Reserved Instances provide you with significant savings on your Amazon EC2 / Azure VM costs compared to On-Demand Instance pricing. Reserved Instances are not physical instances, but rather a billing discount applied to the use of On-Demand Instances in your account.
CloudSuite Reserved Instance provides you with Reserved Instance (RI) purchase recommendations based on your Amazon Computing as EC2, Amazon RDS, Amazon Redshift, Amazon ElastiCache, and Amazon Elasticsearch usage or Azure Computing as Azure VM, SQL database, PostgreSQL, MySQL, Managed Disk, MySQL, Redhat, MariaDB, Redis Cache.
Using Reserved Instance for the first time
Step 1: Enable the RI
By default RI features is disabled. This feature is calling API from AWS Cost Explorer and Azure RI, then it might take cost by AWS Cost Explore with about 1.5 usd per day.
https://aws.amazon.com/aws-cost-management/aws-cost-explorer/pricing/
Step 2: View the recommendation for RI usage
Once you create a tag policy, it will take about 1 day to collect RI recommendation across cloud vendor as AWS, Azure. If you already enable the RI option, you should see the recommendation in the results.