Скачать или смотреть 12. Keep Ubuntu Pod Running in Kubernetes | sleep infinity

Learn how to keep your Ubuntu Pod running forever in Kubernetes using sleep infinity! 🚀 In this beginner-friendly tutorial, we’ll cover why Pods exit quickly, how to fix CrashLoopBackOff issues, and the right way to run a Pod continuously — perfect for practicing Linux inside Kubernetes clusters. You’ll see a hands-on demo with YAML examples, exec into a Pod, troubleshooting tips, and even quick one-liners to launch Pods instantly. ✔️

🔥 In this video you'll learn:

✔️ Why Pods exit immediately without a running process
✔️ How to fix CrashLoopBackOff errors in Kubernetes
✔️ Keeping Pods alive using sleep infinity
✔️ Hands-on YAML example to create an Ubuntu Pod
✔️ How to exec into a running Pod and practice Linux commands
✔️ Bonus: Instant kubectl one-liner to launch a Pod without YAML
✔️ Explore Alpine, CentOS, and other Linux images easily

💬 Have questions or tips? Drop a comment!
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📢 Commands used in this video:
minikube start
kubectl apply -f ubuntu-pod.yaml
kubectl get pods
kubectl describe pod ubuntu-pod
kubectl exec -it ubuntu-pod -- bash
kubectl logs ubuntu-pod
kubectl delete pod ubuntu-pod
kubectl run ubuntu-pod --image=ubuntu --command -- sleep infinity
kubectl run alpine-pod --image=alpine --command -- sleep infinity
kubectl run centos-pod --image=centos:8 --command -- sleep infinity

📚 Chapters
0:00 - 👋 Intro: Persistent Pods - Learn to keep pods running.
0:22 - 🤔 Why sleep infinity? - Stop pods from exiting.
0:30 - ⚙️ Pods Exit Fast - Simple pod termination.
1:30 - 🎯 Who Needs This? - Beginners, devs, admins.
1:49 - 🐚 Accessing Pods - Entering running containers.
1:56 - 🚀 Demo: Failing Pod - See CrashLoopBackOff.
8:35 - ✨ Fix: sleep infinity - Keep pods alive.
9:40 - 🔄 Update & Apply YAML - Add sleep infinity and re-apply.
10:31 - 🏃 Pod Running! - Verify the pod is running.
10:42 - 💻 Interact with Pod - Accessing the shell.
12:05 - 🛠️ Troubleshoot Pods - Logs & describe.
13:41 - 💡 Practical Use - Learning & quick pods.
16:28 - 🐳 Try Other OS - Alpine & CentOS.
18:50 - 👍 Recap & End - Key points and next.

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