my sys.config

sys.config

[
  {sasl,
    [
      {sasl_error_logger, {file, "log/sasl-error.log"}},
      {errlog_type, error} %,
%      {error_logger_mf_dir, "log/sasl"},      % Log directory
%      {error_logger_mf_maxbytes, 10485760},   % 10 MB max file size
%      {error_logger_mf_maxfiles, 5}           % 5 files max
    ]},

  {node_adm,
    [
      {tty, false}
    ]
  },

  {riakpool,
    [
      {riak_pb_ip  , "127.0.0.1"},
      {riak_pb_port,        8081}
    ]
  },