[ec2-user@ip-172-31-21-42 configFiles]$ kubectl apply -f busyboxDeployment.yaml - This step was missed

[izugbokwe]

[ec2-user@ip-172-31-21-42 kops-kubenet-demo]$ cd configFiles/
[ec2-user@ip-172-31-21-42 configFiles]$ ls
busyboxDeployment.yaml serviceClusterIp.yaml serviceNodePort.yaml
client.yaml serviceLoadBalancer.yaml simpleHttpServer.yaml
[ec2-user@ip-172-31-21-42 configFiles]$ kubectl apply -f busyboxDeployment.yaml
deployment.apps/net410-kops-busybox created
[ec2-user@ip-172-31-21-42 configFiles]$
[ec2-user@ip-172-31-21-42 configFiles]$
[ec2-user@ip-172-31-21-42 configFiles]$ kubectl get deployment -o wide
NAME DESIRED CURRENT UP-TO-DATE AVAILABLE AGE CONTAINERS IMAGES SELECTOR
net410-kops-busybox 2 2 2 2 59s net410-kops-busybox busybox app=net410-kops-busybox
[ec2-user@ip-172-31-21-42 configFiles]$

[pm010537]

Since the application is being created for the first time, activity uses: "kubectl -create" command instead of "kubectl -apply".

To edit/update running application one uses "kubectl apply"