Light garbage statistics from the VM Erlang. Data write in statistic.log. exemple:  13:17:23.252 [info]   process_count: 46  process_limit: 32768  run_queue: 0  total/mb: 10  processes/mb: 1  processes_used/mb: 1  system/mb: 9  atom/mb: 0  atomused/mb: 0  binary/mb: 0  code/mb: 6  ets/mb: 0  ----------