Simple mechanism to make sure god doesn't use more than 40mb

_restart.god

# This relies on god 0.7.22 or later.
#
# Restart god when it reaches 40MB
if defined?(ORIGINAL_ARGV)
  Thread.new do
    loop do
      memory_usage = God::System::Process.new(Process.pid).memory # in kilobytes

      if memory_usage > 40.megabytes
        applog(nil, :info, "Stopping god server. Memory usage limit reached: #{memory_usage}kb")
        puts "Stopping god server. Memory usage limit reached: #{memory_usage}kb"
        God.server.stop
        applog(nil, :info, "Restarting #{$0} #{ORIGINAL_ARGV * ' '}")
        puts "Restarting #{$0} #{ORIGINAL_ARGV * ' '}"
        exec $0, *ORIGINAL_ARGV
      end

      sleep 60
    end
  end
end