AWS Backup


For the first backup of an AWS resource, a full copy of your data is saved.

For each incremental backup, only the changed part of your AWS resource is saved.

Backups created using services with existing backup capabilities,

  such as EBS snapshots or DynamoDB backups





  • AWS Backup storage pricing is based on the amount of storage space your backup data consumes and
  • the amount of backup data you restore in the month.


# Backup Storage Pricing

  • Amazon EFS File System Backup    $0.055 per GB-Month
  • Amazon EBS Volume Snapshot        $0.055 per GB-Month

# Restore Pricing

  • Amazon EFS File System Backup    $0.022 per GB
  • Amazon EBS Volume Snapshot        Free




Protected resources
Backup Vault       # KMS encryption master key
backup plan        # backup policy(Lifecycle)

一個 Backup Vault 可以有幾個 Backup plan, backup 後就會生成 Protected resources

Master key

The AWS KMS encryption master key is used to protect the key used to encrypt backups in this backup vault.


The lifecycle defines when a protected resource is transitioned to cold storage and when it expires.

Backups transitioned to cold storage must be stored in cold storage for a minimum of 90 days.

Only Amazon EFS file system backups can be transitioned to cold storage.

CompletionWindowMinutes(Required: No)

A value in minutes after a backup job is successfully started before it must be completed or

it will be canceled by AWS Backup. This value is optional.

Protected resources

Resources that have been backed up by AWS Backup are listed under protected resources.