Déployer metrics-server

Installation : 

 kubectl apply -f https://github.com/kubernetes-sigs/metrics-server/releases/latest/download/components.yaml 

 Application du no verify TLS :  

 kubectl patch deployment metrics-server -n kube-system \

 --type=json \

 -p='[

 {

 "op": "add",

 "path": "/spec/template/spec/containers/0/args/-",

 "value": "--kubelet-insecure-tls"

 },

 {

 "op": "add",

 "path": "/spec/template/spec/containers/0/args/-",

 "value": "--kubelet-preferred-address-types=InternalIP,ExternalIP,Hostname"

 }

 ]' 

 Attendre le rollout : 

 kubectl rollout status deployment/metrics-server -n kube-system 

 Afficher des infos ram et cpu des nodes et des pods : 

 kubectl top nodes

kubectl top pods -A