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Cluster Detective

Part of the Introduction to Kubernetes section of Coddy's Terminal journey. Lesson 43 of 45.

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Challenge

Medium

Find a Pod wherever it hides. Run these commands one after the other:

  1. Create a namespace named ops
  2. Start a Pod named monitor from the nginx image in ops, labelled app=monitor
  3. List the Pods in ops with their labels
  4. List the Pods of every namespace that carry the label app=monitor

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