Dell PowerVault DL2200 CommVault - Manual (Page 3)

Dell PowerVault DL2000 Remote Office Backup Strategy
Page iii
Table of Contents
Dell™ PowerVault™ DL2000......................................................................................................................... i
Executive Summary ...................................................................................................................................... 2
Introduction ................................................................................................................................................... 2
What is Discrete Data Replicator (DDR)?..................................................................................................... 2
Remote Single Instance Backup Use Cases ................................................................................................ 3
Efficient Storage Consolidation of Remote Offices ................................................................................... 3
Create Copies for Disaster Recovery at a Secondary Site ....................................................................... 3
Use Cases Not Addressed by DDR .......................................................................................................... 4
Automatic Failover between Primary and Secondary Media Agents .................................................... 4
Creating Point-In-Time Images of Mount Paths .................................................................................... 4
Replacing AuxCopy and Synthetic Full.................................................................................................. 4
Fan-Out with DDR.................................................................................................................................. 4
DDR Configuration ........................................................................................................................................ 5
Prerequisites.............................................................................................................................................. 5
Configure the Magnetic Library on Replicated Disks ................................................................................ 6
Other Considerations .................................................................................................................................... 8
Out of Band Initialization............................................................................................................................ 8
Fan-In Configuration.................................................................................................................................. 9
Conclusion .................................................................................................................................................... 9
Table of Figures
FIGURE 1: REMOTE SINGLE INSTANCE BACKUP USING THE REPLICATED DISK LIBRARY ............ 5
FIGURE 2: ENABLE REPLICATION ON THE REPLICATED DISK LIBRARY............................................ 6
FIGURE 3: SDDR REPLICATION PAIR....................................................................................................... 7
FIGURE 4: MEDIA MANAGEMENT PARAMETER FOR DDR REPLICATION INTERVAL ........................ 8