Dell PowerVault DR2000v - Manual (Page 33)

33 Setting up Dell™ DR Series Deduplication Appliance as NFS Backup Target on EMC Networker
6 Monitoring Dedupe, Compression & Performance
After backup jobs have run the DR Series Deduplication Appliance will track Capacity, Storage Savings and
Throughput on the DR Series Deduplication Appliance dashboard. This information is valuable in
understanding the benefits the DR Series Deduplication Appliance.
NOTE: Deduplication ratios increase over time, it is not uncommon to see a 2- 4x reduction (25- 50% total
savings) on the initial backup. As additional full backup jobs complete the ratios will increase. As
mentioned before backup jobs with 12 week retention will average a 15x ratio in most cases.