Updated on 2025-08-05 GMT+08:00

Resilience

CBR uses a multi-level reliability architecture and technical measures such as cross-region replication, intra-region cross-AZ DR, and intra-AZ redundancy to guarantee data durability and reliability.

CBR backups are stored in OBS and enjoy a durability of 99.9999999999%.

For details, see How Durable and Available Is OBS?