[Openstack-operators] Can't start a vm, from dashboard

Juan José Pavlik Salles jjpavlik at gmail.com
Wed Aug 7 18:50:22 UTC 2013


I just finished installing everything, i tried to create my first VM from
the dashboard but it doesn't work. After choosing flavor and hitting launch
it starts "creating" it but after a few seconds it stops saying: "Error:
There was an error submitting the form. Please try again.". The only place
where i found something related is in nova.log in my compute node, here is
the log:

*2013-08-07 18:05:55.293 DEBUG nova.openstack.common.rpc.common
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6] Timed out waiting for RPC response: timed
out _error_callback
/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py:628
*
*2013-08-07 18:05:55.479 DEBUG nova.quota
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6] Rolled back reservations
['3e941a2b-2cc6-4f01-8dc1-13dc09369141',
'411f6f70-415e-4a21-aa06-3980070d6095',
'd4791eb7-b75a-4ab8-bfdb-5d5cd201e40d'] rollback
/usr/lib/python2.7/dist-packages/nova/quota.py:1012*
*2013-08-07 18:05:55.480 ERROR nova.api.openstack
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6] Caught error: Timeout while waiting on
RPC response.*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack Traceback (most
recent call last):*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/nova/api/openstack/__init__.py", line 81,
in __call__*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     return
req.get_response(self.application)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/webob/request.py", line 1296, in send*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     application,
catch_exc_info=False)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/webob/request.py", line 1260, in
call_application*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     app_iter =
application(self.environ, start_response)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/webob/dec.py", line 144, in __call__*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     return
resp(environ, start_response)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/keystoneclient/middleware/auth_token.py",
line 450, in __call__*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     return
self.app(env, start_response)*
*...
*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/amqp.py", line
551, in __iter__
*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack
self._iterator.next()*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py",
line 648, in iterconsume*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     yield
self.ensure(_error_callback, _consume)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py",
line 566, in ensure*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack
error_callback(e)*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack   File
"/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/impl_kombu.py",
line 629, in _error_callback*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack     raise
rpc_common.Timeout()*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack Timeout: Timeout
while waiting on RPC response.*
*2013-08-07 18:05:55.480 29278 TRACE nova.api.openstack *
*2013-08-07 18:05:55.488 INFO nova.api.openstack
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6]
http://172.19.136.13:8774/v2/d1e3aae242f14c488d2225dcbf1e96d6/serversreturned
with HTTP 500
*
*2013-08-07 18:05:55.488 DEBUG nova.api.openstack.wsgi
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6] Returning 500 to user: The server has
either erred or is incapable of performing the requested operation.
__call__ /usr/lib/python2.7/dist-packages/nova/api/openstack/wsgi.py:1165*
*2013-08-07 18:05:55.489 INFO nova.osapi_compute.wsgi.server
[req-0cfe760f-2e74-4e92-919c-663ba02c7f2f 20390b639d4449c18926dca5e038ec5e
d1e3aae242f14c488d2225dcbf1e96d6] 172.19.136.13 "POST
/v2/d1e3aae242f14c488d2225dcbf1e96d6/servers HTTP/1.1" status: 500 len: 335
time: 60.5262640*

A couple of things about my deployment that may help you help me:
-One controller node running: nova-conductor, nova-scheduler, keystone,
quantum-server, rabbitmq
-One compute node running: nova-api, nova-compute, glance
-One storage node running cinder

My ideas:
-I think it could be a problem related to nova-compute using nova-conductor
(i really don't know how to tell nova to use it...), somehow messages from
nova-compute doesn't reach nova-conductor on the controller node eventhough
that nova-compute is connected to rabbit and so is nova-conductor.
-I haven't found any message like "wrong password for rabbit" on any log
file.



-- 
Pavlik Salles Juan José
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