gcard_status.rb
  class gcard
    temp
    clocks (mem and core)
    perocess pid
    fan_speed

    def set_clocks (mem, core)
    def set_fanspeed (%speed)
    def start_proc (*params) # stores pid
    def stop_proc # get's pid internally

gcard.rb
  require gcard_status
  
  set parameters of gcard
  start mining proc
  while true
    monitor temp every 5 min
    if it's above 72, slow down the core clock
  end