[Openstack] Configuring Live Migration

Guilherme Russi luisguilherme.cr at gmail.com
Tue Jul 30 16:51:08 UTC 2013


It didn't work :(


2013/7/30 Guilherme Russi <luisguilherme.cr at gmail.com>

> Ok, testing it.
>
>
> 2013/7/30 Filipe Manco <filipe.manco at gmail.com>
>
>> Basically edit the /etc/passwd and /etc/passwd- files and change
>> /bin/false to /bin/bash on the nova user entry.
>>
>> I'm having another problem after this related to libvirt but I have no
>> time to fix it know. Basically the migration ends but then libvirt isn't
>> able to boot the machine again. Let me know about your results.
>>
>> Regards
>>
>> Filipe Manco
>> http://about.me/fmanco
>>
>>
>> 2013/7/30 Guilherme Russi <luisguilherme.cr at gmail.com>
>>
>>> Ok, on my scenario I have 2 Compute nodes and 1 Controller + Network
>>> node, how did you change your configs, I can try your idea.
>>>
>>>
>>> 2013/7/30 Filipe Manco <filipe.manco at gmail.com>
>>>
>>>> No I just wanted to know what is your scenario. About the mkdir I spend
>>>> a couple of time looking at it and managed to fix it by changing the shell
>>>> of the nova user to /bin/bash instead of /bin/false on all the compute
>>>> nodes. You can try it.
>>>>
>>>> Filipe Manco
>>>> http://about.me/fmanco
>>>>
>>>>
>>>> 2013/7/30 Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>
>>>>> Hello Filipe, I followed the manual on the openstack documentation, I
>>>>> shared the /var/lib/nova/instances on my controller, do I need to share
>>>>> another folders?
>>>>>
>>>>> Regards.
>>>>>
>>>>>
>>>>> 2013/7/30 Filipe Manco <filipe.manco at gmail.com>
>>>>>
>>>>>> Hi
>>>>>>
>>>>>> A couple of messages ago you shown an error where the mkdir command
>>>>>> failed. At that time the keys were properly configured. Can you revert your
>>>>>> changes?
>>>>>>
>>>>>> About the mkdir error, I had a similar one but I wasn't able to fix
>>>>>> it yet. Do you have shared storage for your instances?
>>>>>>
>>>>>> I never used virsh directly because, AFAIK, openstack will not be
>>>>>> informed of the changes and will not work correctly (but I may be wrong in
>>>>>> this one).
>>>>>>
>>>>>> Filipe Manco
>>>>>> http://about.me/fmanco
>>>>>>
>>>>>>
>>>>>> 2013/7/30 Guilherme Russi <luisguilherme.cr at gmail.com>
>>>>>>
>>>>>>> I created the new key, but still getting error: here are the logs:
>>>>>>>
>>>>>>> cat /var/log/nova/nova-compute.log | grep -E ERROR
>>>>>>> 2013-07-30 11:37:51.097 ERROR nova.compute.manager
>>>>>>> [req-c3441bfc-dcd7-4625-b701-716f152a4bfe c402785616534f2096b34ce132b7d3f2
>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] [instance:
>>>>>>> bed3c3be-31d6-42c3-9a7f-e40ef9c1c764] Unexpected error while running
>>>>>>> command.
>>>>>>>  Stderr: 'Host key verification failed.\r\n'. Setting instance
>>>>>>> vm_state to ERROR
>>>>>>> 2013-07-30 11:37:52.463 ERROR nova.openstack.common.rpc.amqp
>>>>>>> [req-c3441bfc-dcd7-4625-b701-716f152a4bfe c402785616534f2096b34ce132b7d3f2
>>>>>>> d532a4fc2e9e4b5f83b6dec7085237e5] Exception during message handling
>>>>>>>
>>>>>>>
>>>>>>> cat /var/log/nova/nova-compute.log | grep -E TRACE
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> Traceback (most recent call last):
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/amqp.py",
>>>>>>> line 430, in _process_data
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   rval = self.proxy.dispatch(ctxt, version, method, **args)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File
>>>>>>> "/usr/lib/python2.7/dist-packages/nova/openstack/common/rpc/dispatcher.py",
>>>>>>> line 133, in dispatch
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   return getattr(proxyobj, method)(ctxt, **kwargs)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/exception.py", line 117, in
>>>>>>> wrapped
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   temp_level, payload)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   self.gen.next()
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/exception.py", line 94, in
>>>>>>> wrapped
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   return f(self, context, *args, **kw)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 209,
>>>>>>> in decorated_function
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   pass
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   self.gen.next()
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 195,
>>>>>>> in decorated_function
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   return function(self, context, *args, **kwargs)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 260,
>>>>>>> in decorated_function
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   function(self, context, *args, **kwargs)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 237,
>>>>>>> in decorated_function
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   e, sys.exc_info())
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   self.gen.next()
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 224,
>>>>>>> in decorated_function
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   return function(self, context, *args, **kwargs)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2354,
>>>>>>> in resize_instance
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   block_device_info)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line
>>>>>>> 3467, in migrate_disk_and_power_off
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   inst_base_resize)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   self.gen.next()
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/virt/libvirt/driver.py", line
>>>>>>> 3444, in migrate_disk_and_power_off
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   utils.execute('ssh', dest, 'mkdir', '-p', inst_base)
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> File "/usr/lib/python2.7/dist-packages/nova/utils.py", line 239, in execute
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>   cmd=' '.join(cmd))
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> ProcessExecutionError: Unexpected error while running command.
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> Command: ssh 10.3.77.48 mkdir -p
>>>>>>> /var/lib/nova/instances/bed3c3be-31d6-42c3-9a7f-e40ef9c1c764
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> Exit code: 255
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> Stdout: ''
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>> Stderr: 'Host key verification failed.\r\n'
>>>>>>> 2013-07-30 11:37:52.463 6254 TRACE nova.openstack.common.rpc.amqp
>>>>>>>
>>>>>>> I've been trying to migrate directly with virsh, but I got this
>>>>>>> error and the solutions through the web don't help.
>>>>>>>
>>>>>>> virsh migrate --live instance-00000063 qemu+ssh://192.168.3.3/system
>>>>>>> root at 192.168.3.3's password:
>>>>>>> erro: internal error cannot load AppArmor profile
>>>>>>> 'libvirt-bed3c3be-31d6-42c3-9a7f-e40ef9c1c764'
>>>>>>>
>>>>>>>
>>>>>>> Thank you all.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> 2013/7/29 <yongiman at gmail.com>
>>>>>>>
>>>>>>> Hi Guilherme,
>>>>>>>>
>>>>>>>> I suugest making new ssh key and put the public key in the host
>>>>>>>>
>>>>>>>> # ssh-keygen (you will find id_rsa.pub in your .ssh directory)
>>>>>>>>
>>>>>>>> Copy the contents of this file and paste at the last line of
>>>>>>>> authorized_keys in the host.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On 2013. 7. 29., at 오후 10:40, Guilherme Russi <
>>>>>>>> luisguilherme.cr at gmail.com> wrote:
>>>>>>>>
>>>>>>>> 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 at gmail.com>
>>>>>>>>
>>>>>>>>> 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 at gmail.com>
>>>>>>>>>
>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>
>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>
>>>>>>>>>>>> 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 at 192.168.3.3's password:
>>>>>>>>>>>>
>>>>>>>>>>>> But I don't know the user nova's password.
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> 2013/7/26 Filipe Manco <filipe.manco at gmail.com>
>>>>>>>>>>>>
>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>
>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> 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 at corp.netease.com>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> **
>>>>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>>>> *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 at corp.netease.com>
>>>>>>>>>>>>>>>>> *抄送:*"openstack at lists.launchpad.net"<
>>>>>>>>>>>>>>>>> openstack at lists.launchpad.net>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>  When I enter the action to migrate, the only two errors
>>>>>>>>>>>>>>>>> showen at this period are these two.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> 2013/7/25 Wangpan <hzwangpan at corp.netease.com>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> **
>>>>>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>>>>> *发送时间:*2013-07-26 04:48
>>>>>>>>>>>>>>>>>> *主题:*Re: Re: Re: Re: [Openstack] Configuring Live
>>>>>>>>>>>>>>>>>> Migration
>>>>>>>>>>>>>>>>>> *收件人:*"Wangpan"<hzwangpan at corp.netease.com>,"
>>>>>>>>>>>>>>>>>> openstack at lists.launchpad.net"<
>>>>>>>>>>>>>>>>>> openstack at lists.launchpad.net>
>>>>>>>>>>>>>>>>>> *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 at gmail.com>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Typed wrong here
>>>>>>>>>>>>>>>>>>>> Em 25/07/2013 00:42, "Wangpan" <
>>>>>>>>>>>>>>>>>>>> hzwangpan at corp.netease.com> 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 at gmail.com>
>>>>>>>>>>>>>>>>>>>>> *发送时间:*2013-07-25 10:39
>>>>>>>>>>>>>>>>>>>>> *主题:*Re: Re: Re: [Openstack] Configuring Live
>>>>>>>>>>>>>>>>>>>>> Migration
>>>>>>>>>>>>>>>>>>>>> *收件人:*"Wangpan"<hzwangpan at corp.netease.com>
>>>>>>>>>>>>>>>>>>>>> *抄送:*
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>  I've done chmod 777 -R /var/log/nova/instances
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> Does it work?
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>> 2013/7/24 Wangpan <hzwangpan at corp.netease.com>
>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>> **
>>>>>>>>>>>>>>>>>>>>>> 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 at gmail.com>
>>>>>>>>>>>>>>>>>>>>>> *发送时间:*2013-07-25 10:08
>>>>>>>>>>>>>>>>>>>>>> *主题:*Re: Re: [Openstack] Configuring Live Migration
>>>>>>>>>>>>>>>>>>>>>> *收件人:*"Wangpan"<hzwangpan at corp.netease.com>
>>>>>>>>>>>>>>>>>>>>>> *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
>>>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>>>  ...
>>>>>>>
>>>>>>> [Mensagem reduzida]
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>
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