Hi all I want to configurate multi-backend driver in cinder. My configuration follow this: https://wiki.openstack.org/wiki/Cinder-multi-backend
But, when I restart the cinder-volume, I got this issues: 2013-12-18 18:32:05.795 5000 ERROR cinder.service [req-a51c1896-46a7-4109-8363-f7f16f714c0e None None] Unhandled exception 2013-12-18 18:32:05.795 5000 TRACE cinder.service Traceback (most recent call last): 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/service.py", line 228, in _start_child 2013-12-18 18:32:05.795 5000 TRACE cinder.service self._child_process(wrap.server) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/service.py", line 205, in _child_process 2013-12-18 18:32:05.795 5000 TRACE cinder.service launcher.run_server(server) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/service.py", line 96, in run_server 2013-12-18 18:32:05.795 5000 TRACE cinder.service server.start() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/service.py", line 364, in start 2013-12-18 18:32:05.795 5000 TRACE cinder.service self.binary) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/db/api.py", line 131, in service_get_by_args 2013-12-18 18:32:05.795 5000 TRACE cinder.service return IMPL.service_get_by_args(context, host, binary) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 120, in wrapper 2013-12-18 18:32:05.795 5000 TRACE cinder.service return f(*args, **kwargs) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 387, in service_get_by_args 2013-12-18 18:32:05.795 5000 TRACE cinder.service result = model_query(context, models.Service).\ 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/db/sqlalchemy/api.py", line 179, in model_query 2013-12-18 18:32:05.795 5000 TRACE cinder.service session = kwargs.get('session') or get_session() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py", line 376, in get_session 2013-12-18 18:32:05.795 5000 TRACE cinder.service engine = get_engine(sqlite_fk=sqlite_fk) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py", line 498, in get_engine 2013-12-18 18:32:05.795 5000 TRACE cinder.service sqlite_fk=sqlite_fk) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib/python2.6/site-packages/cinder/openstack/common/db/sqlalchemy/session.py", line 601, in create_engine 2013-12-18 18:32:05.795 5000 TRACE cinder.service engine.connect() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py", line 2472, in connect 2013-12-18 18:32:05.795 5000 TRACE cinder.service return self._connection_cls(self, **kwargs) 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py", line 878, in __init__ 2013-12-18 18:32:05.795 5000 TRACE cinder.service self.__connection = connection or engine.raw_connection() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/base.py", line 2558, in raw_connection 2013-12-18 18:32:05.795 5000 TRACE cinder.service return self.pool.unique_connection() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 183, in unique_connection 2013-12-18 18:32:05.795 5000 TRACE cinder.service return _ConnectionFairy(self).checkout() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 387, in __init__ 2013-12-18 18:32:05.795 5000 TRACE cinder.service rec = self._connection_record = pool._do_get() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 741, in _do_get 2013-12-18 18:32:05.795 5000 TRACE cinder.service con = self._create_connection() 2013-12-18 18:32:05.795 5000 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 188, in _create_connection 2013-12-18 18:06:31.910 25883 TRACE cinder.service return _ConnectionRecord(self) 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 270, in __init__ 2013-12-18 18:06:31.910 25883 TRACE cinder.service self.connection = self.__connect() 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/pool.py", line 330, in __connect 2013-12-18 18:06:31.910 25883 TRACE cinder.service connection = self.__pool._creator() 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/strategies.py", line 80, in connect 2013-12-18 18:06:31.910 25883 TRACE cinder.service return dialect.connect(*cargs, **cparams) 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/SQLAlchemy-0.7.8-py2.6-linux-x86_64.egg/sqlalchemy/engine/default.py", line 281, in connect 2013-12-18 18:06:31.910 25883 TRACE cinder.service return self.dbapi.connect(*cargs, **cparams) 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/MySQLdb/__init__.py", line 81, in Connect 2013-12-18 18:06:31.910 25883 TRACE cinder.service return Connection(*args, **kwargs) 2013-12-18 18:06:31.910 25883 TRACE cinder.service File "/usr/lib64/python2.6/site-packages/MySQLdb/connections.py", line 187, in __init__ 2013-12-18 18:06:31.910 25883 TRACE cinder.service super(Connection, self).__init__(*args, **kwargs2) 2013-12-18 18:06:31.910 25883 TRACE cinder.service OperationalError: (OperationalError) (1045, "Access denied for user 'cinder'@'localhost' (using password: YES)") None None Anyone can help me? Thanks
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