-
    id: newrelic1
    provider: \StpBoard\NewRelic\NewRelicControllerProvider
    refresh: 60
    width: 4
    params:
      name: NAME_TO_BE_DISPLAYED
      accountId: NEW_RELIC_ACCOUNT_ID
      appId: NEW_RELIC_APP_ID
      apiKey: NEW_RELIC_API_KEY
      instanceId: NEW_RELIC_INSTANCE_ID # required only for **memory** action
      action: ACTION
      begin: -30minutes

Available actions are:

rpm
fe_rpm
apdex
error_rate
throughput
response_time
cpu
cpu_usage
average_response_time
memory

Memcached:

memcached_used_memory
memcached_hit_ratio
memcached_latency

Parameter begin is optional - default value is -30minutes. It describes time period from which data should be displayed.