Correct regarding memory - not true for memory because it's non-fungible unlike CPU shares > You also cannot achieve a QoS class of Guaranteed without both CPU

Correct regarding memory - not true for memory because it's non-fungible unlike CPU shares > You also cannot achieve a QoS class of Guaranteed without both CPU and Memory limits, so the pod might be evicted at some point. Evicted due to node pressure - yes (but if all other pods also don't have limits it doesn't matter). For preemption QoS is not factored in the decision [0] [0] - https://kubernetes.io/docs/concepts/scheduling-eviction/pod-priority-preemption/#interactions-of-pod-priority-and-qos https://kubernetes.io/docs/concepts/scheduling-eviction/pod-...