Amazon ElastiCache for Valkey now supports changing durability on existing clusters (from AWS What's New)
Amazon ElastiCache for Valkey now lets you enable or disable durability on your existing node-based clusters without creating a new cluster. Previously, you couldn't change the durability configuration of an existing cluster in place. This made it harder to move from caching to persistent data store use cases, or to adapt as your application requirements change. Now you can change durability at [...]
