[Openstack] Instance resize error

Priyanka ppnaik at cse.iitb.ac.in
Mon Oct 12 04:15:57 UTC 2015





Can I copy the nova folder from /disk to /home and then change the 
state_path to /home/nova. Do I need to do any other changes?

Thanks,

Priyanka
On Saturday 10 October 2015 02:57 PM, Ignazio Cassano wrote:
>
> probably it expects the same path on both nodes.
> I use the same.
> You can try with a symbolyc link
>
> Il giorno 10/ott/2015 11:16, "Priyanka" <ppnaik at cse.iitb.ac.in 
> <mailto:ppnaik at cse.iitb.ac.in>> ha scritto:
>
>     No the state_path on both the nodes is not same. for one it is
>     /disk1/nova for the second compute node it is /home/nova.
>
>     Thanks,
>
>     Priyanka
>     On Saturday 10 October 2015 02:41 PM, Ignazio Cassano wrote:
>>
>>     It is very strange.
>>     Check nova.conf on both nodes to verify the instance path is the
>>     same.
>>     Are you resizing an istance with a cinder volume or with
>>     ephemeral storage ?
>>     I found another configuration issue when try to resize an
>>     instance with a volume: libvirt chanche the ownership of the
>>     volume file.
>>     Is this your case ?
>>
>>     Il giorno 10/ott/2015 10:52, "Priyanka" <ppnaik at cse.iitb.ac.in
>>     <mailto:ppnaik at cse.iitb.ac.in>> ha scritto:
>>
>>         Yes, the nova directory in both the compute nodes is owned by
>>         nova user. Am I facing the issue because of the different
>>         state_paths? Because it is trying to make a /disk1/nova
>>         directory on the second compute node but there the state_path
>>         is /home/nova on which is owned by the nova user.
>>
>>         Thanks,
>>
>>         Priyanka
>>         On Saturday 10 October 2015 01:51 PM, Ritesh Nanda wrote:
>>>         Make sure permission on the directory is correct  , it
>>>         should be owned by nova user.
>>>
>>>         Regards,
>>>         Ritesh
>>>
>>>         Sent from my iPhone
>>>
>>>         On Oct 10, 2015, at 12:59 AM, Priyanka
>>>         <ppnaik at cse.iitb.ac.in <mailto:ppnaik at cse.iitb.ac.in>> wrote:
>>>
>>>>         Hi,
>>>>
>>>>         I am facing the following issue while resizing a VM on a
>>>>         multi node openstack juno setup.
>>>>
>>>>         |{"message":  "Unexpected error while running command.                                             |
>>>>         |                                      | Command: ssh 10.129.2.102 mkdir -p /disk1/nova/instances/ee99f8a4-3c10-403d-a73c-566266e919b7    |
>>>>         |                                      | Exit code: 1                                                                                     |
>>>>         |                                      | Stdout: u''                                                                                      |
>>>>         |                                      | Stderr: 'mkdir: cannot create directory \\xe2\\x80\\x98/disk1\\xe2\\x80\\x99: Permission denied\ |
>>>>         |                                      | '",  "code":  500,  "created":  "2015-10-10T07:43:54Z"}|
>>>>
>>>>         The state_path of the compute nodes are different. That is
>>>>         on the original compute node the state_path in nova.conf is
>>>>         /disk1/nova and on the compute node on which it is trying
>>>>         to migrate it is /home/nova/. I have set the SSH
>>>>         passwordless authentication on both the compute nodes.
>>>>
>>>>         How can I resolve this issue. Please help.
>>>>
>>>>
>>>>         Thanks,
>>>>
>>>>         Priyanka
>>>>
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>>
>>
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>



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