def set_ring(devname, **kwargs):
'''
Changes the rx/tx ring parameters of the specified network device
CLI Example:
.. code-block:: bash
salt '*' ethtool.set_ring <devname> [rx=N] [rx_mini=N] [rx_jumbo=N] [tx=N]
'''
try:
ring = ethtool.get_ringparam(devname)
except IOError:
log.error('Ring parameters not supported on {0}'.format(devname))
return 'Not supported'
changed = False
for param, value in kwargs.items():
if param in ethtool_ring_map:
param = ethtool_ring_map[param]
if param in ring:
if ring[param] != value:
ring[param] = value
changed = True
try:
if changed:
ethtool.set_ringparam(devname, ring)
return show_ring(devname)
except IOError:
log.error('Invalid ring arguments on {0}: {1}'.format(devname, ring))
return 'Invalid arguments'
def set_ringparam(interface, args):
try:
ring = ethtool.get_ringparam(interface)
except IOError:
printtab("ring parameters NOT supported on %s!" % interface)
return
changed = False
args = [a.lower() for a in args]
for arg, value in [(args[i], args[i + 1]) for i in range(0, len(args), 2)]:
if not ethtool_ringparam_map.has_key(arg):
continue
try:
value = int(value)
except:
continue
real_arg = ethtool_ringparam_map[arg]
if ring[real_arg] != value:
ring[real_arg] = value
changed = True
if not changed:
return
ethtool.set_ringparam(interface, ring)
def set_ringparam(interface, args):
try:
ring = ethtool.get_ringparam(interface)
except IOError:
printtab("ring parameters NOT supported on %s!" % interface)
return
changed = False
args = [a.lower() for a in args]
for arg, value in [ ( args[i], args[i + 1] ) for i in range(0, len(args), 2) ]:
if not ethtool_ringparam_map.has_key(arg):
continue
try:
value = int(value)
except:
continue
real_arg = ethtool_ringparam_map[arg]
if ring[real_arg] != value:
ring[real_arg] = value
changed = True
if not changed:
return
ethtool.set_ringparam(interface, ring)
def show_ring(devname):
'''
Queries the specified network device for rx/tx ring parameter information
CLI Example:
.. code-block:: bash
salt '*' ethtool.show_ring <devname>
'''
try:
ring = ethtool.get_ringparam(devname)
except IOError:
log.error(
'Ring parameters not supported on {0}'.format(
devname
)
)
return 'Not supported'
ret = {}
for key, value in ring.items():
ret[ethtool_ring_remap[key]] = ring[key]
return ret
def test_ring_size(self):
command = 'lspci -s {0}'.format(self.bus)
output,error = run_command(command)
if '[ConnectX' not in output: self.skipTest('This is not ConnectX-5')
ring_param = ethtool.get_ringparam(self.phy_int)
self.assertEqual(ring_param['rx_pending'], 8192)
self.assertEqual(ring_param['tx_pending'], 8192)
def test_connectx_5(cls):
if cls.phy_int == None:
cls.fail('No interface {}'.format(cls.interface))
if cls.driver != 'mlx5_core':
cls.skipTest('This is not Mellanox ConnectX-4 or X-5')
command = 'lspci -s {0}'.format(cls.bus)
output, error = run_command(command)
if '[ConnectX-5' not in output: cls.skipTest('This is not ConnectX-5')
ring_param = ethtool.get_ringparam(cls.phy_int)
cls.assertEqual(ring_param['rx_pending'], 8192)
cls.assertEqual(ring_param['tx_pending'], 8192)
def set_ring(devname, **kwargs):
'''
Changes the rx/tx ring parameters of the specified network device
CLI Example:
.. code-block:: bash
salt '*' ethtool.set_ring <devname> [ring=N] [rx_mini=N] [rx_jumbo=N] [tx=N]
'''
try:
ring = ethtool.get_ringparam(devname)
except IOError:
log.error(
'Ring parameters not supported on {0}'.format(
devname
)
)
return 'Not supported'
changed = False
for param, value in kwargs.items():
if param in ethtool_ring_map:
param = ethtool_ring_map[param]
if param in ring:
if ring[param] != value:
ring[param] = value
changed = True
try:
if changed:
ethtool.set_ringparam(devname, ring)
return show_ring(devname)
except IOError:
log.error(
'Invalid ring arguments on {0}: {1}'.format(
devname, ring
)
)
return 'Invalid arguments'
def show_ring(interface, args=None):
printtab("Ring parameters for %s:" % interface)
try:
ring = ethtool.get_ringparam(interface)
except IOError:
printtab(" NOT supported!")
return
printed = []
for tunable in ethtool_ringparam_msgs:
if len(tunable) == 1:
printtab("%s:" % tunable[0])
else:
printtab("%s %s" % (tunable[0], ring[tunable[1]]))
printed.append(tunable[1])
ringkeys = ring.keys()
if len(ringkeys) != len(printed):
print
for tunable in ringkeys:
if tunable not in printed:
printtab("%s %s" % (tunable, ring[tunable]))
def show_ring(devname):
'''
Queries the specified network device for rx/tx ring parameter information
CLI Example:
.. code-block:: bash
salt '*' ethtool.show_ring <devname>
'''
try:
ring = ethtool.get_ringparam(devname)
except IOError:
log.error('Ring parameters not supported on {0}'.format(devname))
return 'Not supported'
ret = {}
for key, value in ring.items():
ret[ethtool_ring_remap[key]] = ring[key]
return ret
def show_ring(interface, args = None):
printtab("Ring parameters for %s:" % interface)
try:
ring = ethtool.get_ringparam(interface)
except IOError:
printtab(" NOT supported!")
return
printed = []
for tunable in ethtool_ringparam_msgs:
if len(tunable) == 1:
printtab("%s:" % tunable[0])
else:
printtab("%s %s" % (tunable[0], ring[tunable[1]]))
printed.append(tunable[1])
ringkeys = ring.keys()
if len(ringkeys) != len(printed):
print
for tunable in ringkeys:
if tunable not in printed:
printtab("%s %s" % (tunable, ring[tunable]))
def tune_ring_buf(phy_int):
print('Tunning ring param for ConnectX-4 and 5')
ring = ethtool.get_ringparam(phy_int)
ring['rx_pending'] = 8192
ring['tx_pending'] = 8192
ethtool.set_ringparam(phy_int, ring)
