brooklyn-docs/guide/yaml/example_yaml/vanilla-bash-netcat-cluster.yaml

name: Netcat Cluster Example
location: localhost
services:
- type: org.apache.brooklyn.entity.group.DynamicCluster
  memberSpec:
    $brooklyn:entitySpec:
      type: netcat-example
      message: hello from cluster member
      netcat.port: 8000+
  initialSize: 3
  restartMode: parallel