Published on

K9s: The Terminal-Based UI for Kubernetes Management

Authors

Introduction

K9s is a terminal-based UI for managing Kubernetes clusters. It provides a real-time view of your cluster resources with powerful navigation and management capabilities.

Installation

brew install k9s

Common Commands
Access different resources:

Common Commands

Access different resources:

:pods          # View pods
:deployments   # View deployments
:services      # View services
:nodes         # View nodes
:configmaps    # View configmaps
:secrets       # View secrets

Productivity Tips

  1. Quick Resource Access
  • Use numbered shortcuts (0-9)
  • Create aliases for common views
  • Use fuzzy search with /
  1. Multi-cluster Management
  • Use context groups
  • Label contexts for easy identification
  • Create context-specific aliases
  1. Monitoring
  • Use port forwarding for metrics
  • Set up custom views for logs
  • Configure alerts

Common Troubleshooting

  1. Connection Issues
  • Verify kubeconfig
  • Check context
  • Validate cluster access
  1. Performance Problems
  • Limit resource views
  • Use filters effectively
  • Close unused port forwards