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Kubernetes

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kubeadm init defaults

kubeadm config print init-defaults

Create an nginx deployment

kubectl create deployment nginx --image nginx

kubectl get nodes -o json | jq '.items[].spec.podCIDRs'

kubectl run alpine --image=alpine -it

Testing and Diagnostic container

kubectl run alpine --image=alpine -it 
apk update  
apk add bind-tools curl

Session ended, resume using 'kubectl attach alpine -c alpine -i -t' command when the pod is running