minikube-tips.txt

#install minikube

brew install minikube
#or
brew update
brew upgrade minikube


#deploy a k8s cluster with 4 cpu , 8gigs of memory , 20 gigs of storage and log startup to console
minikube -p clustername start --cpus=4 --memory=8192 --disk-size 20GB --alsologtostderr -v=7


# deploy dashboard for a neat UI to see everything in your cluster
minikube dashboard -p clustername

#deploy metrics-server required by k8s to measure performance
minikube addons -p clustername metrics-server

# to view resource utilization in the cluster
kubectl top pod --all-namespaces | sort --reverse --key 3 --numeric 

#to check what cluster you are working with 
kubectl config get-contexts

# create resources from a yaml spec
kubectl create -f common.yaml

# get all pods in the cluster ( all -namespaces )
kubectl get pods -A

# get a shell inside a pod inside the cluster ( get the pod name using kubectl get pods -A )
kubectl exec -it podnamehere /bin/bash

# expose a service to your host system instantly for testing ( like kibana / web apps ? )
kubectl portforward svc/name-of-service port:port

# to stop the cluster
minikube -p clustername stop