See https://sdk.operatorframework.io/docs/overview/operator-capabilities/#level-5---auto-pilot 

The operator should configure the Operand to auto-scale as load picks up. The Operator should understand the application-level performance indicators and determine when it’s healthy and performing well. The operator should attempt to automatically fix an unhealthy operand. The operator should tune the operands performance, this could include scheduling on another node the pods are running on or modifying operand configuration.