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[Bug 1194797] Re: nova volume-attach failed with error info "DeviceIsBusy: The supplied device (vdc) is busy"

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: AllenGuo <595278190@xxxxxx>
Date: Fri, 16 Aug 2013 06:24:28 -0000
Reply-to: Bug 1194797 <1194797@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
** Changed in: nova
       Status: New => Invalid

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https://bugs.launchpad.net/bugs/1194797

Title:
  nova volume-attach failed with error info "DeviceIsBusy: The supplied
  device (vdc) is busy"

Status in OpenStack Compute (Nova):
  Invalid

Bug description:
  Hi all,
  I have two Cinder server installed( iscsi+LVM ). all of my Openstack compenents are grizzly version.
  Now,cinder can create volumes, but failed  to attach volume to instance.
  Thanks!
   
  # nova volume-attach <> <> /dev/vdc

  error info from /var/log/nova/compute:
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp Traceback (most recent call last):
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/openstack/common/rpc/amqp.py", line 430, in _process_data
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     rval = self.proxy.dispatch(ctxt, version, method, **args)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/openstack/common/rpc/dispatcher.py", line 133, in dispatch
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     return getattr(proxyobj, method)(ctxt, **kwargs)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/exception.py", line 117, in wrapped
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     temp_level, payload)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/contextlib.py", line 24, in __exit__
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/exception.py", line 94, in wrapped
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     return f(self, context, *args, **kw)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 209, in decorated_function
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     pass
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/contextlib.py", line 24, in __exit__
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 195, in decorated_function
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     return function(self, context, *args, **kwargs)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 237, in decorated_function
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     e, sys.exc_info())
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/contextlib.py", line 24, in __exit__
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 224, in decorated_function
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     return function(self, context, *args, **kwargs)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 2847, in attach_volume
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     context, instance, mountpoint)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/contextlib.py", line 24, in __exit__
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 2842, in attach_volume
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     mountpoint, instance)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 2882, in _attach_volume
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     connector)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/contextlib.py", line 24, in __exit__
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     self.gen.next()
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/compute/manager.py", line 2873, in _attach_volume
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     mountpoint)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp   File "/usr/local/python2.7/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 976, in attach_volume
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp     raise exception.DeviceIsBusy(device=disk_dev)
  2013-06-26 02:29:34.849 9751 TRACE nova.openstack.common.rpc.amqp DeviceIsBusy: The supplied device (vdc) is busy.

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