Kubernetes Key Commands

Kubernetes Key Commands 🚀

Here's a simple, visual command reference for Kubernetes lovers 💙

🛠️ Cluster Management

• 🔍 kubectl cluster-info – Show cluster details
• ⚙️ kubectl config – Manage kubeconfig
• 🧪 kubectl version – Show client/server version
• 🧱 kubectl get nodes – List all nodes
• 📦 kubectl get pods – List pods across cluster
• 🌐 kubectl get services – List all services

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📦 Pod Management

• 🆕 kubectl create pod – Create a new pod
• 📋 kubectl get pods – Show all pods
• 🧐 kubectl describe pod <pod> – Inspect pod details
• 📄 kubectl logs <pod> – View pod logs
• 💻 kubectl exec -it <pod> -- bash – Open a shell in the pod
• ❌ kubectl delete pod <pod> – Delete a pod

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📊 Resource Monitoring

• 📈 kubectl top nodes – Node metrics
• 📉 kubectl top pods – Pod metrics
• 🧮 kubectl get quota – Resource quota info
• 🔍 kubectl describe <resource> – Describe any resource

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🌐 Service Management

• 🆕 kubectl create service – Start a new service
• 🔎 kubectl get services – Show services
• 📢 kubectl expose pod <pod> – Expose a pod as a service
• 📖 kubectl describe service <svc> – Inspect a service
• ❌ kubectl delete service <svc> – Remove a service
• 🔁 kubectl port-forward <pod> 8080:80 – Forward local port to a pod

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🔐 Config & Secrets

• 🧾 kubectl create configmap – Make a configmap
• 📚 kubectl get configmaps – List all configmaps
• 🧪 kubectl create secret – Create a secret
• 🧊 kubectl get secrets – Show secrets
• 🧵 kubectl describe configmap <name> – Configmap details
• 🔑 kubectl describe secret <name> – Secret info

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🚀 Deployment Management

• 🚧 kubectl create deployment – Start a deployment
• 📋 kubectl get deployments – List all deployments
• 📊 kubectl scale deployment <name> --replicas=3 – Scale deployment
• 🔄 kubectl rollout status deployment/<name> – Check rollout
• 📜 kubectl rollout history deployment/<name> – View rollout history
• 🧨 kubectl delete deployment <name> – Remove a deployment

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🗂️ Namespace Management

• 🆕 kubectl create namespace <name> – New namespace
• 📋 kubectl get namespaces – List all namespaces
• 🧾 kubectl describe namespace <name> – Inspect a namespace
• ❌ kubectl delete namespace <name> – Delete a namespace
• 📥 kubectl apply -n <namespace> -f app.yaml – Apply to a namespace
• 🔁 kubectl config set-context --current --namespace=<name> – Switch default namespace

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🎯 Use this cheat sheet daily or save it for quick access when working with Kubernetes!