HP B6960-96035 Concepts Manual page 6

When to schedule backups .................................................................. 107
Staggering full backups ....................................................................... 107
Optimizing for restore ......................................................................... 107
Automated or unattended operation ................................................................... 110
Considerations for unattended backups ....................................................... 110
Duplicating backed up data ............................................................................. 112
Copying objects ....................................................................................... 113
Why use object copy? ........................................................................ 116
Object mirroring ....................................................................................... 119
Copying media ........................................................................................ 122
Automated media copying ................................................................... 124
Smart media copying using VLS ........................................................... 124
Restoring data ................................................................................................ 125
Restore duration ........................................................................................ 125
Selection of the media set .......................................................................... 126
Selection of devices ................................................................................... 126
Operators are allowed to restore ................................................................ 127
End users are allowed to restore ................................................................. 128
Disaster recovery ............................................................................................. 128
Disaster recovery methods .......................................................................... 130
Alternative disaster recovery methods .................................................... 131
3 Media management and devices .................................... 133
In this chapter ................................................................................................. 133
Media management ........................................................................................ 133
Media life cycle .............................................................................................. 134
Media pools ................................................................................................... 135
Free pools ................................................................................................ 137
Media pool usage examples ...................................................................... 140
Implementing a media rotation policy .......................................................... 143
Media rotation and Data Protector ........................................................ 144
Media needed for rotation ................................................................... 144
Media management before backups begin ......................................................... 145
Initializing or formatting media ................................................................... 145
Labeling Data Protector media .................................................................... 145
Location field ............................................................................................ 146
Media management during backup sessions ....................................................... 147
Selecting media for backups ...................................................................... 147
Adding data to media during backup sessions .............................................. 148
Writing data to several media sets during backup ......................................... 150
Calculating media condition ....................................................................... 150
Media management after backup sessions .......................................................... 151
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