<div dir="ltr">Had the same error, but with cinder. Did you find find out something about this error?<div>------------------------</div><div><div>2015-04-17 14:12:31.957 TRACE cinder Traceback (most recent call last):</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/usr/local/bin/cinder-volume", line 10, in <module></div><div>2015-04-17 14:12:31.957 TRACE cinder sys.exit(main())</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/cmd/volume.py", line 72, in main</div><div>2015-04-17 14:12:31.957 TRACE cinder binary='cinder-volume')</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/service.py", line 249, in create</div><div>2015-04-17 14:12:31.957 TRACE cinder service_name=service_name)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/service.py", line 129, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder *args, **kwargs)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/volume/manager.py", line 195, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder *args, **kwargs)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/manager.py", line 130, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder super(SchedulerDependentManager, self).__init__(host, db_driver)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/manager.py", line 80, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder super(Manager, self).__init__(db_driver)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/db/base.py", line 42, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder self.db.dispose_engine()</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/db/api.py", line 80, in dispose_engine</div><div>2015-04-17 14:12:31.957 TRACE cinder if 'sqlite' not in IMPL.get_engine().name:</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/db/sqlalchemy/api.py", line 85, in get_engine</div><div>2015-04-17 14:12:31.957 TRACE cinder facade = _create_facade_lazily()</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/opt/stack/cinder/cinder/db/sqlalchemy/api.py", line 72, in _create_facade_lazily</div><div>2015-04-17 14:12:31.957 TRACE cinder **dict(CONF.database.iteritems())</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/session.py", line 796, in __init__</div><div>2015-04-17 14:12:31.957 TRACE cinder **engine_kwargs)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/usr/local/lib/python2.7/dist-packages/oslo_db/sqlalchemy/session.py", line 376, in create_engine</div><div>2015-04-17 14:12:31.957 TRACE cinder url = sqlalchemy.engine.url.make_url(sql_connection)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/usr/local/lib/python2.7/dist-packages/sqlalchemy/engine/url.py", line 176, in make_url</div><div>2015-04-17 14:12:31.957 TRACE cinder return _parse_rfc1738_args(name_or_url)</div><div>2015-04-17 14:12:31.957 TRACE cinder File "/usr/local/lib/python2.7/dist-packages/sqlalchemy/engine/url.py", line 225, in _parse_rfc1738_args</div><div>2015-04-17 14:12:31.957 TRACE cinder "Could not parse rfc1738 URL from string '%s'" % name)</div><div>2015-04-17 14:12:31.957 TRACE cinder ArgumentError: Could not parse rfc1738 URL from string ''</div><div>2015-04-17 14:12:31.957 TRACE cinder </div><div>c-vol failed to start</div></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Mar 10, 2014 at 12:44 PM, abhishek jain <span dir="ltr"><<a href="mailto:ashujain9727@gmail.com" target="_blank">ashujain9727@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div>Hi all<br><br></div>I have created one openstack using one controller node and one compute node both installed using devstack.I'm running one instance on controller node and want to migrate it to over compute node.<br>
</div><div>I'm using following link for this.<br></div><div><br><a href="http://docs.openstack.org/grizzly/openstack-compute/admin/content/live-migration-usage.html" target="_blank">http://docs.openstack.org/grizzly/openstack-compute/admin/content/live-migration-usage.html</a><br>
<a href="http://docs.openstack.org/grizzly/openstack-compute/admin/content/configuring-migrations.html" target="_blank">http://docs.openstack.org/grizzly/openstack-compute/admin/content/configuring-migrations.html</a><br><br></div><div>The output of nova-manage vm list on the compute node is as follows.. <br>
</div><div><br>10 16:01:49.502 DEBUG nova.openstack.common.lockutils [req-019d2337-143e-4157-9d6c-3c1f2207f63b None None] Semaphore / lock released "__get_backend" inner /opt/stack/nova/nova/openstack/common/lockutils.py:252
<br>Command failed, please check log for more info
<br>2014-03-10 16:01:49.507 CRITICAL nova [req-019d2337-143e-4157-9d6c-3c1f2207f63b None None] Could not parse rfc1738 URL from string ''
<br>2014-03-10 16:01:49.507 9609 TRACE nova Traceback (most recent call last):
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/usr/bin/nova-manage", line 10, in <module>
<br>2014-03-10 16:01:49.507 9609 TRACE nova sys.exit(main())
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/cmd/manage.py", line 1378, in main
<br>2014-03-10 16:01:49.507 9609 TRACE nova ret = fn(*fn_args, **fn_kwargs)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/cmd/manage.py", line 658, in list
<br>2014-03-10 16:01:49.507 9609 TRACE nova context.get_admin_context(), host)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/db/api.py", line 671, in instance_get_all_by_host
<br>2014-03-10 16:01:49.507 9609 TRACE nova return IMPL.instance_get_all_by_host(context, host, columns_to_join)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/db/sqlalchemy/api.py", line 112, in wrapper
<br>2014-03-10 16:01:49.507 9609 TRACE nova return f(*args, **kwargs)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/db/sqlalchemy/api.py", line 2078, in instance_get_all_by_host
<br>2014-03-10 16:01:49.507 9609 TRACE nova use_slave=use_slave).filter_by(host=host).all(),
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/db/sqlalchemy/api.py", line 2066, in _instance_get_all_query
<br>2014-03-10 16:01:49.507 9609 TRACE nova use_slave=use_slave)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/db/sqlalchemy/api.py", line 200, in model_query
<br>2014-03-10 16:01:49.507 9609 TRACE nova session = kwargs.get('session') or get_session(slave_session=use_slave)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/openstack/common/db/sqlalchemy/session.py", line 423, in get_session
<br>2014-03-10 16:01:49.507 9609 TRACE nova engine = get_engine(sqlite_fk=sqlite_fk, slave_engine=slave_session)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/openstack/common/db/sqlalchemy/session.py", line 561, in get_engine
<br>2014-03-10 16:01:49.507 9609 TRACE nova sqlite_fk=sqlite_fk)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/opt/stack/nova/nova/openstack/common/db/sqlalchemy/session.py", line 629, in create_engine
<br>2014-03-10 16:01:49.507 9609 TRACE nova connection_dict = sqlalchemy.engine.url.make_url(sql_connection)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/usr/lib/python2.7/site-packages/sqlalchemy/engine/url.py", line 178, in make_url
<br>2014-03-10 16:01:49.507 9609 TRACE nova return _parse_rfc1738_args(name_or_url)
<br>2014-03-10 16:01:49.507 9609 TRACE nova File "/usr/lib/python2.7/site-packages/sqlalchemy/engine/url.py", line 219, in _parse_rfc1738_args
<br>2014-03-10 16:01:49.507 9609 TRACE nova "Could not parse rfc1738 URL from string '%s'" % name)
<br>2014-03-10 16:01:49.507 9609 TRACE nova ArgumentError: Could not parse rfc1738 URL from string ''
<br>2014-03-10 16:01:49.507 9609 TRACE nova
<br><br><br>Please help me regarding the above error.<br></div><br></div>Thanks<span class="HOEnZb"><font color="#888888"><br></font></span></div><span class="HOEnZb"><font color="#888888">Abhishek Jain<br></font></span></div>
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<br></blockquote></div><br></div>