def report_temperature_critical(self, keyname):
"""Report temperature at which we will see throttling with given keyname.
@param keyname: key to be used when reporting perf value.
"""
temperature = utils.get_temperature_critical()
logging.info('%s = %f degree Celsius', keyname, temperature)
self.output_perf_value(description=keyname, value=temperature,
units='Celsius', higher_is_better=False)
def __init__(self):
self._service_stopper = None
# Keep a copy of the current state for cleanup.
self._temperature_init = utils.get_current_temperature_max()
self._temperature_critical = utils.get_temperature_critical()
self._original_governors = utils.set_high_performance_mode()
self._error_reason = None
if not utils.wait_for_idle_cpu(60.0, 0.1):
self._error_reason = 'Could not get idle CPU.'
return
if not utils.wait_for_cool_machine():
self._error_reason = 'Could not get cold machine.'
return
self._temperature_cold = utils.get_current_temperature_max()
self._temperature_max = self._temperature_cold
threading.Thread(target=self._monitor_performance_state).start()
# Should be last just in case we had a runaway process.
self._stop_thermal_throttling()