Comment 4 for bug 1399512

解决办法：
 1）配置/etc/cinder/cinder.conf
  Vim /etc/cinder/cinder.conf
  lock_path = /var/lock/cinder

 2）创建文件夹，并赋予权限
  mkdir /var/lock/cinder
  chown cinder:cinder cinder

日志显示：

[root@AthOpenStackLiberty10329 ~]# ipdb /usr/bin/cinder-volume --config-file=/etc/cinder/cinder.conf
> /usr/bin/cinder-volume(4)<module>()
      3
----> 4 import sys
      5

ipdb> c
No handlers could be found for logger "oslo_config.cfg"
/usr/lib/python2.7/site-packages/oslo_db/sqlalchemy/enginefacade.py:241: NotSupportedWarning: Configuration option(s) ['use_tpool'] not supported
  exception.NotSupportedWarning
2015-12-16 10:21:10.556 643 INFO cinder.volume.manager [req-b3c28c46-5ab6-4ecd-85df-a4af8bbee147 - - - - -] Determined volume DB was not empty at startup.
2015-12-16 10:21:10.565 643 INFO cinder.volume.manager [req-b3c28c46-5ab6-4ecd-85df-a4af8bbee147 - - - - -] Image-volume cache disabled for host AthOpenStackLiberty10329.autohome.cc@lvm.
2015-12-16 10:21:10.602 643 INFO oslo_service.service [req-b3c28c46-5ab6-4ecd-85df-a4af8bbee147 - - - - -] Starting 1 workers
2015-12-16 10:21:10.604 643 INFO oslo_service.service [req-b3c28c46-5ab6-4ecd-85df-a4af8bbee147 - - - - -] Started child 657
2015-12-16 10:21:10.606 657 INFO cinder.service [-] Starting cinder-volume node (version 7.0.0)
2015-12-16 10:21:10.608 657 INFO cinder.volume.manager [req-f8da523c-2d7f-413c-8785-80889a5ed86f - - - - -] Starting volume driver RBDDriver (1.2.0)
2015-12-16 10:21:10.807 657 INFO oslo.messaging._drivers.impl_rabbit [req-f8da523c-2d7f-413c-8785-80889a5ed86f - - - - -] Connecting to AMQP server on 192.168.103.29:5672
2015-12-16 10:21:10.819 657 INFO oslo.messaging._drivers.impl_rabbit [req-f8da523c-2d7f-413c-8785-80889a5ed86f - - - - -] Connected to AMQP server on 192.168.103.29:5672
2015-12-16 10:21:10.854 657 INFO cinder.volume.manager [req-f8da523c-2d7f-413c-8785-80889a5ed86f - - - - -] Driver initialization completed successfully.
2015-12-16 10:21:10.868 657 INFO oslo.messaging._drivers.impl_rabbit [req-a021cd56-d4e9-4eb0-b3ed-45434a43b068 - - - - -] Connecting to AMQP server on 192.168.103.29:5672
2015-12-16 10:21:10.879 657 INFO oslo.messaging._drivers.impl_rabbit [req-a021cd56-d4e9-4eb0-b3ed-45434a43b068 - - - - -] Connected to AMQP server on 192.168.103.29:5672
2015-12-16 10:21:19.481 657 INFO cinder.volume.manager [req-c6e6c34d-c4f9-4ba1-a399-d3f4b0484c0f e198d9f41e784308858a52b174fc822a a7fc63796b934498ba9b6d1a918cb2c7 - - -] Initialize volume connection completed successfully.
2015-12-16 10:21:20.229 657 INFO cinder.volume.manager [req-4ca9d3c4-290f-48a2-9359-180c141753ad e198d9f41e784308858a52b174fc822a a7fc63796b934498ba9b6d1a918cb2c7 - - -] Attach volume completed successfully.
2015-12-16 10:22:37.380 657 INFO cinder.volume.manager [req-96b400f6-3003-4513-8adc-1ce51e7d6559 e198d9f41e784308858a52b174fc822a a7fc63796b934498ba9b6d1a918cb2c7 - - -] Initialize volume con