Identify any failed Amazon EC2 Reserved Instances (RIs) available within your account and follow Cloud Conformity guidelines for remediation in order to receive a significant discount (up to 75% depending on the commitment term) for EC2 hourly charges. A failed AWS EC2 RI is an unsuccessful reservation that received the "payment-failed" status during the purchase process.
This rule can help you with the following compliance standards:
- APRA
- MAS
- AWAF
This rule resolution is part of the Cloud Conformity Security & Compliance tool for AWS
optimisation
Reserved Instances represent a good strategy to cut down on AWS EC2 costs but to fully receive the discount benefit you need to make sure that all your EC2 reservation purchases have been successfully completed.
Audit
To identify any failed EC2 RI purchases available within your AWS account, perform the following actions:
Remediation / Resolution
To mitigate unsuccessful AWS EC2 reservations you need to retry your failed EC2 Reserved Instance(s) payment by contacting Amazon Web Services. To create the necessary case through the AWS Support Center, perform the following:
Note 1: Failed AWS EC2 Reserved Instance (RI) purchases from previous billing periods cannot be retried.Note 2: Requesting Amazon to retry your failed EC2 Reserved Instance(s) payment using AWS Billing and Cost Management console or AWS API via Command Line Interface (CLI) is not currently supported.
References
- AWS Documentation
- Amazon EC2 Reserved Instances
- How Reserved Instances Work
- Billing Benefits and Payment Options
- How do I retry a failed Reserved Instance payment?
- AWS Command Line Interface (CLI) Documentation
- ec2
- describe-reserved-instances
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You are auditing:
EC2 Reserved Instance Payment Failed
Risk level: High