List Of Figures - Fujitsu ETERNUS DX80 S2 Overview

Disk storage system
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External view............................................................................................................................................... 13
Connection configuration ............................................................................................................................ 29
RAID0 concept ............................................................................................................................................. 33
RAID1 concept ............................................................................................................................................. 33
RAID1+0 concept ......................................................................................................................................... 34
RAID5 concept ............................................................................................................................................. 34
RAID5+0 concept ......................................................................................................................................... 35
RAID6 concept ............................................................................................................................................. 36
Example of a RAID group............................................................................................................................. 37
Volume concept........................................................................................................................................... 38
Drive combination 1 .................................................................................................................................... 44
Drive combination 2 .................................................................................................................................... 44
Drive combination 3 .................................................................................................................................... 45
Hot spares ................................................................................................................................................... 45
Data block guard function ........................................................................................................................... 48
Disk check ................................................................................................................................................... 49
Redundant Copy function ............................................................................................................................ 50
Rebuild/Copyback function .......................................................................................................................... 51
Account management ................................................................................................................................. 52
Host affinity................................................................................................................................................. 55
Data encryption........................................................................................................................................... 58
Key server.................................................................................................................................................... 59
Audit log...................................................................................................................................................... 60
Example of RAID Migration 1 ...................................................................................................................... 62
Example of RAID Migration 2 ...................................................................................................................... 63
Example of Logical Device Expansion 1....................................................................................................... 64
Example of Logical Device Expansion 2....................................................................................................... 65
Example of LUN Concatenation ................................................................................................................... 66
Wide Striping............................................................................................................................................... 67
Eco-mode mechanism ................................................................................................................................. 68
Power consumption visualization ................................................................................................................ 69
Event notification ........................................................................................................................................ 71
Assigned CM ................................................................................................................................................ 72
Host response (connection operation mode) .............................................................................................. 73
Device time synchronization ....................................................................................................................... 74
Power control using Wake On LAN............................................................................................................... 75
Storage Migration ....................................................................................................................................... 76
Example of Thin Provisioning ...................................................................................................................... 78
Flexible Tier (automatic storage layering)................................................................................................... 79
Example of Advanced Copy.......................................................................................................................... 80
Figure 6.4
REC .............................................................................................................................................................. 83
Restore OPC ................................................................................................................................................. 85
EC or REC Reverse ........................................................................................................................................ 86
Multiple copy............................................................................................................................................... 86
Multiple copy (including SnapOPC+) ........................................................................................................... 87
Multiple copy (using the Consistency mode) ............................................................................................... 87
Cascade copy .............................................................................................................................................. 88
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
Copyright 2013 FUJITSU LIMITED
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P3AM-4812-11ENZ0

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