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2020-02-27 16:27:18 +0200 marked best answer OpenV switch neutron error

Deployed open stack Rocky with hyper V. We are using OVS and flat network. Nova and neutron agents are up but Instance creation is failing with below error.

Error: Failed to perform requested operation on instance "win", the instance has an error status: Please try again later [Error: Exceeded maximum number of retries. Exhausted all hosts available for retrying build failures for instance 8d262f0e-a851-4cd1-84c5-422e9d532fc2.].

neutron-dhcp-agent.log

2019-11-21 17:28:25.226 5959 INFO neutron.agent.dhcp.agent [-] Trigger reload_allocations for port admin_state_up=True, allowed_address_pairs=[], binding:host_id=COMPUTE, binding:profile=, binding:vif_details=, binding:vif_type=binding_failed, binding:vnic_type=normal, created_at=2019-11-21T11:58:19Z, description=, device_id=8d262f0e-a851-4cd1-84c5-422e9d532fc2, device_owner=compute:nova, extra_dhcp_opts=[], fixed_ips=[{u'subnet_id': u'0df91235-cf72-40ef-a083-b46c5e218b77', u'ip_address': u'IP'}], id=c61f7a4a-1bb2-42f4-935f-8c3ae3f41c4a, mac_address=fa:16:3e:0d:44:aa, name=, network_id=911f6654-82b9-4a9f-9b38-6eed9af05bb0, port_security_enabled=True, project_id=216c81f417014f44b38276cc2e5c1189, revision_number=3, security_groups=[u'793e1067-07d9-4882-850a-fe6cd4b2893a'], **status=DOWN**, tags=[], tenant_id=216c81f417014f44b38276cc2e5c1189, updated_at=2019-11-21T11:58:24Z

neutron-ovs-agent.log

2019-11-21 17:45:37.960 7736 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor unix:C:\ProgramData\openvswitch\db.sock Bridge name --format=json]: None
2019-11-21 17:46:08.101 7736 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor unix:C:\ProgramData\openvswitch\db.sock Bridge name --format=json]: 2019-11-21T12:16:08Z|00001|util|EMER|failed to connect or listen to "unix:C:\ProgramData\openvswitch\db.sock" (Unknown error)
2019-11-21 17:46:08.101 7736 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor unix:C:\ProgramData\openvswitch\db.sock Bridge name --format=json]: None
2019-11-21 17:46:38.241 7736 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor unix:C:\ProgramData\openvswitch\db.sock Bridge name --format=json]: 2019-11-21T12:16:38Z|00001|util|EMER|failed to connect or listen to "unix:C:\ProgramData\openvswitch\db.sock" (Unknown error)
2019-11-21 17:46:38.241 7736 ERROR neutron.agent.linux.async_process [-] Error received from [ovsdb-client monitor unix:C:\ProgramData\openvswitch\db.sock Bridge name --format=json]: None

neutronovsagent.conf

[DEFAULT]
control_exchange=neutron
transport_url=rabbit://user:password@controller
log_dir=D:\OpenStack\Log\
log_file=neutron-ovs-agent.log

[AGENT]
enable_metrics_collection=false
tunnel_types=vxlan

[SECURITYGROUP]
firewall_driver=openvswitch
enable_security_group=true

[ovs]
local_ip=IP
integration_bridge=br-int
tenant_network_type=vxlan
ovsdb_connection=unix:C:\ProgramData\openvswitch\db.sock
enable_tunneling=true
tunnel_bridge=br-tun

OVS Details

PS C:\Users\Administrator> ovs-vsctl.exe show
e68a7179-3667-4c20-9eed-7ce879501ca8
    Bridge br-tun
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        fail_mode: secure
        Port patch-int
            Interface patch-int
                type: patch
                options: {peer=patch-tun}
        Port br-tun
            Interface br-tun
                type: internal
        Port "vxlan-0a962333"
            Interface "vxlan-0a962333"
                type: vxlan
                options: {df_default="true", in_key=flow, local_ip="10.150.35.29", out_key=flow, remote_ip="10.150.35.51"}
    Bridge br-data
        Port br-data
            Interface br-data
                type: internal
        Port "SIOM Port 1"
            Interface "SIOM Port 1"
    Bridge br-int
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        fail_mode: secure
        Port br-int
            Interface br-int
                type: internal
        Port patch-tun
            Interface patch-tun
                type: patch
                options: {peer=patch-int}

Controller

# ovs-vsctl show
44425bcb-cf92-4a6b-84e8-4be1a9ac3fe5
    Manager "ptcp:6640:127.0.0.1"
        is_connected: true
    Bridge br-provider
        Controller "tcp:127.0.0.1:6633"
            is_connected: true
        fail_mode: secure ...
(more)
2019-12-10 12:51:06 +0200 commented question Why OVS bridge fails after a reboot on Windows 2016?

@darmachj I'm also facing same issue. tried both 2.7 and 2.10 ovs. any idea ?

2019-12-05 13:52:23 +0200 edited answer OpenV switch neutron error

I have fixed the error by adding below line on neutronovsagent.conf bridge_mappings=provider:br-provider Now I'm able

2019-12-05 13:33:57 +0200 answered a question OpenV switch neutron error

I have fixed the error by adding below line on neutronovsagent.conf bridge_mappings=provider:br-provider Now I'm able

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2019-11-22 11:08:34 +0200 commented answer OpenV switch neutron error

ERROR nova.compute.manager nova.exception.PortBindingFailed: Binding failed for port 28e84322-d942-47ec-9401-74b40ff4ec1

2019-11-22 11:08:30 +0200 commented answer OpenV switch neutron error

I can able to telnet to compute node from controller using port 6640 is working. But still getting same errorERROR neut

2019-11-22 07:54:02 +0200 commented answer OpenV switch neutron error

I can able to telnet to compute node from controller using port 6640 is working. But still getting same errorERROR neut

2019-11-22 01:01:05 +0200 received badge  Popular Question (source)
2019-11-21 16:31:58 +0200 commented answer OpenV switch neutron error

Getting the same errors while provisioning new instances.

2019-11-21 16:31:08 +0200 received badge  Commentator
2019-11-21 16:31:08 +0200 commented answer OpenV switch neutron error

@Lucian Thanks for the input. I have included the lines to neutronovsagent.conf and restarted the services. But the seco

2019-11-21 15:04:48 +0200 edited question OpenV switch neutron error

OpenV switch neutron error Deployed open stack Rocky with hyper V. We are using OVS and flat network. Nova and neutron a

2019-11-21 14:34:07 +0200 edited question OpenV switch neutron error

OpenV switch neutron error Deployed open stack Rocky with hyper V. We are using OVS and flat network. Nova and neutron a

2019-11-21 14:23:24 +0200 asked a question OpenV switch neutron error

OpenV switch neutron error Deployed open stack Rocky with hyper V. We are using OVS and flat network. Nova and neutron a

2019-11-14 13:42:36 +0200 commented question VM creating without default virtual switch

okay will check it

2019-11-14 13:40:03 +0200 commented question VM creating without default virtual switch

Okay, will check it. But is there any compatibility issues with Windows 2016 data center edition because it was working

2019-11-14 13:38:37 +0200 commented question VM creating without default virtual switch

Okay, will check it. But is there any compatibility issues with Windows 2016 data center edition ?

2019-11-14 08:30:06 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-14 08:15:21 +0200 commented question VM creating without default virtual switch

Is cloud base package compatible with Windows 2016 data center edition?

2019-11-14 08:14:57 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-14 08:09:27 +0200 commented question VM creating without default virtual switch

I'm using Windows 2016 Data center edition. Previously we used windows standard edition with queens for testing and it

2019-11-14 08:07:56 +0200 commented question VM creating without default virtual switch

@lpetrut Added neutron-dhcp-agent.log. didn't see any errors on any other logs. Controller working fine with KVM based c

2019-11-14 07:57:21 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-13 15:40:38 +0200 received badge  Famous Question (source)
2019-11-13 13:54:16 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-13 13:48:56 +0200 commented question VM creating without default virtual switch

@lpetrut Updated question with logs.

2019-11-13 13:47:39 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-13 13:35:29 +0200 commented question VM creating without default virtual switch

controller side root@FORTRVDLVCON002:~# openstack port show 6e29d405-43a0-41b7-9066-61008a299187 | grep bind | bindingho

2019-11-13 11:35:44 +0200 received badge  Enthusiast
2019-11-12 08:10:27 +0200 commented question VM creating without default virtual switch

Yes, We followed the same tutorial for troubleshooting.

2019-11-11 18:28:57 +0200 received badge  Notable Question (source)
2019-11-11 16:08:38 +0200 commented question VM creating without default virtual switch

Yes, the vswitch hyper v created by cloudbase installer. On controller networking-hyperv 7.0.0 is there. Sorry the menti

2019-11-11 10:58:53 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

2019-11-11 10:53:42 +0200 received badge  Editor (source)
2019-11-11 10:53:42 +0200 edited question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b

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2019-11-11 10:37:42 +0200 commented question VM creating without default virtual switch

@Ipetrut We are using "neutron-hyperv-agent" and Flat network. Its working fine with Linux controller nodes. Windows Hy

2019-11-08 15:16:55 +0200 commented answer VM cannot connect to virtual switch

@alexpilotti Is this issue resolved? I'm facing same issue with openstack rocky. I have followed same steps on cloudbase

2019-11-08 15:16:19 +0200 commented answer VM cannot connect to virtual switch

Is this issue resolved? I'm facing same issue with openstack rocky. I have followed same steps on cloudbase documentatio

2019-11-08 15:14:06 +0200 asked a question HyperV not selecting openvswitch

HyperV not selecting openvswitch Hyper v integration with open stack rocky is successful. We are using linux bridge and

2019-11-08 15:12:47 +0200 asked a question VM creating without default virtual switch

VM creating without default virtual switch Hyper v integration with open stack rocky is successful. We are using linux b