Table Of Contents - Fujitsu ETERNUS DX100 S4 Design Manual

1. Function Overview
2. Basic Functions
RAID Functions........................................................................................................................................... 16
Supported RAID.................................................................................................................................................................... 16
User Capacity (Logical Capacity).................................................................................................................................. 22
RAID Group ........................................................................................................................................................................... 24
Volume.................................................................................................................................................................................... 26
Hot Spares ............................................................................................................................................................................. 29
Data Protection...........................................................................................................................................31
Data Block Guard ................................................................................................................................................................. 31
Disk Drive Patrol .................................................................................................................................................................. 32
Redundant Copy ................................................................................................................................................................. 33
Rebuild .................................................................................................................................................................................... 34
Fast Recovery ....................................................................................................................................................................... 35
Copyback/Copybackless.................................................................................................................................................. 36
Protection (Shield).............................................................................................................................................................. 38
Reverse Cabling................................................................................................................................................................... 40
Operations Optimization (Virtualization/Automated Storage Tiering) ................................. 41
Thin Provisioning .................................................................................................................................................................. 41
Flexible Tier ........................................................................................................................................................................... 48
Extreme Cache Pool .......................................................................................................................................................... 54
Optimization of Volume Configurations...........................................................................................55
RAID Migration ......................................................................................................................................................................57
Logical Device Expansion................................................................................................................................................. 59
LUN Concatenation............................................................................................................................................................. 61
Wide Striping ........................................................................................................................................................................ 63
Data Encryption ......................................................................................................................................... 64
Encryption with Self Encrypting Drive (SED) ............................................................................................................ 65
Firmware Data Encryption ............................................................................................................................................... 66
Key Management Server Linkage ..................................................................................................................................67
User Access Management ..................................................................................................................... 70
Account Management....................................................................................................................................................... 70
User Authentication ............................................................................................................................................................ 72
Fujitsu Storage ETERNUS DX100 S4/DX200 S4, ETERNUS DX100 S3/DX200 S3 Hybrid Storage Systems Design Guide (Basic)
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Table of Contents

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P3AM-7642-32ENZ0