вариант запускать сервисы от колличества ядер без генерации хэша

playbook.yml

- hosts: localhost
  vars:
    myhashes:
      service_name: service
      port: 8085
      env: production
  tasks:
    - name: test
      debug: msg="service {{ myhashes['service_name']+item }} port {{ myhashes['port']+item | int }}"
      with_sequence: count={{ ansible_processor_vcpus }}

вывод:
TASK: [test] ******************************************************************
ok: [localhost] => (item=1) => {
    "item": "1",
    "msg": "service service1 port 8086"
}
ok: [localhost] => (item=2) => {
    "item": "2",
    "msg": "service service2 port 8087"
}