Services or capabilities described in AWS documentation might vary by Region. To see the differences applicable to the AWS European Sovereign Cloud Region, see the AWS European Sovereign Cloud User Guide.
Using Auto Scaling with shards
With ElastiCache's AutoScaling you can use tracking and scheduled policies with your Valkey or Redis OSS engine.
The following provides details on target tracking and scheduled policies and how to
apply them using the AWS Management Console AWS CLI and APIs.