To check status of a pod in kubernetes cluster. Connect to master node and execute below command.
Below command will give status of all pods from default namespace.
kubectl get pods
If you like to check the status of pods in system namespace, execute below command.
kubectl get pods --all-namespaces
If you like to check the status of pods and node it is running on execute below command:
kubectl get pods -o wide
or
kubectl get pods --all-namespaces -o wide