def disk_io_counters(device=None): ''' Return disk I/O statistics. CLI Example: .. code-block:: bash salt '*' ps.disk_io_counters salt '*' ps.disk_io_counters device=sda1 ''' if not device: return dict(psutil.disk_io_counters()._asdict()) else: stats = psutil.disk_io_counters(perdisk=True) if device in stats: return dict(stats[device]._asdict()) else: return False