TornadoのログをFluentdで収集する

tornado.conf

<source>
  type tail
  path /hoge/fuga/tornado.log
  pos_file /var/log/td-agent/tornado.log.pos
  tag tornado
  format multiline
  format_firstline /^\[/
  format1 /^\[(?<levelname>[^ ]*) (?<time>[^ ]* [^ ]*) (?<module>[^:]*):(?<lineno>[^\]]*)\] ((?<code>[^ ]*) (?<method>[^ ]*) (?<path>[^ ]*) \((?<host>[^\)]*)\) (?<responsetime>\S*)|(?<message>.*?))$/
  format2 /(?<traceback>.*)/
  time_format %y%m%d %H:%M:%S
</source>