Stop Guessing Kubernetes Issues — Use These Advanced Debugging Techniques!

Hey there! Ever found yourself staring at a Kubernetes cluster that just won’t behave? Pods stuck in CrashLoopBackOff? Nodes refusing to join?

We’ve all been there! Troubleshooting Kubernetes can feel overwhelming, but don’t worry—I’ve got your back!

In this guide, I’ll walk you through essential troubleshooting techniques, using real-world examples and practical commands.

By the end, you’ll be better equipped to diagnose and resolve common Kubernetes issues!

General Troubleshooting Strategies

The kubectl command-line tool is your primary interface for interacting with and debugging your Kubernetes cluster.

The following subcommands are particularly useful:

1. kubectl get: Lists resources in the cluster and their status.

The kubectl get command is your primary way to list and view resources in your Kubernetes cluster, showing their current status.

Example:

kubectl get pods

Output:

NAME              READY     STATUS             RESTARTS   AGE
ghost-0           0/1       CrashLoopBackOff   34         2h
mariadb-0…