anchor.diff:  [[cluster-nodes-stats-api-response-body]]
   ==== {api-response-body-title}
   
  +[[cluster-nodes-stats-api-response-body-fs]]
  +===== `fs` section
  +
   The `fs` flag can be set to retrieve information that concern the file system:
   
   `fs.timestamp`::
  
positive.code: # Some groups from just the indices stats
  GET /_nodes/stats/indices?groups=foo,bar
  --------------------------------------------------
  
negative.code:     Size in bytes of virtual memory that is guaranteed to be available to the 
      running process.
  
  
  [[cluster-nodes-stats-api-response-body-ingest]]
  ===== `ingest` section
  
  The `ingest` flag can be set to retrieve statistics that concern ingest:
  
  `ingest.total.count`::
      (integer)
      Total number of documents ingested during the lifetime of this node.
  
  `ingest.total.time_in_millis`::
      (integer)
      Total time spent preprocessing ingest documents during the lifetime of this
      node.
  
  `ingest.total.current`::
      (integer)
      Total number of documents currently being ingested.
  
  `ingest.total.failed`::
      (integer)
      Total number of failed ingest operations during the lifetime of this node.
  
  `ingest.pipelines.<pipeline-id>.count`::
      (integer)
      Number of documents preprocessed by the ingest pipeline.
  
  `ingest.pipelines.<pipeline-id>.time_in_millis`::
      (integer)
      Total time spent preprocessing documents in the ingest pipeline.
  
  `ingest.pipelines.<pipeline-id>.failed`::
      (integer)
      Total number of failed operations for the ingest pipeline.
  
  `ingest.pipelines.<pipeline-id>.<processor>.count`::
      (integer)
      Number of documents transformed by the processor.
  
  `ingest.pipelines.<pipeline-id>.<processor>.time_in_millis`::
      (integer)
      Time spent by the processor transforming documents.
  
  `ingest.pipelines.<pipeline-id>.<processor>.current`::
      (integer)
      Number of documents currently being transformed by the processor.
  
  `ingest.pipelines.<pipeline-id>.<processor>.failed`::
      (integer)
      Number of failed operations for the processor.
  
  
  [[cluster-nodes-stats-api-response-body-adaptive-selection]]
  ===== `adaptive_selection` section
  
  The `adaptive_selection` flag can be set to retrieve statistics that concern
  <<search-adaptive-replica,adaptive replica selection>>. These statistics are
  