The cluster recycle bin stores released PolarDB clusters. This topic describes the principles, retention periods, and billing for the cluster recycle bin of PolarDB.
Background information
For PolarDB clusters that retain backup sets for a long period of time, after you Release a cluster manually, it is automatically moved to the cluster recycle bin. After a cluster enters the cluster recycle bin, its level-1 backup files automatically become level -2 backup files and are charged.
After a cluster enters the cluster recycle bin, you can restore or delete the cluster. For more information, see Restore a released cluster or Delete a released cluster.
You are charged for the backup sets in the cluster recycle bin. You can delete the backup sets at any time to reduce costs.
If your Alibaba Cloud account has an overdue payment after the backup sets are moved to the cluster recycle bin, the backup sets are deleted.
Retention periods
After a cluster enters the cluster recycle bin, its backup files can be retained for a maximum period of 7,300 days.
Pricing
After a cluster is released, all its level-1 backup files in the cluster recycle bin are asynchronously archived to level-2 backup files at a rate of approximately 150 MB/s.
Level-1 backup files in the cluster recycle bin are free of charge while level-2 backup files are charged at the prices shown in the following table.
Region | Price (USD per GB-hour) |
Regions in the Chinese mainland | 0.0000325 |
Regions outside the Chinese mainland | 0.0000455 |