<div dir="ltr">If you're using openvswitch, with Newton there was a change to the default agent for configuring openvswitch to be the python ryu library, I think it's been mentioned on here recently, so probably worth having a poke through the archives for more information. I'd check your neutron openvswitch agent logs for errors pertaining to openflow configuration specifically, and if you see anything, it's probably worth applying the following config to your ml2 ini file under the [OVS] section:<div><br></div><div><tt class="inbox-inbox-docutils inbox-inbox-literal" style="box-sizing:border-box;color:rgb(51,51,51);font-size:14px"><span class="inbox-inbox-pre" style="box-sizing:border-box">of_interface</span></tt><span style="color:rgb(51,51,51);font-family:"open sans",helvetica,arial,sans-serif;font-size:14px"><span class="inbox-inbox-Apple-converted-space"> </span>=<span class="inbox-inbox-Apple-converted-space"> </span></span><tt class="inbox-inbox-docutils inbox-inbox-literal" style="box-sizing:border-box;color:rgb(51,51,51);font-size:14px"><span class="inbox-inbox-pre" style="box-sizing:border-box">ovs-ofctl</span></tt><br></div><div><tt class="inbox-inbox-docutils inbox-inbox-literal" style="box-sizing:border-box;color:rgb(51,51,51);font-size:14px"><span class="inbox-inbox-pre" style="box-sizing:border-box"><br></span></tt></div><div><tt class="inbox-inbox-docutils inbox-inbox-literal" style="box-sizing:border-box"><span class="inbox-inbox-pre" style="box-sizing:border-box"><font color="#333333"><span style="font-size:14px"><a href="https://docs.openstack.org/mitaka/config-reference/networking/networking_options_reference.html">https://docs.openstack.org/mitaka/config-reference/networking/networking_options_reference.html</a></span></font><br></span></tt></div><div><br></div><div>Then restart the neutron openvswitch agent, watch the logs, hopefully this is of some use to you.</div></div><br><div class="gmail_quote"><div dir="ltr">On Tue, 2 May 2017 at 21:30 Steve Powell <<a href="mailto:spowell@silotechgroup.com">spowell@silotechgroup.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal">I forgot to mention I’m running Newton and my neutron.conf file is below and I’m running haproxy.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [DEFAULT]<u></u><u></u></p>
<p class="MsoNormal"> core_plugin = ml2<u></u><u></u></p>
<p class="MsoNormal"> service_plugins = router<u></u><u></u></p>
<p class="MsoNormal"> allow_overlapping_ips = True<u></u><u></u></p>
<p class="MsoNormal"> notify_nova_on_port_status_changes = True<u></u><u></u></p>
<p class="MsoNormal"> notify_nova_on_port_data_changes = True<u></u><u></u></p>
<p class="MsoNormal"> transport_url = rabbit://openstack:#############@x.x.x.x<u></u><u></u></p>
<p class="MsoNormal"> auth_strategy = keystone<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [agent]<u></u><u></u></p>
<p class="MsoNormal"> root_helper = sudo /usr/bin/neutron-rootwrap /etc/neutron/rootwrap.conf<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [cors]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [cors.subdomain]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [database]<u></u><u></u></p>
<p class="MsoNormal"> connection = mysql+pymysql://neutron:###########################@<a href="http://10.10.6.220/neutron" target="_blank">10.10.6.220/neutron</a><u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [keystone_authtoken]<u></u><u></u></p>
<p class="MsoNormal"> auth_url = <a href="http://x.x.x.x:35357/v3" target="_blank">http://x.x.x.x:35357/v3</a><u></u><u></u></p>
<p class="MsoNormal"> auth_uri = <a href="https://xxx.xxxx.xxx:5000/v3" target="_blank">https://xxx.xxxx.xxx:5000/v3</a><u></u><u></u></p>
<p class="MsoNormal"> memcached_servers = x.x.x.x:11211<u></u><u></u></p>
<p class="MsoNormal"> auth_type = password<u></u><u></u></p>
<p class="MsoNormal"> project_domain_name = Default<u></u><u></u></p>
<p class="MsoNormal"> user_domain_name = Default<u></u><u></u></p>
<p class="MsoNormal"> project_name = service<u></u><u></u></p>
<p class="MsoNormal"> username = neutron<u></u><u></u></p>
<p class="MsoNormal"> password = ##################################################<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [matchmaker_redis]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [nova]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> auth_url = <a href="http://x.x.x.x:35357/v3" target="_blank">http://x.x.x.x:35357/v3</a><u></u><u></u></p>
<p class="MsoNormal"> auth_type = password<u></u><u></u></p>
<p class="MsoNormal"> project_domain_name = Default<u></u><u></u></p>
<p class="MsoNormal"> user_domain_name = Default<u></u><u></u></p>
<p class="MsoNormal"> region_name = RegionOne<u></u><u></u></p>
<p class="MsoNormal"> project_name = service<u></u><u></u></p>
<p class="MsoNormal"> username = nova<u></u><u></u></p>
<p class="MsoNormal"> password = ###################################################<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_concurrency]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_messaging_amqp]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_messaging_notifications]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_messaging_rabbit]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_messaging_zmq]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_middleware]<u></u><u></u></p>
<p class="MsoNormal"> enable_proxy_headers_parsing = True<u></u><u></u></p>
<p class="MsoNormal"> enable_http_proxy_to_wsgi = True<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [oslo_policy]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [qos]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [quotas]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"> [ssl]<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<div>
<div style="border:none;border-top:solid #e1e1e1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b>From:</b> Steve Powell [mailto:<a href="mailto:spowell@silotechgroup.com" target="_blank">spowell@silotechgroup.com</a>]
<br>
<b>Sent:</b> Tuesday, May 2, 2017 4:16 PM<br>
<b>To:</b> <a href="mailto:openstack-operators@lists.openstack.org" target="_blank">openstack-operators@lists.openstack.org</a><br>
<b>Subject:</b> [Openstack-operators] Neutron Issues<u></u><u></u></p>
</div>
</div>
<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">Hello Ops!<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">I have a major issue slapping me in the face and seek any assistance possible. When trying to spin up and instance whether from the command line, manually in Horizon, or with a HEAT template I receive the following error in nova and, where
applicable, heat logs:<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Failed to allocate the network(s), not rescheduling.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">I see in the neutron logs where the request make it through to completion but that info is obviously not making it back to nova.<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">INFO neutron.notifiers.nova [-] Nova event response: {u'status': u'completed', u'code': 200, u'name': u'network-changed', u'server_uuid': u'6892bb9e-4256-4fc9-a313-331f0c576a03'}<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">What am I missing? Why would the response from neutron not make it back to nova?<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
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