# File lib/mongoid/collections/retry.rb, line 26
      def retry_on_connection_failure
        retries = 0
        begin
          yield
        rescue Mongo::ConnectionFailure => ex
          retries += 1
          raise ex if retries > Mongoid.max_retries_on_connection_failure
          Kernel.sleep(0.5)
          log_retry retries
          retry
        end
      end