High-Performance Block Storage– Amazon EBS Pricing ...
The price of one DSU-Hour is $0.75. Since FSR was enabled on one snapshot for 90 minutes in three AZs, you will be billed as 1 snapshot * 3 AZs * 1.5 DSU-hours at $0.75 per DSU-Hour or $3.375. As another example, you enable FSR on an EBS Snapshot in one Availability Zone, and you disable it …