Replication Controller to replicate pods

kubectl get pods
lists all pods, so filter them using the name.
kubectl get pods/hello-pod

to get all pods in all namespaces instead of only current one.

kubectl get pods --all-namespaces



Replication Controller-- this object acts as wrapper on top of pods instead of directly working with them.It implements desired state.

kubectl delete pods hello-pod

rc.yml is for replication controller config to create replicas.

The template section is for creating a pod for all replications.
which is same in pod.xml.

kubectl create -f rc.yml

kubectl get rc
kubectl describe rc

if you want to modify the existing configuration, update the yml file and use below command.

kubectl apply -f rc.yml

kubectl get rc -o wide

kubectl get pods