anchor.diff:  * Data collectors now all share the same cluster state that existed at the
   beginning of data collection. This removes the extremely rare race condition
   where the cluster state can change between some data collectors, which could
  -cause temporary issues in the Monitoring UI. 
  +cause temporary issues in the Monitoring UI.
   // https://github.com/elastic/x-pack-elasticsearch/pull/3216[#3216] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/3156[#3156])
   
   ////
  
positive.code: <titleabbrev>6.1.1 Release Notes</titleabbrev>
  ++++
  
  ////
  [[xes-enhancement-6.1.1]]
  [float]
  === Enhancements
  
  Watcher::
  * Watcher: Ensure watcher thread pool size is reasonably bound
  // https://github.com/elastic/x-pack-elasticsearch/pull/3056[#3056] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/3052[#3052])
  ////
  
  [[xes-bug-6.1.1]]
  [float]
  
negative.code: * Do not enforce TLS if discovery type is single-node
  // https://github.com/elastic/x-pack-elasticsearch/pull/3245[#3245] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/2828[#2828])
  ////
  
  Watcher::
  * Fixed the pagerduty action to send context data. For more information, see
  {xpack-ref}/actions-pagerduty.html[PagerDuty Action].
  // https://github.com/elastic/x-pack-elasticsearch/pull/3185[#3185] (issue: https://github.com/elastic/x-pack-elasticsearch/issues/3184[#3184])
  