In particular an ephemeral directory mounted on e.g. /tmp counts as "local storage", so in common configurations nothing will get evicted until you work around

In particular an ephemeral directory mounted on e.g. /tmp counts as "local storage", so in common configurations nothing will get evicted until you work around it by adding "cluster-autoscaler.kubernetes.io/safe-to-evict": "true" to all deployments. Silly default IMO but apparently "intentional". https://github.com/kubernetes/autoscaler/issues/2048 https://github.com/kubernetes/autoscaler/issues/2048