anchor.diff:                    end, []).
   
   
  -grab_op_stats(Bucket, Params) ->
  +grab_op_stats(Bucket, Nodes, Params) ->
       ClientTStamp = case proplists:get_value("haveTStamp", Params) of
                          undefined -> undefined;
                          X -> try list_to_integer(X) of
  
positive.code:             end
      end.
  
  grab_op_stats_body(Bucket, ClientTStamp, Ref, PeriodParams) ->
      RV = invoke_archiver(Bucket, node(), PeriodParams),
      case RV of
          [] -> [];
          [_] -> [];
  
negative.code:                  end, ExtraStats)
          ++ orddict:to_list(Dict).
  
  build_buckets_stats_ops_response(_PoolId, Nodes, [BucketName], Params) ->
      {Samples, ClientTStamp, Step, TotalNumber} = grab_op_stats(BucketName, Nodes, Params),
      PropList2 = samples_to_proplists(Samples),
      OpPropList0 = [{samples, {struct, PropList2}},
                     {samplesCount, TotalNumber},
  