1. Do some capacity planning 2. Apply appropriate changes to application resources (like parameters for spreading pods around) 3. Add descheduler[1] or simila

1. Do some capacity planning 2. Apply appropriate changes to application resources (like parameters for spreading pods around) 3. Add descheduler[1] or similar tool to force redistribution of pods 4. Configure your cluster autoscaling params according to values from step (1) and have it autoscale before nodes are too heavily loaded.