Dell PowerVault DR4100 - Manual (Page 26)

26 Setting up Dell™ DR Series Deduplication Appliance on VRanger Pro
5 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.