Unicorn munin


$ cd /usr/share/munin/
$ git clone git://github.com/munin-monitoring/contrib.git
$ ln -s /usr/share/munin/contrib/plugins/unicorn/unicorn_*
$ vim /etc/munin/plugin-conf.d/unicorn
[unicorn_*]
env.rails_root ${Rails.rootを指定}
$ service munin-node restart