Very good job! Thank you
Chris <email address hidden>于2017年7月27日 周四上午12:26写道：

> Neutron SRIOV requirements have changed since this bug was created. The
> Neutron SRIOV agent is now a requirement.
>
> Attached is a patch for kolla-ansible that adds support for the SRIOV
> agent container (this was built not too long ago but support has not
> been added yet). Along with the current Ocata SRIOV documentation
> (https://docs.openstack.org/ocata/networking-guide/config-sriov.html), I
> was able to get Neutron SRIOV working correctly with Kolla.
>
>
> ** Patch added: "sriov.patch"
>
> https://bugs.launchpad.net/kolla/+bug/1655921/+attachment/4922033/+files/sriov.patch
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1655921
>
> Title:
>   nova: SR-IOV for VF doesn't work
>
> Status in kolla:
>   New
>
> Bug description:
>   Hi,
>
>   I'm trying to enable SR-IOV VF in my kolla deployment, but it doesn't
>   work. nova compute report following error message:
>
>   PortBindingFailed: Binding failed for port
>   859e46b7-f864-4768-8001-8001987444c7, please check neutron logs for
>   more information.
>
>   but in neutron agent log there's nothing reported there. here below is
>   the detailed nova-compute log during the VM spawning on compute node.
>   how should I do to find out why this port binding fail here?
>
>
>   2017-01-12 11:08:18.783 7 INFO nova.compute.resource_tracker
> [req-1061e954-97ff-45d4-88ce-8e23ec628978 - - - - -] Compute_service record
> updated for kolla-com1:kolla-com1
>   2017-01-12 11:09:19.957 7 INFO nova.compute.resource_tracker
> [req-1061e954-97ff-45d4-88ce-8e23ec628978 - - - - -] Auditing locally
> available compute resources for node kolla-com1
>   2017-01-12 11:09:20.643 7 INFO nova.compute.resource_tracker
> [req-1061e954-97ff-45d4-88ce-8e23ec628978 - - - - -] Total usable vcpus:
> 56, total allocated vcpus: 0
>   2017-01-12 11:09:20.643 7 INFO nova.compute.resource_tracker
> [req-1061e954-97ff-45d4-88ce-8e23ec628978 - - - - -] Final resource view:
> name=kolla-com1 phys_ram=128889MB used_ram=512MB phys_disk=607GB
> used_disk=0GB total_vcpus=56 used_
>   vcpus=0
> pci_stats=[PciDevicePool(count=1,numa_node=0,product_id='10ed',tags={dev_type='type-VF',physical_network='physnet1'},vendor_id='8086')]
>   2017-01-12 11:09:20.745 7 INFO nova.compute.resource_tracker
> [req-1061e954-97ff-45d4-88ce-8e23ec628978 - - - - -] Compute_service record
> updated for kolla-com1:kolla-com1
>   2017-01-12 11:10:01.389 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Attempting claim: m
>   emory 2048 MB, disk 10 GB, vcpus 2 CPU
>   2017-01-12 11:10:01.390 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Total memory: 12888
>   9 MB, used: 512.00 MB
>   2017-01-12 11:10:01.391 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] memory limit: 19333
>   3.50 MB, free: 192821.50 MB
>   2017-01-12 11:10:01.392 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Total disk: 607 GB,
>    used: 0.00 GB
>   2017-01-12 11:10:01.392 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] disk limit not spec
>   ified, defaulting to unlimited
>   2017-01-12 11:10:01.393 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Total vcpu: 56 VCPU
>   , used: 0.00 VCPU
>   2017-01-12 11:10:01.394 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] vcpu limit: 896.00
>   VCPU, free: 896.00 VCPU
>   2017-01-12 11:10:01.398 7 INFO nova.compute.claims
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Claim successful
>   2017-01-12 11:10:02.806 7 INFO nova.virt.libvirt.driver
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Creating image
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] Instance failed network setup after
> 1 attempt(s)
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager Traceback (most
> recent call last):
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1397, in
> _allocate_network_async
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager
>  bind_host_id=bind_host_id)
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 881,
> in allocate_for_instance
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager     neutron,
> admin_client, requests_and_created_ports, nets,
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line
> 1000, in _update_ports_for_instance
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager     for vif in
> created_vifs:
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in
> __exit__
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager
>  self.force_reraise()
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in
> force_reraise
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager
>  six.reraise(self.type_, self.value, self.tb)
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 970,
> in _update_ports_for_instance
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager     updated_port =
> self._update_port(
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 437,
> in _update_port
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager     port =
> port_response['port']
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 175,
> in _ensure_no_port_binding_failure
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager     raise
> exception.PortBindingFailed(port_id=port['id'])
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager PortBindingFailed:
> Binding failed for port 859e46b7-f864-4768-8001-8001987444c7, please check
> neutron logs for more information.
>   2017-01-12 11:10:02.866 7 ERROR nova.compute.manager
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Instance failed t
>   o spawn
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Traceback (most recent call last):
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2078, in
> _build_resources
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     yield resources
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1920, in
> _build_and_run_instance
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]
>  block_device_info=block_device_info)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2579,
> in spawn
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     write_to_disk=True)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 4611,
> in _get_guest_xml
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     network_info_str =
> str(network_info)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/model.py", line 525, in
> __str__
>   017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     return self._sync_wrapper(fn,
> *args, **kwargs)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/model.py", line 508, in
> _sync_wrapper
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     self.wait()
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/model.py", line 540, in wait
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     self[:] = self._gt.wait()
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 175, in
> wait
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     return self._exit_event.wait()
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/eventlet/event.py", line 125, in wait
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     current.throw(*self._exc)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/eventlet/greenthread.py", line 214, in
> main
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     result = function(*args, **kwargs)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/utils.py", line 1066, in
> context_wrapper
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     return func(*args, **kwargs)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1414, in
> _allocate_network_async
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     six.reraise(*exc_info)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1397, in
> _allocate_network_async
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     bind_host_id=bind_host_id)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 881,
> in allocate_for_instance
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     neutron, admin_client,
> requests_and_created_ports, nets,
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line
> 1000, in _update_ports_for_instance
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     for vif in created_vifs:
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 220, in
> __exit__
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     self.force_reraise()
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 196, in
> force_reraise
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     six.reraise(self.type_,
> self.value, self.tb)
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 970,
> in _update_ports_for_instance
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     updated_port = self._update_port(
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 437,
> in _update_port
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     port = port_response['port']
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]   File
> "/usr/lib/python2.7/dist-packages/nova/network/neutronv2/api.py", line 175,
> in _ensure_no_port_binding_failure
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]     raise
> exception.PortBindingFailed(port_id=port['id'])
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] PortBindingFailed: Binding failed for
> port 859e46b7-f864-4768-8001-8001987444c7, please check neutron logs for
> more information.
>   2017-01-12 11:10:03.768 7 ERROR nova.compute.manager [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976]
>   2017-01-12 11:10:03.772 7 INFO nova.compute.manager
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Terminating instan
>   ce
>   2017-01-12 11:10:03.778 7 INFO nova.virt.libvirt.driver [-] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] During wait destroy, instance
> disappeared.
>   2017-01-12 11:10:03.808 7 INFO nova.virt.libvirt.driver
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Deleting insta
>   nce files
> /var/lib/nova/instances/834e5d29-552f-4af2-86a1-3e93d4f06976_del
>   2017-01-12 11:10:03.810 7 INFO nova.virt.libvirt.driver
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Deletion of /v
>   ar/lib/nova/instances/834e5d29-552f-4af2-86a1-3e93d4f06976_del complete
>   2017-01-12 11:10:04.109 7 INFO nova.compute.manager
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Took 0.33 seconds
>   to destroy the instance on the hypervisor.
>   2017-01-12 11:10:04.498 7 INFO nova.compute.manager
> [req-c53cec5b-31da-4ac8-b6fa-4e2722f6737c a88269010813419abd5531f58cdebaf0
> 9a07609d8f16443a92c98582f2e646cc - - -] [instance:
> 834e5d29-552f-4af2-86a1-3e93d4f06976] Took 0.39 seconds
>   to deallocate network for instance.
>
>
>   And here is the configuration files on controller node:
>
>   (neutron-server)[neutron@kolla-cic neutron]$ cat
> /etc/neutron/plugins/ml2/ml2_conf.ini
>   [ml2]
>   type_drivers = flat,vlan,vxlan
>   tenant_network_types = vlan
>   mechanism_drivers = openvswitch,l2population, sriovnicswitch
>
>   [ml2_type_vlan]
>   network_vlan_ranges = physnet1:2000:2029
>
>   [ml2_type_flat]
>   flat_networks = physnet1
>
>   [ml2_type_vxlan]
>   vni_ranges = 1:1000
>   vxlan_group = 239.1.1.1
>
>   [securitygroup]
>   firewall_driver = neutron.agent.firewall.NoopFirewallDriver
>
>   [agent]
>   tunnel_types = vxlan
>   l2_population = true
>   arp_responder = true
>
>   [ovs]
>   bridge_mappings = physnet1:br-ex
>   ..............................
>
>   (neutron-server)[neutron@kolla-cic neutron]$ cat
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini
>   [ml2_sriov]
>   agent_required = False
>   supported_pci_vendor_devs = 8086:10ed
>
>
>   (nova-api)[nova@kolla-cic /]$ cat /etc/nova/nova.conf
>   [DEFAULT]
>   ..............
>   scheduler_available_filters = nova.scheduler.filters.all_filters
>   scheduler_default_filters =
> RetryFilter,AvailabilityZoneFilter,RamFilter,ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter,CoreFilter,PciPassthroughFilter
>
>
>   (neutron-server)[neutron@kolla-cic /]$ ps -feww
>   UID        PID  PPID  C STIME TTY          TIME CMD
>   neutron      1     0  0 10:26 ?        00:00:00 /usr/local/bin/dumb-init
> /bin/bash /usr/local/bin/kolla_start
>   neutron      6     1  0 10:26 ?        00:00:02 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     18     6  1 10:26 ?        00:01:01 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     19     6  1 10:26 ?        00:01:12 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     20     6  1 10:26 ?        00:01:05 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     21     6  0 10:26 ?        00:00:01 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     22     6  1 10:26 ?        00:01:09 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     23     6  1 10:26 ?        00:01:24 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     24     6  2 10:26 ?        00:01:25 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>   neutron     25     6  1 10:26 ?        00:01:23 /usr/bin/python
> /usr/bin/neutron-server --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini --config-file
> /etc/neutron/plugins/ml2/ml2_conf_sriov.ini --config-file
> /etc/neutron/neutron_lbaas.conf --config-file
> /etc/neutron/neutron_vpnaas.conf
>
>
>
>   configuration files on compute node:
>
>   (nova-compute)[root@kolla-com1 neutron]# cat /etc/nova/nova.conf
>   [DEFAULT]
>   ......................
>   firewall_driver = nova.virt.firewall.NoopFirewallDriver
>   scheduler_max_attempts = 10
>   linuxnet_interface_driver =
> nova.network.linux_net.LinuxOVSInterfaceDriver
>   allow_resize_to_same_host = true
>   compute_driver = libvirt.LibvirtDriver
>   ....................................................
>   pci_passthrough_whitelist =
> [{"address":"*:03:10.0","physical_network":"physnet1"}]
>
>
>   (neutron-openvswitch-agent)[root@kolla-com1 /]# cat
> /etc/neutron/plugins/ml2/ml2_conf.ini
>   [ml2]
>   type_drivers = flat,vlan,vxlan
>   tenant_network_types = vlan
>   mechanism_drivers = openvswitch,l2population, sriovnicswitch
>
>   [ml2_type_vlan]
>   network_vlan_ranges = physnet1:2000:2029
>
>   [ml2_type_flat]
>   flat_networks = physnet1
>
>   [ml2_type_vxlan]
>   vni_ranges = 1:1000
>   vxlan_group = 239.1.1.1
>
>   [securitygroup]
>   firewall_driver = neutron.agent.firewall.NoopFirewallDriver
>
>   [agent]
>   tunnel_types = vxlan
>   l2_population = true
>   arp_responder = true
>
>   [ovs]
>   bridge_mappings = physnet1:br-ex
>   ..............................................
>
>   (neutron-openvswitch-agent)[root@kolla-com1 /]# cat
> /etc/neutron/plugins/ml2/ml2_conf.ini
>   [ml2]
>   type_drivers = flat,vlan,vxlan
>   tenant_network_types = vlan
>   mechanism_drivers = openvswitch,l2population, sriovnicswitch
>
>   [ml2_type_vlan]
>   network_vlan_ranges = physnet1:2000:2029
>
>   [ml2_type_flat]
>   flat_networks = physnet1
>
>   [ml2_type_vxlan]
>   vni_ranges = 1:1000
>   vxlan_group = 239.1.1.1
>
>   [securitygroup]
>   firewall_driver = neutron.agent.firewall.NoopFirewallDriver
>
>   [agent]
>   tunnel_types = vxlan
>   l2_population = true
>   arp_responder = true
>
>   [ovs]
>   bridge_mappings = physnet1:br-ex
>   ........................................
>
>
>   (neutron-openvswitch-agent)[root@kolla-com1 /]# ps -ef
>   UID         PID   PPID  C STIME TTY          TIME CMD
>   neutron       1      0  0 10:26 ?        00:00:00
> /usr/local/bin/dumb-init /bin/bash /usr/local/bin/kolla_start
>   neutron       6      1  2 10:26 ?        00:01:54 /usr/bin/python
> /usr/bin/neutron-openvswitch-agent --config-file /etc/neutron/neutron.conf
> --config-file /etc/neutron/plugins/ml2/ml2_conf.ini
>   root         20      6  0 10:26 ?        00:00:00 sudo neutron-rootwrap
> /etc/neutron/rootwrap.conf ovsdb-client monitor Interface
> name,ofport,external_ids --format=json
>   root         22     20  0 10:26 ?        00:00:00 /usr/bin/python
> /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf ovsdb-client monitor
> Interface name,ofport,external_ids --format=json
>   root         52     22  0 10:26 ?        00:00:00 /usr/bin/ovsdb-client
> monitor Interface name,ofport,external_ids --format=json
>   root       4047      0  0 11:32 ?        00:00:00 bash
>   root       4107   4047  0 11:33 ?        00:00:00 ps -ef
>
>
>   root@kolla-com1:~/kolla# lspci -nnvvv | grep -i "virtual func"
>   03:10.0 Ethernet controller [0200]: Intel Corporation 82599 Ethernet
> Controller Virtual Function [8086:10ed] (rev 01)
>           Subsystem: Intel Corporation 82599 Ethernet Controller Virtual
> Function [8086:7b11]
>   03:10.1 Ethernet controller [0200]: Intel Corporation 82599 Ethernet
> Controller Virtual Function [8086:10ed] (rev 01)
>           Subsystem: Intel Corporation 82599 Ethernet Controller Virtual
> Function [8086:7b11]
>
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>