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DevOps exercises &
interview questions
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Detect a memory leak by watching RSS
AnswerSort processes by resident memory, watch the node process's RSS climb over time, then kill it.
Solution
ps -eo pid,rss,comm --sort=-rss | head → re-sample to confirm RSS keeps growing (a leak, not a spike) → kill <pid>Practice with AI
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Solution Yes. Use
kubectl delete -f rs.yaml --cascade=orphan (older syntax: --cascade=false) to remove the ReplicaSet while leaving its Pods running.