openstack
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neutron
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Merge "[OVS][QOS] Dataplane enforcement is limited to min-bw egress direction"

This commit is contained in:
Zuul 2021-11-18 16:24:25 +00:00 committed by Gerrit Code Review
parent 6a73a362c5 5627c87137
commit ab76b08019
2 changed files with 9 additions and 2 deletions
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5
doc/source/admin/config-qos.rst
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@ -73,7 +73,7 @@ traffic directions (from the VM point of view).
============================ ==================== ==================== ============== =====
Enforcement type \ Backend Open vSwitch SR-IOV Linux Bridge OVN
============================ ==================== ==================== ============== =====
Dataplane - Egress (1) - -
Dataplane Egress (3) Egress (1) - -
Placement Egress/Ingress (2) Egress/Ingress (2) - -
============================ ==================== ==================== ============== =====
@ -81,6 +81,9 @@ traffic directions (from the VM point of view).
(1) Since Newton
(2) Since Stein
(3) Open vSwitch minimum bandwidth support is only implemented for egress
direction and only for networks without tunneled traffic (only VLAN and
flat network types).
.. table:: **Neutron backends, supported directions and enforcement types for Minimum Packet Rate rule**

6
neutron/plugins/ml2/drivers/openvswitch/agent/extension_drivers/qos_driver.py
View File

@ -171,6 +171,10 @@ class QosOVSAgentDriver(qos.QosLinuxAgentDriver):
self.ports[port['port_id']][(qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH,
rule.direction)] = port
if rule.direction == constants.INGRESS_DIRECTION:
LOG.debug('Minimum bandwidth ingress rule was updated/created for '
'port %s and rule %s.', port['port_id'], rule.id)
return
# queue_num is used to identify the port which traffic come from,
# it needs to be unique across br-int. It is convenient to use ofport
@ -184,7 +188,7 @@ class QosOVSAgentDriver(qos.QosLinuxAgentDriver):
egress_port_names.extend(ports)
qos_id = self.br_int.update_minimum_bandwidth_queue(
port['port_id'], egress_port_names, vif_port.ofport, rule.min_kbps)
LOG.debug('Minimum bandwidth rule was updated/created for port '
LOG.debug('Minimum bandwidth egress rule was updated/created for port '
'%(port_id)s and rule %(rule_id)s. QoS ID: %(qos_id)s. '
'Egress ports with QoS applied: %(ports)s',
{'port_id': port['port_id'], 'rule_id': rule.id,