Table of Contents
5.1
Data Protection ................................................................................................................. 48
5.1.1
Data Block Guard ........................................................................................................................................... 48
5.1.2
Disk Patrol ..................................................................................................................................................... 49
5.1.3
Redundant Copy ............................................................................................................................................ 50
5.1.4
Rebuild/Copyback .......................................................................................................................................... 51
5.2
Security ............................................................................................................................. 52
5.2.1
Account Management ................................................................................................................................... 52
5.2.2
User Authentication ....................................................................................................................................... 53
5.2.3
Host Affinity ................................................................................................................................................... 54
5.2.4
Data Encryption ............................................................................................................................................. 56
5.2.5
Key Management Server Linkage .................................................................................................................. 58
5.2.6
Audit Log ....................................................................................................................................................... 60
5.3
5.3.1
RAID Migration .............................................................................................................................................. 62
5.3.2
Logical Device Expansion .............................................................................................................................. 64
5.3.3
LUN Concatenation ........................................................................................................................................ 66
5.3.4
Wide Striping ................................................................................................................................................. 67
5.4
5.4.1
Eco-mode ...................................................................................................................................................... 68
5.4.2
5.5
Operation Monitoring ....................................................................................................... 69
5.5.1
5.5.2
Event Notification .......................................................................................................................................... 70
5.5.3
5.5.4
Assigned CMs ................................................................................................................................................. 72
5.5.5
Connection Operation Mode .......................................................................................................................... 73
5.5.6
Device Time Synchronization ......................................................................................................................... 74
5.5.7
5.6
Data Migration .................................................................................................................. 76
5.6.1
Storage Migration .......................................................................................................................................... 76
6.1
6.1.1
Thin Provisioning ........................................................................................................................................... 77
6.1.2
6.2
Backup (Advanced Copy) .................................................................................................. 79
6.2.1
Local Copy ..................................................................................................................................................... 82
6.2.2
Remote Copy ................................................................................................................................................. 83
6.2.3
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
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