anchor.diff:  
   [source,js]
   ---------------------------------------
  -curl -XGET localhost:9200/_nodes/stats/indices/search?pretty
  +GET /_nodes/stats/indices/search?pretty
   ---------------------------------------
  +// CONSOLE
   
   ==== Clear scroll API
   
  
positive.code: 
  [source,js]
  --------------------------------------------------
  curl -XGET 'localhost:9200/_search?scroll=1m' -d '
  {
    "sort": [
      "_doc"
    ]
  }
  '
  --------------------------------------------------
  
  [[scroll-search-context]]
  ==== Keeping the search context alive
  
negative.code: 
  [source,js]
  --------------------------------------------------
  GET /twitter/tweet/_search?scroll=1m
  {
      "query": {
          "match" : {
  