anchor.diff:  ----
   
   To install a brand new cluster, there is nothing to stop, and we don't fear anything.
  -This role can still be used, and the `stop_start` step can be called in parallel:
  +In this particular case, this role can still be used, and the `stop_start` step can be called in parallel:
   
   .playbook.yml
   [source,yaml]
  
positive.code:     - role: elasticsearch
        elasticsearch_step: "after"
  ----
  
negative.code:     enabled: true
  ...
  ----
  If we do that, all Elasticsearch nodes will be stopped at the same time, making the whole cluster unavailable.
  To fix this problem, the role can be ran in serial instead of parallel:
  
  .deploy.yml
  