<div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div>HiŁ¬</div><div>I found you have a wrong configuration of <span style="font-family: arial, helvetica, sans-serif;">"</span>overlay_ip_version<span style="font-family: arial, helvetica, sans-serif;">"  from </span><span style="font-family: arial, helvetica, sans-serif;">ml2_conf.ini, you can check it ,  it could config to  "6" or "4". But I am not sure it is the reason for you problem.</span></div><div><span style="font-family: arial, helvetica, sans-serif;"><br></span></div><div><span style="font-family: arial, helvetica, sans-serif;">Thanks,</span></div><div><font face="arial, helvetica, sans-serif">Yun</font></div><div><br></div><br><br><br><br><div style="position:relative;zoom:1"></div><div id="divNeteaseMailCard"></div><br>At 2019-08-14 19:16:22, "Zufar Dhiyaulhaq" <zufardhiyaulhaq@gmail.com> wrote:<br> <blockquote id="isReplyContent" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"><div dir="ltr"><div>Hi everyone,</div><div><br></div><div>I try to install OpenStack with OVN enabled. But when trying to start neutron-server, the service is always inactive (exited)</div><div><br></div><div>I try to check neutron-server logs and gets this message:</div><div><pre>2019-08-14 05:40:32.649 4223 INFO networking_ovn.ml2.qos_driver [-] Starting OVNQosDriver
2019-08-14 05:40:32.651 4224 INFO networking_ovn.ovsdb.impl_idl_ovn [-] Getting OvsdbSbOvnIdl for MaintenanceWorker with retry
2019-08-14 05:40:32.654 4225 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6641">10.101.101.10:6641</a>: connecting...
2019-08-14 05:40:32.655 4225 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6641">10.101.101.10:6641</a>: connected
2019-08-14 05:40:32.657 4220 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connecting...
2019-08-14 05:40:32.658 4220 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connected
2019-08-14 05:40:32.660 4225 INFO networking_ovn.ovsdb.impl_idl_ovn [-] Getting OvsdbSbOvnIdl for AllServicesNeutronWorker with retry
2019-08-14 05:40:32.670 4220 INFO neutron.wsgi [-] (4220) wsgi starting up on <a href="http://0.0.0.0:9696">http://0.0.0.0:9696</a>
2019-08-14 05:40:32.692 4225 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connecting...
2019-08-14 05:40:32.692 4225 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connected
2019-08-14 05:40:32.693 4224 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connecting...
2019-08-14 05:40:32.694 4224 INFO ovsdbapp.backend.ovs_idl.vlog [-] tcp:<a href="http://10.101.101.10:6642">10.101.101.10:6642</a>: connected
2019-08-14 05:40:32.697 4224 INFO networking_ovn.ml2.qos_driver [-] Starting OVNQosDriver
2019-08-14 05:40:32.844 4225 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting
2019-08-14 05:40:32.844 4224 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting
2019-08-14 05:40:32.844 4222 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting
2019-08-14 05:40:32.845 4223 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting
2019-08-14 05:40:32.845 4221 INFO oslo_service.service [-] Parent process has died unexpectedly, exiting</pre></div><div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span><br></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span>neutron-server full logs: <a href="https://paste.ubuntu.com/p/GHfS38KFCr/">https://paste.ubuntu.com/p/GHfS38KFCr/</a></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span>ovsdb-server port is active: <a href="https://paste.ubuntu.com/p/MhgNs8SGdX/">https://paste.ubuntu.com/p/MhgNs8SGdX/</a></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span>neutron.conf and ml2_conf.ini: <a href="https://paste.ubuntu.com/p/4J7hTVf5qz/">https://paste.ubuntu.com/p/4J7hTVf5qz/</a></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span><br></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span>Does anyone know why this error happens?</span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span><br></span></span></span></div><div><span style="font-family:arial,helvetica,sans-serif"><span lang="en"><span>Best Regards,<br></span></span></span></div><span lang="en"><span><span style="font-family:arial,helvetica,sans-serif">Zufar Dhiyaulhaq</span><br></span></span></div></div></div></div></div></div></div></div></div>
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