Fujitsu ETERNUS DX60 S4 Design Manual page 6

Figure 1 RAID0 Concept..........................................................................................................................................14
Figure 2 RAID1 Concept..........................................................................................................................................14
Figure 3 RAID1+0 Concept......................................................................................................................................15
Figure 4 RAID5 Concept..........................................................................................................................................15
Figure 5 RAID5+0 Concept......................................................................................................................................16
Figure 6 RAID6 Concept..........................................................................................................................................17
Figure 7 RAID6-FR Concept.....................................................................................................................................18
Figure 8 Example of a RAID Group .........................................................................................................................21
Figure 9 Volume Concept .......................................................................................................................................22
Figure 10 Hot Spares................................................................................................................................................24
Figure 11 Data Block Guard......................................................................................................................................26
Figure 12 Disk Drive Patrol.......................................................................................................................................28
Figure 13 Redundant Copy Function ........................................................................................................................29
Figure 14 Rebuild.....................................................................................................................................................30
Figure 15 Fast Recovery ...........................................................................................................................................31
Figure 16 Copyback..................................................................................................................................................32
Figure 17 Copybackless ............................................................................................................................................33
Figure 18 Protection (Shield) ...................................................................................................................................34
Figure 19 Reverse Cabling........................................................................................................................................35
Figure 20 Storage Capacity Virtualization.................................................................................................................36
Figure 21 TPV Balancing (When Allocating Disproportionate TPV Physical Capacity Evenly) ....................................39
Figure 22 TPV Balancing (When Distributing Host Accesses Evenly after TPP Expansion) ........................................39
Figure 23 TPV Capacity Optimization........................................................................................................................41
Figure 24 RAID Migration (When Data Is Migrated to a High Capacity Drive)...........................................................44
Figure 25 RAID Migration (When a Volume Is Moved to a Different RAID Level) ......................................................44
Figure 26 Logical Device Expansion (When Expanding the RAID Group Capacity)....................................................45
Figure 27 Logical Device Expansion (When Changing the RAID Level).....................................................................46
Figure 28 LUN Concatenation ..................................................................................................................................47
Figure 29 LUN Concatenation (When the Concatenation Source Is a New Volume)..................................................47
Figure 30 LUN Concatenation (When the Existing Volume Capacity Is Expanded) ...................................................48
Figure 31 Wide Striping............................................................................................................................................49
Figure 32 Account Management ..............................................................................................................................50
Figure 33 Audit Log..................................................................................................................................................54
Figure 34 Host Affinity .............................................................................................................................................55
Figure 35 Associating Host Groups, CA Port Groups, and LUN Groups.......................................................................56
Figure 36 Eco-mode .................................................................................................................................................58
Figure 37 Power Consumption Visualization ............................................................................................................61
Figure 38 Event Notification ....................................................................................................................................65
Figure 39 Device Time Synchronization....................................................................................................................68
Figure 40 Power Synchronized Unit..........................................................................................................................69
Figure 41 Wake On LAN ...........................................................................................................................................70
Figure 42 Example of Advanced Copy ......................................................................................................................71
Figure 43 Restore OPC..............................................................................................................................................74
Figure 44 EC Reverse................................................................................................................................................74
Figure 45 Targets for the Multi-Copy Function .........................................................................................................75
Figure 46 Multi-Copy................................................................................................................................................75
Figure 47 Multi-Copy (Including SnapOPC+) ............................................................................................................76
FUJITSU Storage ETERNUS DX60 S4, ETERNUS DX60 S3 Hybrid Storage Systems Design Guide (Basic)
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List of Figures
P3AM-8992-14ENZ0