in elasticsearch-model/lib/elasticsearch/model/response/pagination/kaminari.rb [84:95]
def limit(value)
return self if value.to_i <= 0
@results = nil
@records = nil
@response = nil
@per_page = value.to_i
search.definition.update :size => @per_page
search.definition.update :from => @per_page * (@page - 1) if @page
self
end