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[Eugene Shih <eugene.shih@xxxxxxxxxx>]

I have also encountered this error and I have two hosts.

However, I will try setting this flag. Is this flag set on the command line
using the nova tool?

Thanks in advance,
Eugene

On Thu, Nov 17, 2011 at 3:26 AM, <Adrian_F_Smith@xxxxxxxx> wrote:

> The resize operation requires you have at least two hosts. Try setting the
> flag “allow_resize_to_same_host=true”.****
>
> ** **
>
> Adrian****
>
> ** **
>
> ** **
>
> *From:* openstack-bounces+adrian_f_smith=dell.com@xxxxxxxxxxxxxxxxxxx[mailto:
> openstack-bounces+adrian_f_smith=dell.com@xxxxxxxxxxxxxxxxxxx] *On Behalf
> Of *darkfower
> *Sent:* Thursday, November 17, 2011 6:33 AM
> *To:* openstack@xxxxxxxxxxxxxxxxxxx
> *Subject:* [Openstack] resize error (diablo)****
>
> ** **
>
> first, i exec command :****
>
> ** **
>
> nova --username admin --apikey gamewave --projectid admin --url
> http://192.168.1.2:5000/v2.0/ --version 1.1 --debug list****
>
> ** **
>
> result as follow :****
>
> ** **
>
>
> +----+------------+--------+-------------------------------------------------+
> ****
>
> | ID |    Name    | Status |                     Networks
>    |****
>
>
> +----+------------+--------+-------------------------------------------------+
> ****
>
> | 1  | yanfaceshi | ACTIVE | private=10.0.0.2, 222.185.228.78,
> 112.82.246.78 |****
>
> | 7  | q          | ACTIVE | private=10.0.0.7
>    |****
>
>
> +----+------------+--------+-------------------------------------------------+
> ****
>
> ** **
>
> ** **
>
> second , i exec command :****
>
> ** **
>
> nova --username admin --apikey gamewave --projectid admin --url
> http://192.168.1.2:5000/v2.0/ --version 1.1 --debug flavor-list****
>
> ** **
>
> ** **
>
> result as follow:****
>
> ** **
>
>
> +----+---------------+-----------+------+----------+-------+------------+----------+
> ****
>
> | ID |      Name     | Memory_MB | Swap | Local_GB | VCPUs | RXTX_Quota |
> RXTX_Cap |****
>
>
> +----+---------------+-----------+------+----------+-------+------------+----------+
> ****
>
> | 0  | x1.4U-8G-146G | 8192      | 0    | 146      | 4     | 0          |
> 0        |****
>
> | 1  | m1.tiny       | 512       | 0    | 0        | 1     | 0          |
> 0        |****
>
> | 2  | m1.small      | 2048      | 0    | 20       | 1     | 0          |
> 0        |****
>
> | 3  | m1.medium     | 4096      | 0    | 40       | 2     | 0          |
> 0        |****
>
> | 4  | m1.large      | 8192      | 0    | 80       | 4     | 0          |
> 0        |****
>
> | 5  | m1.xlarge     | 16384     | 0    | 160      | 8     | 0          |
> 0        |****
>
>
> +----+---------------+-----------+------+----------+-------+------------+----------+
> ****
>
> ** **
>
> ** **
>
> when i exec resize command :****
>
> ** **
>
> nova --username admin --apikey gamewave --projectid admin --url
> http://192.168.1.2:5000/v2.0/ --version 1.1 --debug resize q m1.small****
>
> ** **
>
> error :****
>
> ** **
>
> 2011-11-17 14:32:20,763 DEBUG nova.rpc [-] received {u'_context_roles':
> [u'Admin', u'Admin', u'KeystoneAdmin', u'KeystoneServiceAdmin'],
> u'_context_request_id': u'10e02034-2c02-4702-af0d-966eab614b11',
> u'_context_read_deleted': False, u'args': {u'instance_id':
> u'a831277c-fae4-407f-af67-9bf672885e44', u'instance_type_id': 5},
> u'_context_auth_token': u'ee56dcd8ff2ef8e02001', u'_context_strategy':
> u'keystone', u'_context_is_admin': True, u'_context_project_id': u'1',
> u'_context_timestamp': u'2011-11-17T06:32:20.408549', u'_context_user_id':
> u'admin', u'method': u'prep_resize', u'_context_remote_address':
> u'192.168.1.2'} from (pid=17797) __call__
> /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600****
>
> 2011-11-17 14:32:20,763 DEBUG nova.rpc [-] unpacked context: {'user_id':
> u'admin', 'roles': [u'Admin', u'Admin', u'KeystoneAdmin',
> u'KeystoneServiceAdmin'], 'timestamp': u'2011-11-17T06:32:20.408549',
> 'auth_token': u'ee56dcd8ff2ef8e02001', 'msg_id': None, 'remote_address':
> u'192.168.1.2', 'strategy': u'keystone', 'is_admin': True, 'request_id':
> u'10e02034-2c02-4702-af0d-966eab614b11', 'project_id': u'1',
> 'read_deleted': False} from (pid=17797) _unpack_context
> /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646****
>
> 2011-11-17 14:32:20,764 INFO nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] check_instance_lock:
> decorating: |<function prep_resize at 0x1f5ea28>|****
>
> 2011-11-17 14:32:20,765 INFO nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] check_instance_lock:
> arguments: |<nova.compute.manager.ComputeManager object at 0x1815650>|
> |<nova.rpc.impl_kombu.RpcContext object at 0x3e29ad0>|
> |a831277c-fae4-407f-af67-9bf672885e44|****
>
> 2011-11-17 14:32:20,765 DEBUG nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] instance
> a831277c-fae4-407f-af67-9bf672885e44: getting locked state from (pid=17797)
> get_lock /usr/lib/python2.7/dist-packages/nova/compute/manager.py:1165****
>
> 2011-11-17 14:32:21,018 INFO nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] check_instance_lock: locked:
> |False|****
>
> 2011-11-17 14:32:21,018 INFO nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] check_instance_lock: admin:
> |True|****
>
> 2011-11-17 14:32:21,018 INFO nova.compute.manager
> [10e02034-2c02-4702-af0d-966eab614b11 admin 1] check_instance_lock:
> executing: |<function prep_resize at 0x1f5ea28>|****
>
> 2011-11-17 14:32:21,667 ERROR nova.rpc [-] Exception during message
> handling****
>
> (nova.rpc): TRACE: Traceback (most recent call last):****
>
> (nova.rpc): TRACE:   File
> "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 620, in
> _process_data****
>
> (nova.rpc): TRACE:     rval = node_func(context=ctxt, **node_args)****
>
> (nova.rpc): TRACE:   File
> "/usr/lib/python2.7/dist-packages/nova/exception.py", line 98, in wrapped*
> ***
>
> (nova.rpc): TRACE:     return f(*args, **kw)****
>
> (nova.rpc): TRACE:   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 117, in
> decorated_function****
>
> (nova.rpc): TRACE:     function(self, context, instance_id, *args,
> **kwargs)****
>
> (nova.rpc): TRACE:   File
> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 931, in
> prep_resize****
>
> (nova.rpc): TRACE:     raise exception.Error(msg)****
>
> (nova.rpc): TRACE: Error: Migration error: destination same as source!****
>
> (nova.rpc): TRACE: ****
>
> ** **
>
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