anchor.diff:  but it will cache `hits.total`,  <<search-aggregations,aggregations>>, and
   <<search-suggesters,suggestions>>.
   
  -Queries that use `now` (see <<date-math>>) cannot be cached.
  +Most queries that use `now` (see <<date-math>>) cannot be cached.
   ===================================
   
   [float]
  
positive.code: curl -XPUT localhost:9200/my_index -d'
  {
    "settings": {
      "index.requests.cache.enable": true
    }
  }
  '
  
negative.code: ------------------------
  
  [float]
  ==== Enabling and disabling caching
  
  The cache is enabled by default, but can be disabled when creating a new
  index as follows:
  
  [source,js]
  