anchor.diff:  %% @doc Make sure table exists and has a copy on this node, creating it or
   %% adding a copy if it does not.
   ensure_table(TableName, Opts) ->
  -    gen_server:call(?MODULE, {ensure_table, TableName, Opts}, 30000).
  +    gen_server:call(?MODULE, {ensure_table, TableName, Opts}).
   
   
   %% @doc Back up the database in preparation for a node rename.
  
positive.code:     {ok, #state{}}.
  
  
  terminate(Reason, _State) ->
      stopped = mnesia:stop(),
      ?log_info("Shut Mnesia down: ~p. Exiting.", [Reason]),
      ok.
  
  
  
negative.code:     ok.
  
  
  %% Exit if Fun hasn't returned within the specified timeout.
  %% @hidden
  do_with_timeout(Fun, Timeout) ->
      {ok, TRef} = timer:exit_after(Timeout, timeout),
      Result = Fun(),
      timer:cancel(TRef),
      Result.
  
  
  %% @doc Make sure we have a disk copy of the schema and all disc tables.
  ensure_schema() ->
      %% Create a new on-disk schema if one doesn't already exist
  