# New Relic

New Relic Infrastructure agent (host metrics) and PHP APM agent.

Host vars:
```yaml
newrelic:
  enable: true                 # required to manage
  license_key: "YOUR_KEY"      # required when enable: true
  app_name: "my-app"           # optional
```

Defaults:
- `newrelic.enable`: not set (role does nothing unless defined)
- `newrelic.license_key`: required when enabled
- `newrelic.app_name`: inventory_hostname