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Commonly used commands in Kubernetes

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Nikita Jadhav
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Here are some common commands related to Kubernetes:

  1. Cluster Management:

    • kubectl cluster-info: Display information about the Kubernetes cluster.

    • kubectl get nodes: List all the nodes in the cluster.

    • kubectl describe node <node-name>: Get detailed information about a specific node.

    • kubectl get namespaces: List all namespaces in the cluster.

    • kubectl create namespace <namespace-name>: Create a new namespace.

    • kubectl delete namespace <namespace-name>: Delete a namespace and all its resources.

  2. Workload Management:

    • kubectl create deployment <deployment-name> --image=<image-name>: Create a new deployment using a specified container image.

    • kubectl get deployments: List all deployments in the cluster.

    • kubectl describe deployment <deployment-name>: Get detailed information about a specific deployment.

    • kubectl scale deployment <deployment-name> --replicas=<replica-count>: Scale the number of replicas for a deployment.

    • kubectl delete deployment <deployment-name>: Delete a deployment and all its associated resources.

  3. Pod Management:

    • kubectl get pods: List all pods in the cluster.

    • kubectl describe pod <pod-name>: Get detailed information about a specific pod.

    • kubectl logs <pod-name>: View the logs of a specific pod.

    • kubectl exec -it <pod-name> -- <command>: Execute a command inside a pod.

    • kubectl delete pod <pod-name>: Delete a pod.

  4. Service Management:

    • kubectl get services: List all services in the cluster.

    • kubectl describe service <service-name>: Get detailed information about a specific service.

    • kubectl expose deployment <deployment-name> --port=<port> --target-port=<target-port> --type=<service-type>: Expose a deployment as a service.

    • kubectl delete service <service-name>: Delete a service.

These are just a few examples of commonly used commands in Kubernetes. There are many more commands and options available depending on your specific use cases and requirements.

CommandsKubernetes