Kubernetes Common Errors
Kubernetes common errors 1. **CrashLoopBackOff**: - **Description**: A pod repeatedly crashes and restarts. - **Troubleshooting**: - Check pod logs: `kubectl logs <pod-name>`. - Describe the pod for more details: `kubectl describe pod <pod-name>`. - Investigate the application's start-up and initialization code. 2. **ImagePullBackOff**: - **Description**: Kubernetes cannot pull the container image from the registry. - **Troubleshooting**: - Verify the image name and tag. - Check the image registry credentials. - Ensure the image exists in the specified registry. 3. **Pending Pods**: - **Description**: Pods remain in the "Pending" state and are not scheduled. - Troubleshooting: - Check node resources (CPU, memory) to ensure there is enough capacity. - Ensure the nodes are labeled correctly if using node selectors or affinities. - Verify there are no taints on nodes that would prevent scheduling. 4. Node Not Ready: - Description: One or more node