Fujitsu ETERNUS DX100 S4 Design Manual page 6

Figure 1 RAID0 Concept ...................................................................................................................................................... 17
Figure 2 RAID1 Concept ....................................................................................................................................................... 17
Figure 3 RAID1+0 Concept .................................................................................................................................................. 18
Figure 4 RAID5 Concept....................................................................................................................................................... 18
Figure 5 RAID5+0 Concept ................................................................................................................................................. 19
Figure 6 RAID6 Concept...................................................................................................................................................... 20
Figure 7 RAID6-FR Concept................................................................................................................................................ 21
Figure 8 Example of a RAID Group.................................................................................................................................. 25
Figure 9 Volume Concept................................................................................................................................................... 26
Figure 10 Hot Spares............................................................................................................................................................... 29
Figure 11 Data Block Guard................................................................................................................................................... 31
Figure 12 Disk Drive Patrol.................................................................................................................................................... 32
Figure 13 Redundant Copy Function ................................................................................................................................ 33
Figure 14 Rebuild...................................................................................................................................................................... 34
Figure 15 Fast Recovery ........................................................................................................................................................ 35
Figure 16 Copyback................................................................................................................................................................. 36
Figure 17 Copybackless ..........................................................................................................................................................37
Figure 18 Protection (Shield) ............................................................................................................................................... 38
Figure 19 Reverse Cabling .................................................................................................................................................... 40
Figure 20 Storage Capacity Virtualization....................................................................................................................... 42
Figure 21 TPV Balancing (When Allocating Disproportionate TPV Physical Capacity Evenly) ................... 45
Figure 22 TPV Balancing (When Distributing Host Accesses Evenly after TPP Expansion) ......................... 45
Figure 23 TPV/FTV Capacity Optimization ......................................................................................................................47
Figure 24 Flexible Tier............................................................................................................................................................. 49
Figure 25 FTV Configuration ................................................................................................................................................ 50
Figure 26 FTRP Balancing...................................................................................................................................................... 53
Figure 27 Extreme Cache Pool............................................................................................................................................ 54
Figure 28 RAID Migration (When Data Is Migrated to a High Capacity Drive) ...................................................57
Figure 29 RAID Migration (When a Volume Is Moved to a Different RAID Level).............................................57
Figure 30 RAID Migration....................................................................................................................................................... 58
Figure 31 Logical Device Expansion (When Expanding the RAID Group Capacity)........................................ 59
Figure 32 Logical Device Expansion (When Changing the RAID Level) .............................................................. 59
Figure 33 LUN Concatenation .............................................................................................................................................. 61
Figure 34 LUN Concatenation (Volume Concatenation)........................................................................................... 62
Figure 35 Wide Striping.......................................................................................................................................................... 63
Figure 36 Data Encryption with Self Encrypting Drives (SED)................................................................................. 65
Figure 37 Firmware Data Encryption................................................................................................................................. 66
Figure 38 Key Management Server Linkage................................................................................................................... 68
Figure 39 Account Management ........................................................................................................................................ 70
Figure 40 Audit Log ..................................................................................................................................................................74
Figure 41 Eco-mode.................................................................................................................................................................75
Figure 42 Power Consumption Visualization...................................................................................................................78
Figure 43 Event Notification................................................................................................................................................. 82
Figure 44 Device Time Synchronization........................................................................................................................... 85
Figure 45 Power Synchronized Unit .................................................................................................................................. 86
Figure 46 Wake On LAN..........................................................................................................................................................87
Figure 47 Example of Advanced Copy............................................................................................................................. 88
Fujitsu Storage ETERNUS DX100 S4/DX200 S4, ETERNUS DX100 S3/DX200 S3 Hybrid Storage Systems Design Guide (Basic)
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