<div dir="ltr">I also found an error in the compute node in n-cpu.log related to libvirt:<div><br></div><div><br></div><div><span style="color:rgb(0,0,0);font-size:12.8px">I noticed that the error is similar but not the same:</span><div style="color:rgb(0,0,0);font-size:12.8px"><br></div><div style="color:rgb(0,0,0);font-size:12.8px"><div>ERROR nova.compute.manager [^[[01;36mreq-f1fdf348-c333-4436-bcc0-d5cbd76428e6 ^[[00;36madmin admin^[[01;31m] ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00mTraceback (most recent call last):</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 2218, in _build_resources</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    yield resources</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/compute/manager.py", line 2064, in _build_and_run_$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    block_device_info=block_device_info)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 2780, in spawn</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    block_device_info=block_device_info)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4924, in _create_dom$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    xml, pause=pause, power_on=power_on)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4855, in _create_dom$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    guest.launch(pause=pause)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/virt/libvirt/guest.py", line 142, in launch</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    self._encoded_xml, errors='ignore')</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 22$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    self.force_reraise()</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 19$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    six.reraise(self.type_, self.value, self.tb)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/opt/stack/nova/nova/virt/libvirt/guest.py", line 137, in launch</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    return self._domain.createWithFlags(flags)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 186, in$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    result = proxy_call(self._autowrap, f, *args, **kwargs)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 144, in$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    rv = execute(f, *args, **kwargs)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 125, in$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    six.reraise(c, e, tb)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 83, in $</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    rv = meth(*args, **kwargs)</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m  File "/usr/local/lib/python2.7/dist-packages/libvirt.py", line 1065, in creat$</div></div><div style="color:rgb(0,0,0);font-size:12.8px"><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00m    if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=$</div><div>^[[01;31m2016-07-20 23:30:44.470 TRACE nova.compute.manager ^[[01;35m[instance: dcf75116-fcaa-4f43-bac0-f93bc1fcaa9a] ^[[00mlibvirtError: Cannot get interface MTU on 'br-int': No such device</div><div><br></div><div><br></div></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">2016-07-21 12:25 GMT+02:00 Silvia Fichera <span dir="ltr"><<a href="mailto:fichera.sil@gmail.com" target="_blank">fichera.sil@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hi all,</div><div>I'm confuguring OpenStack to use it togheter with ONOS according to the SONA implementation (<a href="https://wiki.onosproject.org/display/ONOS/How+to+set+up+environment" target="_blank">https://wiki.onosproject.org/display/ONOS/How+to+set+up+environment</a>).</div><div>My setup has 2 compute nodes. It seems that the controller can see the two nodes.</div><div><br></div><div><div>nova service-list</div><div>+----+------------------+----------------+----------+---------+-------+----------------------------+-----------------+</div><div>| Id | Binary           | Host           | Zone     | Status  | State | Updated_at                 | Disabled Reason |</div><div>+----+------------------+----------------+----------+---------+-------+----------------------------+-----------------+</div><div>| 3  | nova-conductor   | OpenStack-ctrl | internal | enabled | up    | 2016-07-20T21:28:23.000000 | -               |</div><div>| 5  | nova-scheduler   | OpenStack-ctrl | internal | enabled | up    | 2016-07-20T21:28:21.000000 | -               |</div><div>| 6  | nova-consoleauth | OpenStack-ctrl | internal | enabled | up    | 2016-07-20T21:28:21.000000 | -               |</div><div>| 7  | nova-compute     | Compute2       | nova     | enabled | up    | 2016-07-20T21:28:22.000000 | -               |</div><div>| 8  | nova-compute     | Compute1       | nova     | enabled | up    | 2016-07-20T21:28:20.000000 | -               |</div><div>+----+------------------+----------------+----------+---------+-------+----------------------------+-----------------+</div></div><div><br></div><div><br></div><div><div>nova host-list</div><div>+----------------+-------------+----------+</div><div>| host_name      | service     | zone     |</div><div>+----------------+-------------+----------+</div><div>| OpenStack-ctrl | conductor   | internal |</div><div>| OpenStack-ctrl | scheduler   | internal |</div><div>| OpenStack-ctrl | consoleauth | internal |</div><div>| Compute2       | compute     | nova     |</div><div>| Compute1       | compute     | nova     |</div><div>+----------------+-------------+----------+</div></div><div><br></div><div>Here is the error form n-cond.log</div><div><br></div><div><br></div><div>2016-07-20 22:29:44.200 ^[[00;32mDEBUG oslo.messaging._drivers.impl_rabbit [^[[01;36mreq-7d700c44-3166-4407-8f4f-4fa7743339cb ^[[00;36madmin admin^[[00;32m] ^[[01;35m^[[00;32mConnected to AMQP server on $</div><div>/usr/local/lib/python2.7/dist-packages/pkg_resources/__init__.py:187: RuntimeWarning: You have iterated over the result of pkg_resources.parse_version. This is a legacy behavior which is inconsistent wit$</div><div>  stacklevel=1,</div><div>2016-07-20 22:29:44.236 ^[[01;33mWARNING nova.scheduler.utils [^[[01;36mreq-7d700c44-3166-4407-8f4f-4fa7743339cb ^[[00;36madmin admin^[[01;33m] ^[[01;35m^[[01;33mFailed to compute_task_build_instances: N$</div><div>Traceback (most recent call last):</div><div><br></div><div>  File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/server.py", line 150, in inner</div><div>    return func(*args, **kwargs)</div><div><br></div><div>  File "/opt/stack/nova/nova/scheduler/manager.py", line 104, in select_destinations</div><div>    dests = self.driver.select_destinations(ctxt, spec_obj)</div><div><br></div><div>  File "/opt/stack/nova/nova/scheduler/filter_scheduler.py", line 74, in select_destinations</div><div>    raise exception.NoValidHost(reason=reason)</div><div><br></div><div>NoValidHost: No valid host was found. There are not enough hosts available.</div><div><br></div><div><br></div><div><br></div><div>Any suggestion? Thanks</div><span class="HOEnZb"><font color="#888888">-- <br><div data-smartmail="gmail_signature">Silvia Fichera</div>
</font></span></div>
</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature">Silvia Fichera</div>
</div>