K8s Debugging Like a Pro: 10 kubectl Tips (2026)

Master kubectl debugging with 10 pro-level techniques most engineers never learn. From ephemeral containers to RBAC diagnosis, this is your complete K8s debugging toolkit for 2026. Stop randomly guessing when pods crash. In this video, you'll learn a systematic Kubernetes debugging workflow that takes you from "something is broken" to "root cause found" in under 5 minutes — every time. 📋 In this video, you'll learn: Tip #1: kubectl describe deep-dive (Events section is pure gold) Tip #2: kubectl get events --sort-by (the command nobody uses first) Tip #3: kubectl logs --previous (the flag 90% of engineers miss) Tip #4: Streaming logs from multiple pods with labels & Stern Tip #5: kubectl exec mastery — env vars, network, filesystem checks Tip #6: kubectl debug with ephemeral containers (game changer for distroless!) Tip #7: kubectl port-forward for service debugging Tip #8: Netshoot — 80+ network tools in one container Tip #9: Custom columns & JSONPath for perfect output formatting Tip #10: RBAC debugging with kubectl auth can-i Bonus: kubectl explain — your offline K8s API reference ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⏱️ TIMESTAMPS 00:38 - Introduction 02:05 - Agenda Overview 03:05 - The Debugging Mindset (Observe → Diagnose → Fix) 04:45 - Tip #1: kubectl describe Deep Dive 11:20 - Tip #2: kubectl get events (Sorted & Filtered) 15:30 - Tip #3: kubectl logs Superpowers (--previous flag!) 21:00 - Tip #4: Log Streaming with Labels + Stern 25:00 - Tip #5: kubectl exec Live Container Debugging 28:00 - Tip #6: kubectl debug Ephemeral Containers ✨ 31:15 - Tip #7: kubectl port-forward for Service Testing 33:00 - Tip #8: Netshoot Network Debugging 36:10 - Tip #9: Custom Columns & JSONPath 39:05 - Tip #10: RBAC Debugging (kubectl auth can-i) 42:15 - Bonus: kubectl explain (offline K8s docs) 43:45 - Complete Debugging Workflow 46:05 - Cheat Sheet 46:55 - Call to Action ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📂 RESOURCES → Netshoot GitHub: https://github.com/nicolaka/netshoot → Stern GitHub: https://github.com/stern/stern → kubectl docs: https://kubernetes.io/docs/reference/... ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎓 RECOMMENDED NEXT → Helm Debugging Deep Dive (coming next week) → K8s RBAC Explained in 10 Minutes → Kubernetes Networking Demystified ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ #Kubernetes #kubectl #K8sDebugging #DevOps #SRE