openstack team mailing list archive

[Guilherme Russi <luisguilherme.cr@xxxxxxxxx>]

Hello Filipe, I created the /var/lib/nova/.ssh/authorized_keys and its
content is the keys from the know_hosts, is it right? I'm still getting the
same error when I try to migrate a VM.

Thank you.


2013/7/26 Filipe Manco <filipe.manco@xxxxxxxxx>

> About the keys it's up to you. You can use the same or create a new one.
> Using the same is easier.
>
> But the nova user public key should go into
> /var/lib/nova/.ssh/authorized_keys not into the know_hosts file. The easier
> way (as you only have two compute nodes) to add the keys to the know_hosts
> is to manually ssh and accept the key.
>
> Filipe Manco
> http://about.me/fmanco
>
>
> 2013/7/26 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>
>> Ok, Must I create another ssh key to communicate both compute nodes or
>> the current key can work? I've put the plublic key from both compute node
>> in the know_hosts. Which permission should I apply? 644?
>>
>> Thank you.
>>
>>
>> 2013/7/26 Filipe Manco <filipe.manco@xxxxxxxxx>
>>
>>> First you need to check why this "Failed to add the host to the list of
>>> known hosts (/var/lib/nova/.ssh/known_hosts)." happens. It maybe file
>>> permissions or so. Then you need to generate an ssh key for the user nova
>>> and add it to the other compute nodes on the authorized_keys file (the
>>> password is not really necessary as soon as you have the keys in place).
>>>
>>> Filipe Manco
>>> http://about.me/fmanco
>>>
>>>
>>> 2013/7/26 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>
>>>> sudo -u nova ssh 192.168.3.3
>>>> The authenticity of host '192.168.3.3 (192.168.3.3)' can't be
>>>> established.
>>>> ECDSA key fingerprint is
>>>> e3:ca:f7:dd:1e:1f:e3:e3:17:f8:52:09:a4:41:e1:40.
>>>> Are you sure you want to continue connecting (yes/no)? yes
>>>> Failed to add the host to the list of known hosts
>>>> (/var/lib/nova/.ssh/known_hosts).
>>>> nova@192.168.3.3's password:
>>>>
>>>> But I don't know the user nova's password.
>>>>
>>>>
>>>> 2013/7/26 Filipe Manco <filipe.manco@xxxxxxxxx>
>>>>
>>>>> Can you try *sudo -u nova ssh <remote-compute-node>* form the compute
>>>>> node currently running the VM and check if it works?
>>>>>
>>>>> Filipe Manco
>>>>> http://about.me/fmanco
>>>>>
>>>>>
>>>>> 2013/7/26 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>
>>>>>> Hello Filipe,
>>>>>>
>>>>>>  I made the copy from my .ssh/know_hosts to places you told me, but
>>>>>> I'm still getting the same error. Any other ideas?
>>>>>>
>>>>>> Thank you.
>>>>>>
>>>>>>
>>>>>> 2013/7/26 Filipe Manco <filipe.manco@xxxxxxxxx>
>>>>>>
>>>>>>> Hi
>>>>>>>
>>>>>>> This error means that you cannot ssh into the new compute node
>>>>>>> because it's public key cannot be verified. Add the public keys of the
>>>>>>> compute nodes to /etc/ssh/know_hosts file (or the nova one, usually under
>>>>>>> /var/lib/nova/.ssh/) and the problem should be gone.
>>>>>>>
>>>>>>> Regards
>>>>>>>
>>>>>>> Filipe Manco
>>>>>>> http://about.me/fmanco
>>>>>>>
>>>>>>>
>>>>>>> 2013/7/26 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>
>>>>>>>> Ok, I'll look more carefully the log and it's cool this command
>>>>>>>> from libvirt, I didn't know it, I'll try it and return to you.
>>>>>>>>
>>>>>>>> Thank you again.
>>>>>>>>
>>>>>>>>
>>>>>>>> 2013/7/25 Wangpan <hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>
>>>>>>>>> **
>>>>>>>>> That's confused me, "Unexpected error while running command" will
>>>>>>>>> give us what command is running when this error occured, you may check the
>>>>>>>>> log more carefully.
>>>>>>>>> and you also can migrate the VM directly by libvirt command line
>>>>>>>>> like below:
>>>>>>>>> virsh  migrate --live --persistent --undefinesource --verbose
>>>>>>>>> --domain ${instance-uuid} --desturi qemu+tcp://${the-dest-host-ip}/system
>>>>>>>>> then see the output result.
>>>>>>>>>
>>>>>>>>> 2013-07-26
>>>>>>>>>  ------------------------------
>>>>>>>>>  Wangpan
>>>>>>>>>  ------------------------------
>>>>>>>>>  *发件人：*Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>> *发送时间：*2013-07-26 09:30
>>>>>>>>> *主题：*Re: Re: Re: Re: Re: [Openstack] Configuring Live Migration
>>>>>>>>> *收件人：*"Wangpan"<hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>> *抄送：*"openstack@xxxxxxxxxxxxxxxxxxx"<openstack@xxxxxxxxxxxxxxxxxxx
>>>>>>>>> >
>>>>>>>>>
>>>>>>>>>  When I enter the action to migrate, the only two errors showen
>>>>>>>>> at this period are these two.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> 2013/7/25 Wangpan <hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>>
>>>>>>>>>> **
>>>>>>>>>> There may have more error logs at this minute 2013-07-25 17:28,
>>>>>>>>>> you can get the backtrace near the error log you post.
>>>>>>>>>>
>>>>>>>>>> 2013-07-26
>>>>>>>>>>  ------------------------------
>>>>>>>>>>  Wangpan
>>>>>>>>>>  ------------------------------
>>>>>>>>>>  *发件人：*Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>>> *发送时间：*2013-07-26 04:48
>>>>>>>>>> *主题：*Re: Re: Re: Re: [Openstack] Configuring Live Migration
>>>>>>>>>> *收件人：*"Wangpan"<hzwangpan@xxxxxxxxxxxxxxxx>,"
>>>>>>>>>> openstack@xxxxxxxxxxxxxxxxxxx"<openstack@xxxxxxxxxxxxxxxxxxx>
>>>>>>>>>> *抄送：*
>>>>>>>>>>
>>>>>>>>>>  Hello guys, I'm getting problems when trying to migrate a VM.
>>>>>>>>>>
>>>>>>>>>> I'm getting this error on my log:
>>>>>>>>>>
>>>>>>>>>>  2013-07-25 17:28:31.582 ERROR nova.compute.manager
>>>>>>>>>> [req-07d2c8b0-80c3-4ae8-8faf-226a099500e4 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>> 919f13d2-8116-4714-b2ec-d2e0f3d3c910] Unexpected error while running
>>>>>>>>>> command.
>>>>>>>>>> Stderr: 'Host key verification failed.\r\n'. Setting instance
>>>>>>>>>> vm_state to ERROR
>>>>>>>>>> 2013-07-25 17:28:32.212 ERROR nova.openstack.common.rpc.amqp
>>>>>>>>>> [req-07d2c8b0-80c3-4ae8-8faf-226a099500e4 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Exception during message handling
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> The user Wangpan was helping me, but I guess his hour is
>>>>>>>>>> different from mine, can anybody five me an idea?
>>>>>>>>>>
>>>>>>>>>> Thank you.
>>>>>>>>>>
>>>>>>>>>> Guilherme.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> 2013/7/25 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>>>
>>>>>>>>>>> Hello Wangpan, I've looking at the logs and I saw one error with
>>>>>>>>>>> my ssh port, and then I fixed the port, but now I'm getting this error:
>>>>>>>>>>>
>>>>>>>>>>>  2013-07-25 14:09:50.388 ERROR nova.compute.manager
>>>>>>>>>>> [req-6930a2e2-60e7-421f-a560-26a626ecebcb c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>> d268d24b-96fc-4450-88d4-19ba83cd8892] Unexpected error while running
>>>>>>>>>>> command.
>>>>>>>>>>> Stderr: 'Host key verification failed.\r\n'. Setting instance
>>>>>>>>>>> vm_state to ERROR
>>>>>>>>>>> 2013-07-25 14:09:51.005 ERROR nova.openstack.common.rpc.amqp
>>>>>>>>>>> [req-6930a2e2-60e7-421f-a560-26a626ecebcb c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Exception during message handling
>>>>>>>>>>>
>>>>>>>>>>> What "host key verification"? Where should I put this key?
>>>>>>>>>>>
>>>>>>>>>>> Thank you.
>>>>>>>>>>>
>>>>>>>>>>> Guilherme.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> 2013/7/25 Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>>>>
>>>>>>>>>>>> Typed wrong here
>>>>>>>>>>>> Em 25/07/2013 00:42, "Wangpan" <hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>>>>> escreveu:
>>>>>>>>>>>>
>>>>>>>>>>>>> **
>>>>>>>>>>>>> chmod 777 -R /var/lib/nova/instances
>>>>>>>>>>>>> not the /var/log/nova/instances
>>>>>>>>>>>>>
>>>>>>>>>>>>> 2013-07-25
>>>>>>>>>>>>>  ------------------------------
>>>>>>>>>>>>>  Wangpan
>>>>>>>>>>>>>  ------------------------------
>>>>>>>>>>>>>  *发件人：*Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>>>>>> *发送时间：*2013-07-25 10:39
>>>>>>>>>>>>> *主题：*Re: Re: Re: [Openstack] Configuring Live Migration
>>>>>>>>>>>>> *收件人：*"Wangpan"<hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>>>>>> *抄送：*
>>>>>>>>>>>>>
>>>>>>>>>>>>>  I've done chmod 777 -R /var/log/nova/instances
>>>>>>>>>>>>>
>>>>>>>>>>>>> Does it work?
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> 2013/7/24 Wangpan <hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>>>>>>
>>>>>>>>>>>>>> **
>>>>>>>>>>>>>> I saw this error "Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/'" in your logs.
>>>>>>>>>>>>>> you may need to chown the instances
>>>>>>>>>>>>>> path  '/var/lib/nova/instances/'
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> 2013-07-25
>>>>>>>>>>>>>>  ------------------------------
>>>>>>>>>>>>>>  Wangpan
>>>>>>>>>>>>>>  ------------------------------
>>>>>>>>>>>>>>  *发件人：*Guilherme Russi <luisguilherme.cr@xxxxxxxxx>
>>>>>>>>>>>>>> *发送时间：*2013-07-25 10:08
>>>>>>>>>>>>>> *主题：*Re: Re: [Openstack] Configuring Live Migration
>>>>>>>>>>>>>> *收件人：*"Wangpan"<hzwangpan@xxxxxxxxxxxxxxxx>
>>>>>>>>>>>>>> *抄送：*
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>  Compute Node 01:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>  cat /var/log/nova/nova-*.log | grep -E ERROR
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-c4b2d1db-676c-4398-a5b8-582a76ec6c35 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 55215431-0a42-4fc8-a642-c08d3cc5e2bc] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 10:20:29.326 1820 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 10:20:29.511 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-c4b2d1db-676c-4398-a5b8-582a76ec6c35 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 55215431-0a42-4fc8-a642-c08d3cc5e2bc] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/55215431-0a42-4fc8-a642-c08d3cc5e2bc/'\n"]
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-f10c5f14-b3ad-4c13-b20f-c53f57379163 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> ca733a02-766e-46e1-9a15-bd2a12b10ebd] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 10:33:36.673 1820 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 10:33:36.837 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-f10c5f14-b3ad-4c13-b20f-c53f57379163 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> ca733a02-766e-46e1-9a15-bd2a12b10ebd] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/ca733a02-766e-46e1-9a15-bd2a12b10ebd/'\n"]
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5d0289b3-36d7-4046-996c-a1decb922066 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 3b15a4e9-fb2c-452a-8045-16d1f58ebf73] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 10:40:39.402 1820 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 10:40:39.530 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5d0289b3-36d7-4046-996c-a1decb922066 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 3b15a4e9-fb2c-452a-8045-16d1f58ebf73] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/3b15a4e9-fb2c-452a-8045-16d1f58ebf73/'\n"]
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 11:03:19.657 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [req-5441aa83-cc8a-4d25-a17e-9e4f63448451 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Error on '/var/lib/nova/instances' while
>>>>>>>>>>>>>> checking direct I/O: '[Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/.directio.test''
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5441aa83-cc8a-4d25-a17e-9e4f63448451 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 40c3fb5c-61d9-491a-9bfa-cac824a2887d] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 11:03:32.036 1685 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 11:03:32.170 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5441aa83-cc8a-4d25-a17e-9e4f63448451 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 40c3fb5c-61d9-491a-9bfa-cac824a2887d] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1510,
>>>>>>>>>>>>>> in spawn\n    block_device_info=block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2326,
>>>>>>>>>>>>>> in to_xml\n    disk_info, rescue, block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2244,
>>>>>>>>>>>>>> in get_guest_config\n    inst_type):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2051,
>>>>>>>>>>>>>> in get_guest_storage_config\n    inst_type)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2013,
>>>>>>>>>>>>>> in get_guest_disk_config\n    self.disk_cachemode,\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 355,
>>>>>>>>>>>>>> in disk_cachemode\n    if not
>>>>>>>>>>>>>> self._supports_direct_io(CONF.instances_path):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1676,
>>>>>>>>>>>>>> in _supports_direct_io\n    {\'path\': dirpath, \'ex\': str(e)})\n', '
>>>>>>>>>>>>>>  File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__\n
>>>>>>>>>>>>>>  self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1663,
>>>>>>>>>>>>>> in _supports_direct_io\n    f = os.open(testfile, os.O_CREAT | os.O_WRONLY
>>>>>>>>>>>>>> | os.O_DIRECT)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/.directio.test'\n"]
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-26522972-c8be-4be5-83d1-f45412718d94 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 11:22:50.791 1685 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 11:22:50.925 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-26522972-c8be-4be5-83d1-f45412718d94 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3/'\n"]
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-43b99187-3d4b-4f42-8ee5-eab58a448d05 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> b60db5a8-92ea-4a81-bd53-d73dc2019b0b] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 11:27:07.567 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-43b99187-3d4b-4f42-8ee5-eab58a448d05 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> b60db5a8-92ea-4a81-bd53-d73dc2019b0b] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/b60db5a8-92ea-4a81-bd53-d73dc2019b0b/'\n"]
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 ERROR nova.openstack.common.rpc.amqp
>>>>>>>>>>>>>> [req-43b99187-3d4b-4f42-8ee5-eab58a448d05 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Exception during message handling
>>>>>>>>>>>>>> 2013-07-24 11:34:02.320 1685 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-d9052cd7-12d2-4df6-94c2-4ed3891e6bbb c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 69a2c512-bea1-46de-91be-c33a07799981] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 11:38:49.087 1685 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: 69a2c512-bea1-46de-91be-c33a07799981] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 11:38:49.220 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-d9052cd7-12d2-4df6-94c2-4ed3891e6bbb c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 69a2c512-bea1-46de-91be-c33a07799981] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn\n    admin_pass=admin_password)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image\n    fileutils.ensure_tree(basepath(suffix=\'\'))\n', '
>>>>>>>>>>>>>>  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree\n    os.makedirs(path)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs\n    mkdir(name,
>>>>>>>>>>>>>> mode)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/69a2c512-bea1-46de-91be-c33a07799981/'\n"]
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 13:13:09.224 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [req-4d081c1f-ad11-4b89-904d-700291b47894 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Error on '/var/lib/nova/instances' while
>>>>>>>>>>>>>> checking direct I/O: '[Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/.directio.test''
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-4d081c1f-ad11-4b89-904d-700291b47894 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> f105be37-d5d9-4234-ba4e-3897d60e97bb] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 13:13:21.636 1694 ERROR nova.virt.libvirt.driver
>>>>>>>>>>>>>> [-] [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb] During wait destroy,
>>>>>>>>>>>>>> instance disappeared.
>>>>>>>>>>>>>> 2013-07-24 13:13:21.729 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-4d081c1f-ad11-4b89-904d-700291b47894 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> f105be37-d5d9-4234-ba4e-3897d60e97bb] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1510,
>>>>>>>>>>>>>> in spawn\n    block_device_info=block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2326,
>>>>>>>>>>>>>> in to_xml\n    disk_info, rescue, block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2244,
>>>>>>>>>>>>>> in get_guest_config\n    inst_type):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2051,
>>>>>>>>>>>>>> in get_guest_storage_config\n    inst_type)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2013,
>>>>>>>>>>>>>> in get_guest_disk_config\n    self.disk_cachemode,\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 355,
>>>>>>>>>>>>>> in disk_cachemode\n    if not
>>>>>>>>>>>>>> self._supports_direct_io(CONF.instances_path):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1676,
>>>>>>>>>>>>>> in _supports_direct_io\n    {\'path\': dirpath, \'ex\': str(e)})\n', '
>>>>>>>>>>>>>>  File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__\n
>>>>>>>>>>>>>>  self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1663,
>>>>>>>>>>>>>> in _supports_direct_io\n    f = os.open(testfile, os.O_CREAT | os.O_WRONLY
>>>>>>>>>>>>>> | os.O_DIRECT)\n', "OSError: [Errno 13] Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/.directio.test'\n"]
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-4b74d886-c5cc-4e28-ac42-824ba815f7ac c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 748277e2-e3b5-4385-9c0e-c8e0ddefa601] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 14:47:26.986 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-4b74d886-c5cc-4e28-ac42-824ba815f7ac c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 748277e2-e3b5-4385-9c0e-c8e0ddefa601] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-748277e2-e3b5-4385-9c0e-c8e0ddefa601'\n"]
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-e0716278-f864-4f70-962a-bf74559fc4c9 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 23cf38cc-797e-40f2-a995-6e181493c913] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 16:14:54.459 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-e0716278-f864-4f70-962a-bf74559fc4c9 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 23cf38cc-797e-40f2-a995-6e181493c913] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-23cf38cc-797e-40f2-a995-6e181493c913'\n"]
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5d9b9575-a6eb-4324-b975-78dba69c24ef c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 00497f97-a0fe-4a51-b7f6-6901d0d34791] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 16:43:58.434 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-5d9b9575-a6eb-4324-b975-78dba69c24ef c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 00497f97-a0fe-4a51-b7f6-6901d0d34791] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-00497f97-a0fe-4a51-b7f6-6901d0d34791'\n"]
>>>>>>>>>>>>>> 2013-07-24 16:46:43.408 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 17:26:43.627 1694 ERROR nova.manager [-] Error
>>>>>>>>>>>>>> during ComputeManager._run_image_cache_manager_pass: [Errno 13] Permission
>>>>>>>>>>>>>> denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 17:47:46.003 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-370ac716-203d-43aa-a146-709297c715b3 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 8a4e0c84-07ec-40ab-9585-5433dff92b64] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 17:47:55.194 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-370ac716-203d-43aa-a146-709297c715b3 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 8a4e0c84-07ec-40ab-9585-5433dff92b64] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-8a4e0c84-07ec-40ab-9585-5433dff92b64'\n"]
>>>>>>>>>>>>>> 2013-07-24 17:53:42.789 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-153949aa-d5a7-473f-b79b-38616ae77441 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> d3bfc215-7e24-40d2-b6f9-a1542a2b9d05] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 17:54:05.061 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-153949aa-d5a7-473f-b79b-38616ae77441 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> d3bfc215-7e24-40d2-b6f9-a1542a2b9d05] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-d3bfc215-7e24-40d2-b6f9-a1542a2b9d05'\n"]
>>>>>>>>>>>>>> 2013-07-24 18:05:44.677 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-60486a96-54a1-4472-846b-b57209c68921 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 005f7640-a8ce-429a-ba91-85e7db1d86ac] Instance failed to spawn
>>>>>>>>>>>>>> 2013-07-24 18:06:14.408 ERROR nova.compute.manager
>>>>>>>>>>>>>> [req-60486a96-54a1-4472-846b-b57209c68921 c402785616534f2096b34ce132b7d3f2
>>>>>>>>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>>>>>>>>> 005f7640-a8ce-429a-ba91-85e7db1d86ac] Error: ['Traceback (most recent call
>>>>>>>>>>>>>> last):\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 834, in
>>>>>>>>>>>>>> _run_instance\n    set_access_ip=set_access_ip)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1093, in
>>>>>>>>>>>>>> _spawn\n    LOG.exception(_(\'Instance failed to spawn\'),
>>>>>>>>>>>>>> instance=instance)\n', '  File "/usr/lib/python2.7/contextlib.py", line 24,
>>>>>>>>>>>>>> in __exit__\n    self.gen.next()\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn\n    block_device_info)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network\n    domain = self._create_domain(xml,
>>>>>>>>>>>>>> instance=instance)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain\n    domain.createWithFlags(launch_flags)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit\n
>>>>>>>>>>>>>>  result = proxy_call(self._autowrap, f, *args, **kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call\n    rv = execute(f,*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker\n
>>>>>>>>>>>>>>    rv = meth(*args,**kwargs)\n', '  File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in
>>>>>>>>>>>>>> createWithFlags\n    if ret == -1: raise libvirtError
>>>>>>>>>>>>>> (\'virDomainCreateWithFlags() failed\', dom=self)\n', "libvirtError:
>>>>>>>>>>>>>> internal error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-005f7640-a8ce-429a-ba91-85e7db1d86ac'\n"]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>  cat /var/log/nova/nova-*.log | grep -E TRACE
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 08:03:57.262 1820 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 08:43:57.655 1820 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 09:23:57.816 1820 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 10:03:57.993 1820 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/55215431-0a42-4fc8-a642-c08d3cc5e2bc/'
>>>>>>>>>>>>>> 2013-07-24 10:20:21.767 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 55215431-0a42-4fc8-a642-c08d3cc5e2bc]
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/ca733a02-766e-46e1-9a15-bd2a12b10ebd/'
>>>>>>>>>>>>>> 2013-07-24 10:33:17.279 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: ca733a02-766e-46e1-9a15-bd2a12b10ebd]
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/3b15a4e9-fb2c-452a-8045-16d1f58ebf73/'
>>>>>>>>>>>>>> 2013-07-24 10:40:26.722 1820 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 3b15a4e9-fb2c-452a-8045-16d1f58ebf73]
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 10:43:58.194 1820 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1510,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]
>>>>>>>>>>>>>> block_device_info=block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2326,
>>>>>>>>>>>>>> in to_xml
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     disk_info, rescue,
>>>>>>>>>>>>>> block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2244,
>>>>>>>>>>>>>> in get_guest_config
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     inst_type):
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2051,
>>>>>>>>>>>>>> in get_guest_storage_config
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     inst_type)
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2013,
>>>>>>>>>>>>>> in get_guest_disk_config
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     self.disk_cachemode,
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 355,
>>>>>>>>>>>>>> in disk_cachemode
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     if not
>>>>>>>>>>>>>> self._supports_direct_io(CONF.instances_path):
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1676,
>>>>>>>>>>>>>> in _supports_direct_io
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     {'path': dirpath,
>>>>>>>>>>>>>> 'ex': str(e)})
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1663,
>>>>>>>>>>>>>> in _supports_direct_io
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]     f = os.open(testfile,
>>>>>>>>>>>>>> os.O_CREAT | os.O_WRONLY | os.O_DIRECT)
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied: '/var/lib/nova/instances/.directio.test'
>>>>>>>>>>>>>> 2013-07-24 11:03:19.658 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 40c3fb5c-61d9-491a-9bfa-cac824a2887d]
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3/'
>>>>>>>>>>>>>> 2013-07-24 11:22:38.103 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: fd3ab09d-fc9f-4ee9-b5f5-72540893ecd3]
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/b60db5a8-92ea-4a81-bd53-d73dc2019b0b/'
>>>>>>>>>>>>>> 2013-07-24 11:26:00.874 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: b60db5a8-92ea-4a81-bd53-d73dc2019b0b]
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp Traceback (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/amqp.py", line
>>>>>>>>>>>>>> 430, in _process_data
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     rval = self.proxy.dispatch(ctxt,
>>>>>>>>>>>>>> version, method, **args)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/dispatcher.py",
>>>>>>>>>>>>>> line 133, in dispatch
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     return getattr(proxyobj, method)(ctxt,
>>>>>>>>>>>>>> **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/exception.py", line 117, in wrapped
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     temp_level, payload)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File "/usr/lib/python2.7/contextlib.py",
>>>>>>>>>>>>>> line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/exception.py", line 94, in wrapped
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     return f(self, context, *args, **kw)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 209, in
>>>>>>>>>>>>>> decorated_function
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     pass
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File "/usr/lib/python2.7/contextlib.py",
>>>>>>>>>>>>>> line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 195, in
>>>>>>>>>>>>>> decorated_function
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     return function(self, context, *args,
>>>>>>>>>>>>>> **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 260, in
>>>>>>>>>>>>>> decorated_function
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     function(self, context, *args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 237, in
>>>>>>>>>>>>>> decorated_function
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     e, sys.exc_info())
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File "/usr/lib/python2.7/contextlib.py",
>>>>>>>>>>>>>> line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 224, in
>>>>>>>>>>>>>> decorated_function
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     return function(self, context, *args,
>>>>>>>>>>>>>> **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1210, in
>>>>>>>>>>>>>> run_instance
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     do_run_instance()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 242, in inner
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     retval = f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1209, in
>>>>>>>>>>>>>> do_run_instance
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     admin_password, is_first_time, node,
>>>>>>>>>>>>>> instance)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 865, in
>>>>>>>>>>>>>> _run_instance
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self._set_instance_error_state(context,
>>>>>>>>>>>>>> instance['uuid'])
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File "/usr/lib/python2.7/contextlib.py",
>>>>>>>>>>>>>> line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 857, in
>>>>>>>>>>>>>> _run_instance
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     filter_properties, bdms)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 897, in
>>>>>>>>>>>>>> _reschedule_or_reraise
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self._log_original_error(exc_info,
>>>>>>>>>>>>>> instance_uuid)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File "/usr/lib/python2.7/contextlib.py",
>>>>>>>>>>>>>> line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 892, in
>>>>>>>>>>>>>> _reschedule_or_reraise
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self._shutdown_instance(context,
>>>>>>>>>>>>>> instance, bdms)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1222, in
>>>>>>>>>>>>>> _shutdown_instance
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     network_info =
>>>>>>>>>>>>>> self._get_instance_nw_info(context, instance)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 667, in
>>>>>>>>>>>>>> _get_instance_nw_info
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     instance,
>>>>>>>>>>>>>> conductor_api=self.conductor_api)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/network/quantumv2/api.py", line 359,
>>>>>>>>>>>>>> in get_instance_nw_info
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     result =
>>>>>>>>>>>>>> self._get_instance_nw_info(context, instance, networks)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/network/quantumv2/api.py", line 367,
>>>>>>>>>>>>>> in _get_instance_nw_info
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     nw_info =
>>>>>>>>>>>>>> self._build_network_info_model(context, instance, networks)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/network/quantumv2/api.py", line 778,
>>>>>>>>>>>>>> in _build_network_info_model
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     data = client.list_ports(**search_opts)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 107,
>>>>>>>>>>>>>> in with_params
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     ret = self.function(instance, *args,
>>>>>>>>>>>>>> **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 255,
>>>>>>>>>>>>>> in list_ports
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     **_params)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 996,
>>>>>>>>>>>>>> in list
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     for r in self._pagination(collection,
>>>>>>>>>>>>>> path, **params):
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 1009,
>>>>>>>>>>>>>> in _pagination
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     res = self.get(path, params=params)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 982,
>>>>>>>>>>>>>> in get
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     headers=headers, params=params)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 967,
>>>>>>>>>>>>>> in retry_request
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     headers=headers, params=params)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 912,
>>>>>>>>>>>>>> in do_request
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     self._handle_fault_response(status_code,
>>>>>>>>>>>>>> replybody)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 893,
>>>>>>>>>>>>>> in _handle_fault_response
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     exception_handler_v20(status_code,
>>>>>>>>>>>>>> des_error_body)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/quantumclient/v2_0/client.py", line 87,
>>>>>>>>>>>>>> in exception_handler_v20
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp     message=message)
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp QuantumClientException: Request Timeout
>>>>>>>>>>>>>> 2013-07-24 11:27:08.045 1685 TRACE
>>>>>>>>>>>>>> nova.openstack.common.rpc.amqp
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1517,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]
>>>>>>>>>>>>>> admin_pass=admin_password)
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1748,
>>>>>>>>>>>>>> in _create_image
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]
>>>>>>>>>>>>>> fileutils.ensure_tree(basepath(suffix=''))
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]     os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]     mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied:
>>>>>>>>>>>>>> '/var/lib/nova/instances/69a2c512-bea1-46de-91be-c33a07799981/'
>>>>>>>>>>>>>> 2013-07-24 11:38:23.618 1685 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 69a2c512-bea1-46de-91be-c33a07799981]
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 11:41:15.017 1685 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 228, in inner
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager     retval =
>>>>>>>>>>>>>> f(*args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/storage_users.py", line 44, in
>>>>>>>>>>>>>> register_storage_use
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager     with
>>>>>>>>>>>>>> open(id_path, 'w') as f:
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager IOError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lib/nova/instances/compute_nodes'
>>>>>>>>>>>>>> 2013-07-24 12:45:36.353 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1510,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]
>>>>>>>>>>>>>> block_device_info=block_device_info)
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2326,
>>>>>>>>>>>>>> in to_xml
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     disk_info, rescue,
>>>>>>>>>>>>>> block_device_info)
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2244,
>>>>>>>>>>>>>> in get_guest_config
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     inst_type):
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2051,
>>>>>>>>>>>>>> in get_guest_storage_config
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     inst_type)
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2013,
>>>>>>>>>>>>>> in get_guest_disk_config
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     self.disk_cachemode,
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 355,
>>>>>>>>>>>>>> in disk_cachemode
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     if not
>>>>>>>>>>>>>> self._supports_direct_io(CONF.instances_path):
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1676,
>>>>>>>>>>>>>> in _supports_direct_io
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     {'path': dirpath,
>>>>>>>>>>>>>> 'ex': str(e)})
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     self.gen.next()
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1663,
>>>>>>>>>>>>>> in _supports_direct_io
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]     f = os.open(testfile,
>>>>>>>>>>>>>> os.O_CREAT | os.O_WRONLY | os.O_DIRECT)
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb] OSError: [Errno 13]
>>>>>>>>>>>>>> Permission denied: '/var/lib/nova/instances/.directio.test'
>>>>>>>>>>>>>> 2013-07-24 13:13:09.225 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: f105be37-d5d9-4234-ba4e-3897d60e97bb]
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 210, in inner
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> fileutils.ensure_tree(local_lock_path)
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager OSError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 13:25:36.702 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 210, in inner
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> fileutils.ensure_tree(local_lock_path)
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager OSError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 14:05:37.095 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 210, in inner
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> fileutils.ensure_tree(local_lock_path)
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager OSError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 14:45:37.319 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     domain =
>>>>>>>>>>>>>> self._create_domain(xml, instance=instance)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]
>>>>>>>>>>>>>> domain.createWithFlags(launch_flags)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     result =
>>>>>>>>>>>>>> proxy_call(self._autowrap, f, *args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     rv =
>>>>>>>>>>>>>> execute(f,*args,**kwargs)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     rv =
>>>>>>>>>>>>>> meth(*args,**kwargs)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in createWithFlags
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]     if ret == -1: raise
>>>>>>>>>>>>>> libvirtError ('virDomainCreateWithFlags() failed', dom=self)
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601] libvirtError: internal
>>>>>>>>>>>>>> error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-748277e2-e3b5-4385-9c0e-c8e0ddefa601'
>>>>>>>>>>>>>> 2013-07-24 14:47:05.364 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 748277e2-e3b5-4385-9c0e-c8e0ddefa601]
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 210, in inner
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> fileutils.ensure_tree(local_lock_path)
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager OSError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 15:25:37.532 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager Traceback
>>>>>>>>>>>>>> (most recent call last):
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/manager.py", line 241, in
>>>>>>>>>>>>>> periodic_tasks
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> task(self, context)
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 4007, in
>>>>>>>>>>>>>> _run_image_cache_manager_pass
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> storage_users.register_storage_use(CONF.instances_path, CONF.host)
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/lockutils.py", line
>>>>>>>>>>>>>> 210, in inner
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> fileutils.ensure_tree(local_lock_path)
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/fileutils.py", line
>>>>>>>>>>>>>> 29, in ensure_tree
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> os.makedirs(path)
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/os.py", line 157, in makedirs
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> mkdir(name, mode)
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager OSError:
>>>>>>>>>>>>>> [Errno 13] Permission denied: '/var/lock/nova'
>>>>>>>>>>>>>> 2013-07-24 16:05:37.847 1694 TRACE nova.manager
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2435,
>>>>>>>>>>>>>> in _create_domain_and_network
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     domain =
>>>>>>>>>>>>>> self._create_domain(xml, instance=instance)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 2396,
>>>>>>>>>>>>>> in _create_domain
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]
>>>>>>>>>>>>>> domain.createWithFlags(launch_flags)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 187, in doit
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     result =
>>>>>>>>>>>>>> proxy_call(self._autowrap, f, *args, **kwargs)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 147, in
>>>>>>>>>>>>>> proxy_call
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     rv =
>>>>>>>>>>>>>> execute(f,*args,**kwargs)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/eventlet/tpool.py", line 76, in tworker
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     rv =
>>>>>>>>>>>>>> meth(*args,**kwargs)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/libvirt.py", line 711, in createWithFlags
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]     if ret == -1: raise
>>>>>>>>>>>>>> libvirtError ('virDomainCreateWithFlags() failed', dom=self)
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913] libvirtError: internal
>>>>>>>>>>>>>> error cannot load AppArmor profile
>>>>>>>>>>>>>> 'libvirt-23cf38cc-797e-40f2-a995-6e181493c913'
>>>>>>>>>>>>>> 2013-07-24 16:14:39.249 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 23cf38cc-797e-40f2-a995-6e181493c913]
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 00497f97-a0fe-4a51-b7f6-6901d0d34791] Traceback (most recent
>>>>>>>>>>>>>> call last):
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 00497f97-a0fe-4a51-b7f6-6901d0d34791]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1089, in
>>>>>>>>>>>>>> _spawn
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 00497f97-a0fe-4a51-b7f6-6901d0d34791]     block_device_info)
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 00497f97-a0fe-4a51-b7f6-6901d0d34791]   File
>>>>>>>>>>>>>> "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line 1520,
>>>>>>>>>>>>>> in spawn
>>>>>>>>>>>>>> 2013-07-24 16:43:47.486 1694 TRACE nova.compute.manager
>>>>>>>>>>>>>> [instance: 00497f97-a0fe-4a51-b7f6-6901d0d34791]
>>>>>>>>>>>>>>
>>>>>>>>>>>>> ...
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Mailing list: https://launchpad.net/~openstack
>>>>>>>> Post to     : openstack@xxxxxxxxxxxxxxxxxxx
>>>>>>>> Unsubscribe : https://launchpad.net/~openstack
>>>>>>>> More help   : https://help.launchpad.net/ListHelp
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>