anchor.diff:  -include_lib("eunit/include/eunit.hrl").
   
   %% API
  --export([start_link/2,
  +-export([start_link/2, start_link/3,
            stop/0]).
   -export([start_heartbeat/0,
            stop_heartbeat/0,
  
positive.code:         {ok, #redundancies{nodes = Redundancies}} ->
              Nodes = [{Node, State} || #redundant_node{node = Node,
                                                        available = State} <- Redundancies],
              exec_1(ServerType, Managers, Nodes);
          _Other ->
              void
      end.
  
negative.code:             Ret = compare_with_remote_chksum(Node),
              _ = inspect_result(Ret, [ServerType, Managers, Node, State])
      end,
      exec_1(ServerType, Managers, T, Callback);
  
  exec_1(ServerType, Managers, [_|T], Callback) ->
      exec_1(ServerType, Managers, T, Callback).
  
  
  %% @doc Inspect result value
  