• Deploy redis kubectl apply -f redis

• Deploy web application kubectl apply -f webapp/deploy/app.deployment.yml kubectl apply -f webapp/deploy/app.service.yml

• Manually scale webapp kubectl scale deployment webapp --replicas=3

• Delete a pod, it comes right back

• Scale it back down kubectl scale deployment webapp --replicas=1

• Set up Pod autoscaling kubectl apply -f webapp/deploy/app.horizontal_pod_autoscaler.yml

• Generate some load! ab -n 10000000 -c 30 http://$APP_IP/app

The web app is a Ruby app using Sinatra. The app is a key value storage and retrieval service. It has a redis backend.

• [instance_ip]:80/set/[key]/[value] will set a key value
• [instance_ip]:80/[key] will retreive the value
• [instance_ip]:80 returns "Hello from Docker"
• [instance_ip]:80/app return "Look Ma, no hands"