Merge "Update NUMA Affinity tests for per port policy"
This commit is contained in:
Zuul
Gerrit Code Review
commit
caacd55741
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@ -108,7 +108,7 @@ class SRIOVBase(base.BaseWhiteboxComputeTest):
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)
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return subnet
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def _create_sriov_port(self, net, vnic_type):
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def _create_sriov_port(self, net, vnic_type, numa_affinity_policy=None):
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"""Create an sr-iov port based on the provided vnic type
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:param net: dictionary with network details
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@ -118,6 +118,8 @@ class SRIOVBase(base.BaseWhiteboxComputeTest):
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by neutron ports client
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"""
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vnic_params = {'binding:vnic_type': vnic_type}
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if numa_affinity_policy:
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vnic_params['numa_affinity_policy'] = numa_affinity_policy
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port = self.os_primary.ports_client.create_port(
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network_id=net['network']['id'],
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**vnic_params)
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@ -261,58 +263,40 @@ class SRIOVNumaAffinity(SRIOVBase, numa_helper.NUMAHelperMixin):
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self.affinity_node = str(CONF.whitebox_hardware.physnet_numa_affinity)
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network = self._create_sriov_net()
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self._create_sriov_subnet(network['network']['id'])
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self.port_a = self._create_sriov_port(
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net=network,
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vnic_type=CONF.network.port_vnic_type)
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self.port_b = self._create_sriov_port(
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net=network,
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vnic_type=CONF.network.port_vnic_type)
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self.network = self._create_sriov_net()
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self._create_sriov_subnet(self.network['network']['id'])
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self.flavor = self.create_flavor(
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vcpus=self.dedicated_cpus_per_numa,
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extra_specs={'hw:cpu_policy': 'dedicated'}
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)
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def _get_dedicated_cpus_from_numa_node(self, numa_node, cpu_dedicated_set):
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cpu_ids = set(CONF.whitebox_hardware.cpu_topology.get(numa_node))
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dedicated_cpus = cpu_dedicated_set.intersection(cpu_ids)
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return dedicated_cpus
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def test_sriov_affinity_preferred(self):
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"""Validate instance will schedule to NUMA without nic affinity
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1. Create flavors with preferred NUMA policy and
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hw:cpu_policy=dedicated. The first flavor vcpu size will be equal to
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the number of dedicated PCPUs of the NUMA Node with affinity to the
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physnet. This should result in any deployed instance using this flavor
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'filling' the NUMA Node completely. The second flavor will have a vcpu
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size equal the PCPUs of another NUMA node without affinity
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2. Launch an instance using the flavor and determine the host it lands
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on.
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3. Launch a second instance and target it to the same host as the
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first instance.
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4. Validate both instances are deployed
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5. Validate xml description of SR-IOV interface is correct for both
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servers
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"""
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flavor = self.create_flavor(
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vcpus=self.dedicated_cpus_per_numa,
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extra_specs=self.preferred
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)
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def _preferred_test_procedure(self, flavor, port_a, port_b, image_id):
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server_a = self.create_test_server(
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flavor=flavor['id'],
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networks=[{'port': self.port_a['port']['id']}],
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networks=[{'port': port_a['port']['id']}],
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image_id=image_id,
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wait_until='ACTIVE'
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)
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# Determine the host that guest A lands on and use that information
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# to force guest B to land on the same host
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host = self.get_host_for_server(server_a['id'])
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server_b = self.create_test_server(
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flavor=flavor['id'],
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networks=[{'port': self.port_b['port']['id']}],
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networks=[{'port': port_b['port']['id']}],
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scheduler_hints={'same_host': server_a['id']},
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image_id=image_id,
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wait_until='ACTIVE'
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)
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# Determine the pCPUs that have affinity with the host's SR-IOV port.
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# Then confirm the first instance's pCPUs match the pCPUs from the
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# NUMA node with affinity to the SR-IOV port.
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host_sm = clients.NovaServiceManager(host, 'nova-compute',
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self.os_admin.services_client)
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cpu_dedicated_set = host_sm.get_cpu_dedicated_set()
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@ -324,13 +308,15 @@ class SRIOVNumaAffinity(SRIOVBase, numa_helper.NUMAHelperMixin):
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'id: %s to be equal to %s but instead are %s' %
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(server_a['id'], pcpus_with_affinity, cpu_pins_a))
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# Find the pinned pCPUs used by server B. They are not expected to have
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# affinity so just confirm they are a subset of the host's
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# cpu_dedicated_set. Also confirm pCPUs are not resued between guest A
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# and B
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cpu_pins_b = self.get_pinning_as_set(server_b['id'])
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self.assertTrue(
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cpu_pins_b.issubset(set(cpu_dedicated_set)),
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'Expected pCPUs for server B id: %s to be subset of %s but '
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'instead are %s' % (server_b['id'], cpu_dedicated_set, cpu_pins_b))
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self.assertTrue(
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cpu_pins_a.isdisjoint(cpu_pins_b),
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'Cpus %s for server A %s are not disjointed with Cpus %s of '
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@ -342,7 +328,7 @@ class SRIOVNumaAffinity(SRIOVBase, numa_helper.NUMAHelperMixin):
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net_vlan = \
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CONF.network_feature_enabled.provider_net_base_segmentation_id
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for server, port in zip([server_a, server_b],
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[self.port_a, self.port_b]):
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[port_a, port_b]):
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interface_xml_element = self._get_xml_interface_device(
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server['id'],
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port['port']['id']
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@ -351,52 +337,31 @@ class SRIOVNumaAffinity(SRIOVBase, numa_helper.NUMAHelperMixin):
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interface_xml_element,
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net_vlan)
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def test_sriov_affinity_required(self):
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"""Validate instance will not schedule to NUMA without nic affinity
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1. Pick a single compute host and gather its cpu_dedicated_set
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configuration. Determine which of these dedicated PCPU's have affinity
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and do not have affinity with the SRIOV physnet.
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2. Create flavors with required NUMA policy and
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hw:cpu_policy=dedicated. THe first flavor vcpu size will be equal to
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the number of dedicated PCPUs of the NUMA Node with affinity to the
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physnet. This should result in any deployed instance using this flavor
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'filling' the NUMA Node completely. The second flavor will have a vcpu
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size equal the PCPUs of another NUMA node without affinity
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3. Launch two instances with the flavor and an SR-IOV interface
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4. Validate only the first instance is created successfully and the
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second should fail to deploy
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5. Validate xml description of sr-iov interface is correct for first
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server
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6. Based on the VF pci address provided to the first instance, validate
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it's NUMA affinity and assert the instance's dedicated pCPU's are all
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from the same NUMA.
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"""
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# Create a cpu_dedicated_set comprised of the PCPU's of just this NUMA
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# Node
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flavor = self.create_flavor(
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vcpus=self.dedicated_cpus_per_numa,
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extra_specs=self.required
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)
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def _required_test_procedure(self, flavor, port_a, port_b, image_id):
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server_a = self.create_test_server(
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flavor=flavor['id'],
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networks=[{'port': self.port_a['port']['id']}],
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wait_until='ACTIVE')
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networks=[{'port': port_a['port']['id']}],
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image_id=image_id,
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wait_until='ACTIVE'
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)
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# Determine the host that guest A lands on and use that information
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# to force guest B to land on the same host. With server A 'filling'
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# pCPUs from the NUMA Node with SR-IOV NIC affinity, and with NUMA
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# policy set to required, creation of server B should fail
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host = self.get_host_for_server(server_a['id'])
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# With server A 'filling' pCPUs from the NUMA Node with SR-IOV
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# NIC affinity, and with NUMA policy set to required, creation
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# of server B should fail
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self.assertRaises(tempest_exc.BuildErrorException,
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self.create_test_server,
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flavor=flavor['id'],
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networks=[{'port': self.port_b['port']['id']}],
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networks=[{'port': port_b['port']['id']}],
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scheduler_hints={'same_host': server_a['id']},
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image_id=image_id,
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wait_until='ACTIVE')
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# Determine the pCPUs that have affinity with the host's SR-IOV port.
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# Then confirm the first instance's pCPUs match the pCPUs from the
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# NUMA node with affinity to the SR-IOV port.
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host_sm = clients.NovaServiceManager(host, 'nova-compute',
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self.os_admin.services_client)
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cpu_dedicated_set = host_sm.get_cpu_dedicated_set()
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@ -419,11 +384,312 @@ class SRIOVNumaAffinity(SRIOVBase, numa_helper.NUMAHelperMixin):
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CONF.network_feature_enabled.provider_net_base_segmentation_id
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interface_xml_element = self._get_xml_interface_device(
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server_a['id'],
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self.port_a['port']['id']
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port_a['port']['id']
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)
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self._validate_port_xml_vlan_tag(interface_xml_element, net_vlan)
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class SRIOVNumaAffinityWithFlavor(SRIOVNumaAffinity):
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def test_sriov_affinity_preferred_with_flavor(self):
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"""Validate preferred NUMA affinity with flavor level configuration
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1. Create a flavor with preferred NUMA policy and
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hw:cpu_policy=dedicated. The flavor vcpu size will be equal to
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the number of dedicated PCPUs of the NUMA Node with affinity to the
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physnet. This should result in any deployed instance using this flavor
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'filling' the NUMA Node completely.
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2. Launch two instances with the flavor and an SR-IOV port. The second
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server should be 'forced' to schedule on the same host as the first
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instance.
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3. Validate both instances are deployed
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4. Validate the first instance has CPU affinity with the same NUMA node
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as the attached SR-IOV interface
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5. Validate xml description of SR-IOV interface is correct for both
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servers
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"""
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flavor = self.create_flavor(
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vcpus=self.dedicated_cpus_per_numa,
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extra_specs=self.preferred
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)
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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self._preferred_test_procedure(flavor, port_a, port_b, self.image_ref)
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def test_sriov_affinity_required_with_flavor(self):
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"""Validate required NUMA affinity with flavor level configuration
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1. Pick a single compute host and gather its cpu_dedicated_set
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configuration. Determine which of these dedicated PCPU's have affinity
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and do not have affinity with the SRIOV physnet.
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2. Create flavor with required NUMA policy and
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hw:cpu_policy=dedicated. The vcpu size of the flavor will be equal to
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the number of dedicated PCPUs of the NUMA Node with affinity to the
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physnet. This should result in any deployed instance using this flavor
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'filling' the NUMA Node completely.
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3. Launch two instances with the flavor and an SR-IOV port. The second
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server should be 'forced' to schedule on the same host as the first
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instance.
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4. Validate only the first instance is created successfully and the
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second should fail to deploy
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5. Validate the first instance has CPU affinity with the same NUMA node
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as the attached SR-IOV interface
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6. Validate xml description of sr-iov interface is correct for first
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server
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7. Based on the VF pci address provided to the first instance, validate
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it's NUMA affinity and assert the instance's dedicated pCPU's are all
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from the same NUMA.
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"""
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# Create a cpu_dedicated_set comprised of the PCPU's of just this NUMA
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# Node
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flavor = self.create_flavor(
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vcpus=self.dedicated_cpus_per_numa,
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extra_specs=self.required
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)
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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self._required_test_procedure(flavor, port_a, port_b, self.image_ref)
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class SRIOVNumaAffinityWithImagePolicy(SRIOVNumaAffinity):
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@classmethod
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def skip_checks(cls):
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super(SRIOVNumaAffinityWithImagePolicy, cls).skip_checks()
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if not CONF.compute_feature_enabled.supports_image_level_numa_affinity:
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raise cls.skipException('Deployment requires support for image '
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'level configuration of NUMA affinity '
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'policy.')
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def test_sriov_affinity_preferred_with_image(self):
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"""Validate preferred NUMA affinity with image level configuration
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1. Pick a single compute host and gather its cpu_dedicated_set
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configuration. Determine which of these dedicated PCPU's have affinity
|
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and do not have affinity with the SRIOV physnet.
|
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2. Create an image with preferred NUMA affinity policy metadata. Also
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use a flavor with hw:cpu_policy=dedicated and a vCPU size equal to
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number of pCPUs per NUMA.
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3. Launch two instances with the flavor, image, and an SR-IOV
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port. The second guest should be 'forced' to schedule on the same host
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as the first instance.
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4. Validate both instances are created successfully with the first
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having NUMA affinity with the SR-IOV port
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5. Validate xml description of SR-IOV interface is correct for both
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guests
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"""
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image_id = self.copy_default_image(
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hw_pci_numa_affinity_policy='preferred')
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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self._preferred_test_procedure(
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self.flavor, port_a, port_b, image_id)
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def test_sriov_affinity_required_with_image(self):
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"""Validate required NUMA affinity with image level configuration
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1. Pick a single compute host and gather its cpu_dedicated_set
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configuration. Determine which of these dedicated PCPU's have affinity
|
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and do not have affinity with the SRIOV physnet.
|
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2. Create an image with required NUMA affinity policy metadata. Also
|
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use a flavor with hw:cpu_policy=dedicated and a vCPU size equal to
|
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number of pCPUs per NUMA.
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3. Launch two instances with the flavor, image, and an SR-IOV
|
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port. The second guest should be 'forced' to schedule on the same host
|
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as the first instance.
|
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4. Validate only the first instance is created successfully and the
|
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second should fail to deploy
|
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5. Validate the first instance has CPU affinity with the same NUMA node
|
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as the attached SR-IOV interface
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6. Validate xml description of sr-iov interface is correct for first
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guest
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"""
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image_id = self.copy_default_image(
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hw_pci_numa_affinity_policy='required')
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type)
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self._required_test_procedure(
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self.flavor, port_a, port_b, image_id)
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class SRIOVNumaAffinityWithPortPolicy(SRIOVNumaAffinity):
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@classmethod
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def skip_checks(cls):
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super(SRIOVNumaAffinityWithPortPolicy, cls).skip_checks()
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if not CONF.compute_feature_enabled.supports_port_level_numa_affinity:
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raise cls.skipException('Deployment requires support for per port '
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'level configuration of NUMA affinity '
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'policy.')
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def test_sriov_affinity_preferred_with_port_policy(self):
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"""Validate preferred NUMA affinity with port level configuration
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1. Create a flavor with hw:cpu_policy=dedicated. The flavor
|
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vcpu size will be equal to the number of dedicated PCPUs of the
|
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NUMA Node with affinity to the physnet. This should result in any
|
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deployed instance using this flavor 'filling' the NUMA Node completely.
|
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2. Create two ports that have the preferred numa affinity policy.
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3. Launch two instances using the flavor and ports, with the second
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instance being 'forced' to schedule to the same host as the first
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4. Validate both instances are created successfully with the first
|
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having NUMA affinity with the SR-IOV port
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5. Validate xml description of SR-IOV interface is correct for both
|
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guests
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"""
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type,
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numa_affinity_policy='preferred')
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type,
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numa_affinity_policy='preferred')
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self._preferred_test_procedure(
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self.flavor, port_a, port_b, self.image_ref)
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def test_sriov_mixed_affinity_port_policies(self):
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"""Validate mixed NUMA affinity policy with port level configuration
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1. Create a flavor with hw:cpu_policy=dedicated. The flavor
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vcpu size will be equal to the number of dedicated PCPUs of the
|
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NUMA Node with affinity to the physnet. This should result in any
|
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deployed instance using this flavor 'filling' the NUMA Node completely.
|
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2. Create two ports one with the required numa affinity policy and one
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with the preferred numa policy
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3. Launch an instance with the port using the required policy
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3. Launch a second instance and target it to the same host as the
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first instance with the port using the preferred policy.
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4. Validate both instances are created successfully with the first
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having NUMA affinity with the SR-IOV port
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5. Validate xml description of SR-IOV interface is correct for both
|
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guests
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"""
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port_a = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type,
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numa_affinity_policy='required')
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port_b = self._create_sriov_port(
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net=self.network,
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vnic_type=CONF.network.port_vnic_type,
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numa_affinity_policy='preferred')
|
||||
self._preferred_test_procedure(
|
||||
self.flavor, port_a, port_b, self.image_ref)
|
||||
|
||||
def test_sriov_affinity_required_with_port_policy(self):
|
||||
"""Validate required NUMA affinity with port level configuration
|
||||
|
||||
1. Create a flavor with hw:cpu_policy=dedicated. The flavor
|
||||
vcpu size will be equal to the number of dedicated PCPUs of the
|
||||
NUMA Node with affinity to the physnet. This should result in any
|
||||
deployed instance using this flavor 'filling' the NUMA Node completely.
|
||||
2. Create two ports that have the required numa affinity policy.
|
||||
3. Launch two instances using the flavor, the 'required' policy ports
|
||||
and target the same host.
|
||||
4. Validate only the first instance is created successfully and the
|
||||
second should fail to deploy
|
||||
5. Confirm the first instance has NUMA affinity with its SR-IOV port
|
||||
6. Validate xml description of sr-iov interface is correct for first
|
||||
guest
|
||||
"""
|
||||
|
||||
port_a = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='required')
|
||||
port_b = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='required')
|
||||
self._required_test_procedure(
|
||||
self.flavor, port_a, port_b, self.image_ref)
|
||||
|
||||
def test_sriov_affinity_port_policy_precedence_flavor(self):
|
||||
"""Validate port policy precedence over flavor NUMA affinity policy
|
||||
|
||||
1. Create a flavor with required NUMA policy and
|
||||
hw:cpu_policy=dedicated. The first flavor vcpu size will be equal to
|
||||
the number of dedicated PCPUs of the NUMA Node with affinity to the
|
||||
physnet. This should result in any deployed instance using this flavor
|
||||
'filling' the NUMA Node completely.
|
||||
2. Create two ports that have the preferred numa affinity policy.
|
||||
3. Launch an instance using the flavor and the first port. Determine
|
||||
the host it lands on.
|
||||
4. Launch a second instance with the same flavor and the second port
|
||||
and target it to the same host as the first instance.
|
||||
4. Validate both instances are deployed
|
||||
5. Confirm the first instance has NUMA affinity with its SR-IOV port
|
||||
6. Validate xml description of SR-IOV interface is correct for both
|
||||
instances
|
||||
"""
|
||||
|
||||
required_flavor = self.create_flavor(
|
||||
vcpus=self.dedicated_cpus_per_numa,
|
||||
extra_specs=self.required)
|
||||
port_a = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='preferred')
|
||||
port_b = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='preferred')
|
||||
self._preferred_test_procedure(
|
||||
required_flavor, port_a, port_b, self.image_ref)
|
||||
|
||||
def test_sriov_affinity_port_policy_precedence_image(self):
|
||||
"""Validate port policy precedence over image NUMA affinity policy
|
||||
|
||||
1. Create a flavor with hw:cpu_policy=dedicated and a vCPU size will be
|
||||
equal to the number of dedicated PCPUs of the NUMA Node with affinity
|
||||
to the physnet. This should result in any deployed instance using this
|
||||
flavor 'filling' the NUMA Node completely.
|
||||
2. Create an image with required numa affinity policy
|
||||
3. Create two ports that have the preferred numa affinity policy.
|
||||
4. Launch an instance using the flavor, image, and the first port.
|
||||
Determine the host it lands on.
|
||||
5. Launch a second instance with the same flavor and the second port
|
||||
and target it to the same host as the first instance.
|
||||
6. Validate both instances are deployed and first guest has affinity
|
||||
with attach SR-IOV port.
|
||||
7. Validate xml description of SR-IOV interface is correct for both
|
||||
guests
|
||||
"""
|
||||
|
||||
image_id = self.copy_default_image(
|
||||
hw_pci_numa_affinity_policy='required')
|
||||
port_a = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='preferred')
|
||||
port_b = self._create_sriov_port(
|
||||
net=self.network,
|
||||
vnic_type=CONF.network.port_vnic_type,
|
||||
numa_affinity_policy='preferred')
|
||||
self._preferred_test_procedure(
|
||||
self.flavor, port_a, port_b, image_id)
|
||||
|
||||
|
||||
class SRIOVMigration(SRIOVBase):
|
||||
|
||||
# Test utilizes the optional host parameter for server creation introduced
|
||||
|
|
|
|||
|
|
@ -271,5 +271,13 @@ compute_features_group_opts = [
|
|||
help="If false, skip rbd direct download tests"),
|
||||
cfg.BoolOpt('sriov_hotplug',
|
||||
default=True,
|
||||
help="Sriov hotplugging is supported in the deployment")
|
||||
help="Sriov hotplugging is supported in the deployment"),
|
||||
cfg.BoolOpt('supports_image_level_numa_affinity',
|
||||
default=True,
|
||||
help="Deployment supports SR-IOV NUMA affinity policy "
|
||||
"scheduling base on image properties"),
|
||||
cfg.BoolOpt('supports_port_level_numa_affinity',
|
||||
default=True,
|
||||
help="Deployment supports port level configuration of "
|
||||
"NUMA affinity policy for SR-IOV NIC's")
|
||||
]
|
||||
|
|
|
|||
Loading…
Reference in New Issue