# 常用MiniKube & K8S指令

install hyperhit and minikube

brew update
brew install hyperkit
brew install minikube
kubectl
minikube

create minikube cluster
minikube start --vm-driver=hyperkit
kubectl get nodes
minikube status
kubectl version

delete cluster and restart in debug mode
minikube delete
minikube start --vm-driver=hyperkit --v=7 --alsologtostderr
minikube status

kubectl commands

kubectl get nodes
kubectl get pod
kubectl get services
kubectl create deployment nginx-depl --image=nginx
kubectl get deployment
kubectl get replicaset
kubectl edit deployment nginx-depl

debugging

kubectl logs {pod-name}
kubectl exec -it {pod-name} -- bin/bash

create mongo deployment

kubectl create deployment mongo-depl --image=mongo
kubectl logs mongo-depl-{pod-name}
kubectl describe pod mongo-depl-{pod-name}

delete deplyoment

kubectl delete deployment mongo-depl
kubectl delete deployment nginx-depl

create or edit config file

vim nginx-deployment.yaml
kubectl apply -f nginx-deployment.yaml
kubectl get pod
kubectl get deployment

delete with config
`kubectl delete -f nginx-deployment.yaml`

#Metrics
`kubectl top`

The kubectl top command returns current CPU and memory usage for a cluster’s pods or nodes, or for a particular pod or node if specified.