Site Reliability Engineer Interview Questions

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let’s say a pod is monitored by Horizontal Pod Autoscaler (HPA) configured to scale out when memory usage reaches 80%. But before the HPA can spin up new pods, the existing pod's memory usage hits 100%. In this situation, what will happen to the pod? And how will the HPA behave or respond?
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Site Reliability Engineer II

Interviewed at Zeta

3.3
Jul 25, 2025

let’s say a pod is monitored by Horizontal Pod Autoscaler (HPA) configured to scale out when memory usage reaches 80%. But before the HPA can spin up new pods, the existing pod's memory usage hits 100%. In this situation, what will happen to the pod? And how will the HPA behave or respond?

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