Kubernetes Commands

Links: 110 Kubernetes Index

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Listing things

• kubectl get node
• kubectl get node -o wide: more info
• kubectl get node -o yaml: a lot of info in yaml format, we can also get it in json format.

We can use jq to get specific information from the nodes

kubectl get nodes -o json | jq ".items[] | {name:.metadata.name} + .status.capacity"

• We can list all available resource types by running kubectl get
• kubectl get all: get all the services

Describing things

• kubectl describe type/name
• kubectl explain type: to view the definition of a resource type

Running commands

• kubectl exec busybox nslookup kubernetes.default: run commands in containers
• kubectl exec -it busybox /bin/sh: getting into the pods

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Last updated: 2022-09-05