b@a:~/jekyll$ jekyll
Configuration from /home/aahan/jekyll/_config.yml
Auto-regenerating enabled: /home/aahan/jekyll -> /home/aahan/jekyll/_site
[2013-03-25 16:15:39] regeneration: 1 files changed
[2013-03-25 16:15:39] INFO  WEBrick 1.3.1
[2013-03-25 16:15:39] INFO  ruby 1.9.3 (2013-02-22) [x86_64-linux]
[2013-03-25 16:15:39] WARN  TCPServer Error: Address already in use - bind(2)
[2013-03-25 16:15:39] INFO  WEBrick::HTTPServer#start: pid=8446 port=4000
[2013-03-25 16:15:49] regeneration: 1 files changed
[2013-03-25 16:15:59] regeneration: 1 files changed
[2013-03-25 16:16:09] regeneration: 1 files changed