acg-part-06.md

Drain the Worker1 Node

Switch to the acgk8s context:

kubectl config use-context acgk8s

Attempt to drain the worker1 node:

kubectl drain acgk8s-worker1

Does the node drain successfully?

Override the errors and drain the node:

kubectl drain acgk8s-worker1 --delete-local-data --ignore-daemonsets --force

Check the status of the exam objectives:

./verify.sh

Create a Pod That Will Only Be Scheduled on Nodes with a Specific Label

Add the disk=fast label to the worker2 node:

kubectl label nodes acgk8s-worker2 disk=fast

Create a YAML file named fast-nginx.yml:

vim fast-nginx.yml

In the file, paste the following:

apiVersion: v1
kind: Pod
metadata:
  name: fast-nginx
  namespace: dev
spec:
  nodeSelector:
    disk: fast
  containers:
  - name: nginx
    image: nginx

Create the fast-nginx pod:

kubectl create -f fast-nginx.yml

Check the status of the pod:

kubectl get pod fast-nginx -n dev -o wide

Check the status of the exam objectives:

./verify.sh