title: which log parser gem/lib shall i use in ruby?
body: <p>Now i want choose a ruby log parser gem to parse my own log files, after investigation i found there are rawk, log analyzer and so on. My requirements are: </p>
  
  <ol>
  <li>log file format is defined by ourselves, it can parse our log file.</li>
  <li>log file is large such as 1G or so.</li>
  <li>require to parse at real time.</li>
  <li>forward the parse result into database, we can do it by ourselves.</li>
  </ol>
  
  <p>if you are familar with ruby log parser, could u recommend one to me according to our requirements? thank you in advance.</p>