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kubectl: edit page (#3198)
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# kubectl
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> Command line interface for running commands against Kubernetes clusters.
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> More information: <https://kubernetes.io/docs/tasks/tools/install-kubectl>.
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> More information: <https://kubernetes.io/docs/reference/kubectl/>.
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- List all pods in all namespaces:
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- List all information about a resource with more details:
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`kubectl get pods --all-namespaces`
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- List all pods with more information (such as node name):
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`kubectl get pods -o wide`
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`kubectl get {{pod|service|deployment|ingress|...}} -o wide`
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- Update specified pod with the label 'unhealthy' and the value 'true':
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`kubectl get all`
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- Show metrics for all nodes:
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- Display resource (CPU/Memory/Storage) usage of nodes or pods:
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`kubectl top node`
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- Show metrics for all pods in the default namespace:
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`kubectl top pod`
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`kubectl top {{pod|node}}`
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- Print the address of the master and cluster services:
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`kubectl cluster-info`
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- Display an explanation of the specific field:
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- Display an explanation of a specific field:
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`kubectl explain pods.spec.containers`
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`kubectl explain {{pods.spec.containers}}`
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- Print the logs for a container in a pod or specified resource:
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`kubectl logs {{pod_name}}`
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- Run command in an existing pod:
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`kubectl exec {{pod_name}} -- {{ls /}}`
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