Rule Code: AWS-R-ES-03
Identify any failed Amazon Elasticsearch (ES) Reserved Instances available within your AWS account.
A failed AWS ES RI is an unsuccessful reservation that receives the "payment-failed" status during the purchasing process.
Audit / Verification
Step 01: Sign in to AWS Management Console.
Step 02: Navigate to Elasticsearch (ES) dashboard, under Elasticsearch (ES). In the left navigation panel, select Reserved Instances.
Step 03: Choose the Reserved Instance (RI) that you want to examine and check the value listed within the Status column if the reservation has the status set to payment-failed, the payment processing for the selected Amazon Elasticsearch Reserved Instance has failed.
Step 04: Repeat step no. 3 to verify the purchase status for other AWS Elasticsearch Reserved Instances provisioned in the current region.
Step 05: Change the AWS region from the navigation bar and repeat the process for other regions.