How Is Your S3 Bucket Life-Cycle?
- Set S3 bucket life-cycle rule is to save cost of long-term storage objects such database backup. This post gives an experinced case and a sumarized of S3 storage object class.
Amazon S3 supports a waterfall model for transitioning between storage classes, as shown in the following diagram.
Advanced knowledge here is about extend object classes which AWS uses for CloudWatch dimensions and you are charged for this additional storage
- See cloudwatch metric graph to see AWS add more storage classes