Data Protection
When is Tape Not Enough?
Disk-to-Disk Backup
• Disk-to-disk backup uses same basic architectures and
same backup applications
• Uses low-cost SATA disk storage along with tape
– Backup to SATA disk for fast recovery
– Also backup to tape for archival purposes
LAN
Application Servers
Master
with
Media
backup
Backup client
server
server
SAN
Low-cost
disk storage