anchor.diff:  By default, monitoring is enabled but data collection is disabled. To enable
   data collection, use the `xpack.monitoring.collection.enabled` setting.
   
  -You can configure these monitoring settings in the `elasticsearch.yml` file.
  -Some of them can also be set across the cluster by using the
  +You can configure these monitoring settings in the `elasticsearch.yml` file. You
  +can also dynamically set some of these settings using the
   <<cluster-update-settings,cluster update settings API>>.
   
   TIP: Cluster settings take precedence over settings in the `elasticsearch.yml`
  
positive.code: always start with a `.`, and generally should be monitored. Consider adding `.*` to the list of indices
  ensure monitoring of system indices. For example `.*,test*,-test3`
  
  `xpack.monitoring.collection.index.stats.timeout`::
  
  (<<time-units,time value>>) Timeout for collecting index statistics. Defaults to `10s`.
  
  `xpack.monitoring.collection.index.recovery.active_only`::
  
  Controls whether or not all recoveries are collected. Set to `true` to
  collect only active recoveries. Defaults to `false`.
  
  `xpack.monitoring.collection.index.recovery.timeout`::
  
  (<<time-units,time value>>) Timeout for collecting the recovery information. Defaults to `10s`.
  
  `xpack.monitoring.history.duration`::
  
  (<<time-units,time value>>) Retention duration beyond which the indices created by a Monitoring
  exporter are automatically deleted. Defaults to `7d` (7 days).
  
negative.code: data while still allowing other data (e.g., Kibana, Logstash, Beats, or APM Server monitoring data)
  to pass through this cluster.
  
  `xpack.monitoring.collection.cluster.stats.timeout` (<<cluster-update-settings,Dynamic>>)::
  
  (<<time-units,time value>>) Timeout for collecting the cluster statistics. Defaults to `10s`.
  
  `xpack.monitoring.collection.node.stats.timeout` (<<cluster-update-settings,Dynamic>>)::
  
  (<<time-units,time value>>) Timeout for collecting the node statistics. Defaults to `10s`.
  
  