Shrink storage volumes for your RDS databases and optimize your infrastructure costs
Database Blog
This article discusses a new feature in Amazon RDS that allows users to shrink storage volumes for databases using Blue/Green Deployments, helping optimize infrastructure costs.
- Previously, reducing RDS storage required manual migration to a new database instance
- New Blue/Green Deployments feature enables storage volume shrinking with minimal downtime
- Available for RDS for PostgreSQL (v12+), MySQL (v5.7+), and MariaDB (v10.4+)
- Allows users to:
- Reduce storage size
- Change storage volume type
- Adjust storage performance settings
- Process involves creating a green environment, syncing data, and performing a managed switchover
Key best practices include monitoring storage usage, optimizing database performance, and carefully planning storage reduction to minimize operational impact.
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