def zero_cluster():
 if _TRAFFICCTL:
  cmd = _traffic_ctl('metric', 'clear', '--cluster')
 else:
  cmd = _traffic_line('-Z')
 log.debug('Running: %s', cmd)
 return _subprocess(cmd)

def zero_cluster ( ) : if _TRAFFICCTL : cmd = _traffic_ctl ( 'metric' , 'clear' , '--cluster' ) else : cmd = _traffic_line ( '-Z' ) log . debug ( 'Running: %s' , cmd ) return _subprocess ( cmd )
reset performance statistics to zero across the cluster .