Instance storage is used to temporarily store DB2 backup images, but these backups will be moved to S3 for longer retention period.
实例存储用来临时存储DB 2备份镜像，但要保存更长时间，这些备份应转移到S3。
2
S3 storage is used for storing backup images and log archives for long retention periods.
S3存储用来长期保存备份镜像和日志档案。
3
For example, the filter expression for selecting fixed storage areas with a retention period from 1 to 5 years, where the period is specified in minutes is.