[~/juju-test-node]% juju status
environment: onlinelabs
machines:
  "0":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.229.83
    instance-id: 'manual:'
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
    state-server-member-status: has-vote
  "1":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.228.35
    instance-id: manual:212.47.228.35
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "2":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.228.124
    instance-id: manual:212.47.228.124
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "3":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.231.175
    instance-id: manual:212.47.231.175
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "4":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.231.147
    instance-id: manual:212.47.231.147
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "5":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.237.126
    instance-id: manual:212.47.237.126
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "6":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.229.192
    instance-id: manual:212.47.229.192
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "7":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.234.180
    instance-id: manual:212.47.234.180
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "8":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.231.171
    instance-id: manual:212.47.231.171
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "9":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.230.186
    instance-id: manual:212.47.230.186
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
  "10":
    agent-state: started
    agent-version: 1.21.3
    dns-name: 212.47.229.165
    instance-id: manual:212.47.229.165
    series: trusty
    hardware: arch=armhf cpu-cores=1 mem=2023M
services:
  haproxy:
    charm: cs:trusty/haproxy-6
    exposed: false
    relations:
      peer:
      - haproxy
    units:
      haproxy/0:
        agent-state: started
        agent-version: 1.21.3
        machine: "1"
        public-address: 212.47.228.35
  mongodb:
    charm: cs:trusty/mongodb-17
    exposed: false
    relations:
      replica-set:
      - mongodb
    units:
      mongodb/0:
        agent-state: started
        agent-version: 1.21.3
        machine: "2"
        open-ports:
        - 27017/tcp
        - 27019/tcp
        - 27021/tcp
        - 28017/tcp
        public-address: 212.47.228.124
[~/juju-test-node]% juju deploy node-app  my-app
Added charm "cs:precise/node-app-10" to the environment.
ERROR cannot assign unit "my-app/0" to machine: cannot assign unit "my-app/0" to new machine or container: cannot assign unit "my-app/0" to new machine: use "juju add-machine ssh:[user@]<host>" to provision machines