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God.watch do |w|

  w.name = "unicorn"

 

  w.interval = 30.seconds

  w.start_grace = 10.seconds            # Segmentation fault if start_grace/restart_grace are removed

  w.restart_grace = 12.seconds          # Segmentation fault if start_grace/restart_grace are removed

  w.start = "cd /home/deploy/apps/ms/current && RAILS_ENV=production bundle exec unicorn -D -c /home/deploy/apps/ms/current/config/unicorn.rb"

  w.pid_file = "/home/deploy/apps/ms/shared/pids/unicorn.pid"

  w.uid = "deploy"

  w.gid = "deploy"

 

  w.behavior(:clean_pid_file)

 

  w.transition(:init, { true => :up, false => :start }) do |on|

    on.condition(:process_running) do |c|

      c.running = true

    end

  end

 

  w.transition([:start, :restart], :up) do |on|

    on.condition(:process_running) do |c|

      c.running = true

    end

 

    on.condition(:tries) do |c|

      c.times = 5

      c.transition = :start

    end

  end

 

  w.transition(:up, :start) do |on|

    on.condition(:process_exits)

  end

 

  w.transition(:up, :restart) do |on|

    on.condition(:memory_usage) do |c|

      c.interval = 30.seconds

      c.above = 24.megabytes

      c.times = [3,5]

    end

    on.condition(:cpu_usage) do |c|

      c.interval = 30.seconds

      c.above = 8.percent

      c.times = [3,5]

    end

  end

 

  w.lifecycle do |on|

    on.condition(:flapping) do |c|

      c.to_state = [:start, :restart]

      c.times = 5

      c.within = 5.minutes

      c.transition = :unmonitored

      c.retry_in = 10.minutes

      c.retry_times = 5

      c.retry_within = 2.hours

    end

  end

end