Table of Contents
ETERNUS DX80 S2/DX90 S2 Disk storage system Overview
Copyright 2013 FUJITSU LIMITED P3AM-4812-11ENZ0
8
Chapter 5 Basic Functions 48
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 Optimization of Volume Configurations ............................................................................ 60
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 Environmental Burden Reduction ..................................................................................... 68
5.4.1 Eco-mode ......................................................................................................................................................68
5.4.2 Power Consumption Visualization ..................................................................................................................69
5.5 Operation Monitoring ....................................................................................................... 69
5.5.1 Operation Management Interface .................................................................................................................69
5.5.2 Event Notification ..........................................................................................................................................70
5.5.3 Performance Information Management ........................................................................................................ 71
5.5.4 Assigned CMs .................................................................................................................................................72
5.5.5 Connection Operation Mode ..........................................................................................................................73
5.5.6 Device Time Synchronization .........................................................................................................................74
5.5.7 Remote Power Operation (Wake On LAN) ......................................................................................................75
5.6 Data Migration .................................................................................................................. 76
5.6.1 Storage Migration .......................................................................................................................................... 76
Chapter 6 Optional Functions 77
6.1 Streamlined Operations in the Virtual Environment .......................................................... 77
6.1.1 Thin Provisioning ........................................................................................................................................... 77
6.1.2 Flexible Tier (Automatic Storage Layering) ....................................................................................................78
6.2 Backup (Advanced Copy) .................................................................................................. 79
6.2.1 Local Copy ..................................................................................................................................................... 82
6.2.2 Remote Copy ................................................................................................................................................. 83
6.2.3 Available Advanced Copy Combinations ........................................................................................................85
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