . . . . . . . . . . . . . . . . . 50
Advanced Features . . . . . . . . . . . . . . . . . . . 50
Host Server-to-Virtual Disk Mapping
. . . . . . . . 51
Host Types . . . . . . . . . . . . . . . . . . . . . 51
Snapshot Virtual Disks
. . . . . . . . . . . . . . . 51
Snapshot Repository Virtual Disk. . . . . . . . . . 52
Virtual Disk Copy
. . . . . . . . . . . . . . . . . . 53
Virtual Disk Recovery
. . . . . . . . . . . . . . . . 54
Using Snapshot and Disk Copy Together. . . . . . 54
Multi-Path Software
. . . . . . . . . . . . . . . . . . . 54
Preferred and Alternate Controllers
and Paths
. . . . . . . . . . . . . . . . . . . . . . 55
Virtual Disk Ownership
. . . . . . . . . . . . . . . 55
Load Balancing
. . . . . . . . . . . . . . . . . . . . . 56
Monitoring MD3200 Series System
Performance
. . . . . . . . . . . . . . . . . . . . . . . 57
book.book Page 5 Tuesday, September 27, 2011 3:25 PM