anchor.diff:  
   modify_options_for_recon(Options) -> 
       msg_trace:info(tracetool,"modify_options_for_recon ~p on ~w ~n", [Options, node()]),
  -	lists:foldl(
  -	  fun(Opt, NewOptions) ->
  +    lists:foldl(
  +      fun(Opt, NewOptions) ->
                 msg_trace:info(tracetool,"Deal with Opt: ~p~n", [Opt]),
  -			  case Opt of
  -				  {logfilepath, LogfilePath} ->
  -					  Dev = trace_mgr:open_report(LogfilePath ++ "tracetool_" ++ atom_to_list(node()) ++ ".log"),
  -					  [{io_server, Dev} | NewOptions];
  -				  Opt ->
  -					  [Opt | NewOptions]
  -			  end
  -			  end, [], Options).
  +              case Opt of
  +                  {logfilepath, LogfilePath} ->
  +                      Dev = trace_mgr:open_report(LogfilePath ++ "tracetool_" ++ atom_to_list(node()) ++ ".log"),
  +                      [{io_server, Dev} | NewOptions];
  +                  Opt ->
  +                      [Opt | NewOptions]
  +              end
  +              end, [], Options).
  
positive.code:     msg_trace:info(tracetool,"Config Path: ~w~n", [ConfFilePath]),
      {ok, ConfigList} = file:script(ConfFilePath),
          trace_mgr:create_db(?dbname),
  	lists:foreach(
  	  fun({trace, Node, Specs, Max, Options})->
  			  rpc:call(Node, tracetool, trace, [Specs, Max, Options]),
  			  record_node(Node)
  	  end,
  	  ConfigList).
  
  trace(Specs, Max, Options) ->
          trace_mgr:start(),
          msg_trace:info(tracetool,"strat trace on node: ~w~n", [node()]),
  	case ets:info(?dbname) of
  		undefined ->
                 trace_mgr:create_db(?dbname);
  		_Others ->
  	            msg_trace:info(tracetool,"Node:~p, dbname exists~n", [node()])
  	end,
  	NewOpts = modify_options_for_recon(Options),
  	MatchCount = recon_trace:calls(Specs, Max, NewOpts),
          msg_trace:info(tracetool,"recon_trace:calls(~w, ~w, ~w), MatchCount:~w~n", [Specs, Max, NewOpts, MatchCount]).
  
  stop() -> 
      case trace_mgr:get_value(?dbname, enodes) of
          {error, _Reason} ->
              ok;
  		{ok, Nodes} ->
  	    lists:foreach(
  	            fun(Node)->
  			        rpc:call(Node, tracetool, clear, [])
  	                end,
  	            Nodes)
  	end.
  
  clear() ->
  	close_openresource(),
      trace_mgr:destroy_db(?dbname),
  	recon_trace:clear().
  %% ====================================================================
  %% Internal functions
  %% ====================================================================
  
negative.code: %% @author zegang.luo@qq.com
  %% @doc @todo Add description to tracetool.
  
  
  