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As your link illustrates, Multi-AZ is the only real HA option for RDS PostgreSQL, and it doesn't share storage between nodes. So even though RDS uses EBS, you c
by markonen 10y ago
As your link illustrates, Multi-AZ is the only real HA option for RDS PostgreSQL, and it doesn't share storage between nodes. So even though RDS uses EBS, you can't really say it is the underlying storage layer that provides RDS's high availability.