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<p><font size="2" face="sans-serif">Run the service list:</font><br>
<font size="2" face="sans-serif">[root@openstack-11 nova]# nova-manage service list</font><br>
<font size="2" face="sans-serif">2013-01-23 14:42:58 DEBUG nova.utils [req-574cece0-f21a-420f-bebc-cb9a100b4cd8 None None] backend <module 'nova.db.sqlalchemy.api' from '/usr/lib/python2.6/site-packages/nova/db/sqlalchemy/api.pyc'> from (pid=20076) __get_backend /usr/lib/python2.6/site-packages/nova/utils.py:494</font><br>
<font size="2" face="sans-serif">Binary Host Zone Status State Updated_At</font><br>
<font size="2" face="sans-serif">nova-cert openstack-11 nova enabled :-) 2013-01-23 06:42:50.598491</font><br>
<font size="2" face="sans-serif">nova-scheduler openstack-11 nova enabled :-) 2013-01-23 06:42:53.381163</font><br>
<font size="2" face="sans-serif">nova-compute openstack-12 kvm-nova enabled XXX 2013-01-23 06:41:18.461497</font><br>
<br>
<br>
<font size="2" face="sans-serif">And i found error in nova-compute log, anyone know what's wrong with this?</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 CRITICAL nova [-] need more than 0 values to unpack</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova Traceback (most recent call last):</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/bin/nova-compute", line 48, in <module></font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova service.wait()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/service.py", line 659, in wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova _launcher.wait()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/service.py", line 202, in wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova rpc.cleanup()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/__init__.py", line 197, in cleanup</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova return _get_impl().cleanup()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/impl_qpid.py", line 599, in cleanup</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova return rpc_amqp.cleanup(Connection.pool)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/amqp.py", line 418, in cleanup</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova connection_pool.empty()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/amqp.py", line 62, in empty</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova self.get().close()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/nova/openstack/common/rpc/impl_qpid.py", line 386, in close</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova self.connection.close()</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "<string>", line 6, in close</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/messaging/endpoints.py", line 316, in close</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova ssn.close(timeout=timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "<string>", line 6, in close</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/messaging/endpoints.py", line 749, in close</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova if not self._ewait(lambda: self.closed, timeout=timeout):</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/messaging/endpoints.py", line 566, in _ewait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova result = self.connection._ewait(lambda: self.error or predicate(), timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/messaging/endpoints.py", line 208, in _ewait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova result = self._wait(lambda: self.error or predicate(), timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/messaging/endpoints.py", line 193, in _wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova return self._waiter.wait(predicate, timeout=timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/concurrency.py", line 57, in wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova self.condition.wait(3)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/concurrency.py", line 96, in wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova sw.wait(timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova File "/usr/lib/python2.6/site-packages/qpid/compat.py", line 53, in wait</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova ready, _, _ = select([self], [], [], timeout)</font><br>
<font size="2" face="sans-serif">2013-01-23 14:20:34 TRACE nova ValueError: need more than 0 values to unpack</font><br>
<font size="2" face="sans-serif"><br>
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Best regard, <br>
David Geng <br>
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