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Video 91
Kubernetes Troubleshooting CrashLoopBackOff with 3 real time scenarios including OOMKilled
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Theory
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Lab Practice
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Contents
0 of 4 sections complete · 4 min total
01
1
Understanding CrashLoopBackOff
CrashLoopBackOff is a status indicating that a pod is repeatedly failing and crashing, and Kubernetes is continuously trying to restart it.…
Concept
1 min read
02
Common Reasons for CrashLoopBackOff
Wrong command line arguments (e.g., incorrect entry point or missing startup scripts).. Liveness probe failures (kubelet restarts the pod…
Concept
1 min read
03
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Probes in Kubernetes
Liveness Probe: Checks if the application inside the pod is healthy and running. If it fails, kubelet kills and restarts the container.
Container
1 min read
04
OOMKilled (Out of Memory)
OOMKilled happens when a container exceeds the memory limit defined in the resource limits section of the deployment manifest. The Linux…
Concept
1 min read