Practical Problems

Background A few days ago, while developing the KubeRay project, I learned about a Kubernetes behavior from the issue’s comment section . There are two types of Eviction: Node-pressure Eviction and API-initiated Eviction . API-initiated Eviction is done by directly calling the API or using commands like kubectl drain. Pods evicted this way will ultimately be deleted and usually recreated on another node. However, for Node-pressure Eviction, kubelet will only set the Pod’s Phase to Failed without deleting it. Therefore, if the controller does not handle it properly, the Pod will not be recreated on another node. ...