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Recap - Pod Doctor

Part of the Introduction to Kubernetes section of Coddy's Terminal journey. Lesson 25 of 45.

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Challenge

Medium

Diagnose and fix a broken Pod. Run these commands one after the other:

  1. Start a Pod named typo from the image redis:latst
  2. List the Pods and notice the pull error
  3. Describe the typo Pod to read the failed event
  4. Delete the Pod
  5. Start it again, this time from the correct redis image
  6. List the Pods to confirm it is Running

Try it yourself

Terminal

All lessons in Introduction to Kubernetes

1Introduction

What Is KubernetesThe Cluster

4Deployments

Creating A DeploymentScalingDeployments From ManifestsUpdating ImagesRolling BackRecap - Deployment Manager

7Configuration

ConfigMapsSecretsEnvironment VariablesRecap - Config Master

10Web Shop Project

Project OverviewWrite The DeploymentProject lessonExpose The ShopProject lessonScale And UpdateProject lessonRoll Back SafelyProject lesson

2Pods

Running A PodListing PodsDescribing PodsDeleting PodsRecap - Pod Wrangler

5Services

Exposing A DeploymentService TypesEndpointsRecap - Service Desk

8Namespaces & Jobs

NamespacesWorking In A NamespaceJobsRecap - Namespace Navigator

11Final Challenges

Cluster DetectiveFull Rollout PipelineBroken Deployment Triage

3Manifests

Writing A ManifestLabelsRecap - Manifest Writer

6Debugging

Pod LogsExecuting CommandsImage Pull ErrorsCrash LoopsRecap - Pod Doctor

9Output Formats

Wide And Name OutputYAML OutputJSONPathRecap - Output Explorer

Practice on your own: Terminal playground