rancher-compose.yml

web:
  scale: 4 <-- this one indicates to run 4 instances of the web container (over all available hosts)
  upgrade_strategy:
      start_first: true
  health_check:
      port: 80
      interval: 30000
      unhealthy_threshold: 4
      response_timeout: 20000
      request_line: GET / HTTP/1.0
      healthy_threshold: 2

web-balancer:
  scale: 2  <-- This one indicates to run 2 instances of the web-balancer - hproxy (over all available hosts)
  load_balancer_config:
    name: web-balancer config