Help Center> Relational Database Service> FAQs> Capacity Expansion and Specification Change> Will Services Be Interrupted When RDS Instance Classes Are Changed?
Will Services Be Interrupted When RDS Instance Classes Are Changed?
Yes.
When you change the RDS DB instance classes, DB instances will be rebooted and services will be interrupted. Therefore, select off-peak hours to perform this operation.
Parent topic: Capacity Expansion and Specification Change
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