Not sure, but it seems like this feature is available for XenServer, only <a href="http://osdir.com/ml/openstack-cloud-computing/2011-10/msg00473.html">http://osdir.com/ml/openstack-cloud-computing/2011-10/msg00473.html</a><br>
<br>Does anybody know more?<br><br>Marco.<br><br><div class="gmail_quote">On Mon, Dec 3, 2012 at 3:42 PM, Afef MDHAFFAR <span dir="ltr"><<a href="mailto:afef.mdhaffar@gmail.com" target="_blank">afef.mdhaffar@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi all,<div><br></div><div>when I try to resize a running instance, I get this error:</div><div>Is there any way to solve it?</div>
<div><br></div><div><br></div><div><div>2012-12-03 14:38:25 ERROR nova.compute.manager [req-3e393b4e-d0ed-430f-b0cc-53a9167e6666 afef cep4cma] [instance: d3dba21b-3877-4da3-a2ab-8128f8515573] VHD coalesce attempts exceeded (5), giving up.... Setting instance vm_state to ERROR</div>
<div>2012-12-03 14:38:25 DEBUG nova.manager [-] Running periodic task SchedulerManager._expire_reservations from (pid=19093) periodic_tasks /opt/stack/nova/nova/manager.py:171</div><div>2012-12-03 14:38:25 DEBUG nova.openstack.common.lockutils [req-3e393b4e-d0ed-430f-b0cc-53a9167e6666 afef cep4cma] Got semaphore "compute_resources" for method "update_usage"... from (pid=19070) inner /opt/stack/nova/nova/openstack/common/lockutils.py:185</div>
<div>2012-12-03 14:38:26 DEBUG nova.openstack.common.rpc.amqp [-] received {u'_context_roles': [], u'_context_request_id': u'req-9cc1eaf2-4773-4db0-b4d7-d80e4cf306eb', u'_context_quota_class': None, u'_context_project_name': None, u'_context_service_catalog': None, u'_context_user_name': None, u'_context_auth_token': '<SANITIZED>', u'args': {u'service_name': u'compute', u'host': u'computeDomU03', u'capabilities': {u'host_name-description': u'Default install of XenServer', u'disk_available': 230087983104, u'host_hostname': u'compute09', u'supported_instances': [[u'x86_64', u'xapi', u'xen'], [u'x86_32p', u'xapi', u'xen'], [u'x86_32', u'xapi', u'hvm'], [u'x86_32p', u'xapi', u'hvm'], [u'x86_64', u'xapi', u'hvm']], u'host_memory_overhead': 106897408, u'enabled': u'true', u'host_ip': u'10.0.1.19', u'host_capabilities': [u'xen-3.0-x86_64', u'xen-3.0-x86_32p', u'hvm-3.0-x86_32', u'hvm-3.0-x86_32p', u'hvm-3.0-x86_64'], u'host_uuid': u'03433673-d30c-4f8e-94cc-43d53f9c2207', u'host_memory_free': 5261139968, u'disk_total': 242124587008, u'host_ip_address': u'10.0.1.166', u'hypervisor_hostname': u'compute09', u'host_memory_total': 8589463552, u'host_memory_free_computed': 5178503168, u'disk_used': 12036603904, u'host_other-config': {u'agent_start_time': u'1353496206.', u'boot_time': u'1353496188.', u'no_local_storage': u'true'}, u'host_name-label': u'compute09', u'host_cpu_info': {u'physical_features': u'00000000-00000000-00000000-00000000', u'modelname': u'Dual-Core AMD Opteron(tm) Processor 2216 HE', u'vendor': u'AuthenticAMD', u'features': u'00000000-00000000-00000000-00000000', u'family': 15, u'maskable': u'no', u'cpu_count': 4, u'flags': u'fpu de tsc msr pae cx8 apic cmov pat clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow rep_good nopl extd_apicid pni cx16 hypervisor lahf_lm cmp_legacy extapic cr8_legacy', u'stepping': 2, u'model': 65, u'features_after_reboot': u'00000000-00000000-00000000-00000000', u'speed': u'2394.010'}}}, u'_context_instance_lock_checked': False, u'_context_is_admin': True, u'version': u'2.0', u'_context_project_id': None, u'_context_timestamp': u'2012-12-03T14:38:26.342811', u'_context_read_deleted': u'no', u'_context_user_id': None, u'method': u'update_service_capabilities', u'_context_remote_address': None} from (pid=19093) _safe_log /opt/stack/nova/nova/openstack/common/rpc/common.py:195</div>
<div>2012-12-03 14:38:26 DEBUG nova.openstack.common.rpc.amqp [-] unpacked context: {'project_name': None, 'user_id': None, 'roles': [], 'timestamp': u'2012-12-03T14:38:26.342811', 'auth_token': '<SANITIZED>', 'remote_address': None, 'quota_class': None, 'is_admin': True, 'service_catalog': None, 'request_id': u'req-9cc1eaf2-4773-4db0-b4d7-d80e4cf306eb', 'instance_lock_checked': False, 'project_id': None, 'user_name': None, 'read_deleted': u'no'} from (pid=19093) _safe_log /opt/stack/nova/nova/openstack/common/rpc/common.py:195</div>
<div>2012-12-03 14:38:26 DEBUG nova.scheduler.host_manager [req-9cc1eaf2-4773-4db0-b4d7-d80e4cf306eb None None] Received compute service update from (u'computeDomU03', u'compute09'). from (pid=19093) update_service_capabilities /opt/stack/nova/nova/scheduler/host_manager.py:340</div>
<div>2012-12-03 14:38:26 DEBUG nova.openstack.common.lockutils [req-3e393b4e-d0ed-430f-b0cc-53a9167e6666 afef cep4cma] Got semaphore "compute_resources" for method "update_usage"... from (pid=19070) inner /opt/stack/nova/nova/openstack/common/lockutils.py:185</div>
<div>2012-12-03 14:38:26 ERROR nova.openstack.common.rpc.amqp [-] Exception during message handling</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp Traceback (most recent call last):</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/openstack/common/rpc/amqp.py", line 276, in _process_data</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp rval = self.proxy.dispatch(ctxt, version, method, **args)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/openstack/common/rpc/dispatcher.py", line 145, in dispatch</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp return getattr(proxyobj, method)(ctxt, **kwargs)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/exception.py", line 115, in wrapped</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp temp_level, payload)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self.gen.next()</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/exception.py", line 90, in wrapped</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp return f(*args, **kw)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 191, in decorated_function</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp pass</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__</div><div>
2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self.gen.next()</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 177, in decorated_function</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp return function(self, context, *args, **kwargs)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 218, in decorated_function</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp kwargs['instance']['uuid'], e, sys.exc_info())</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self.gen.next()</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 206, in decorated_function</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp return function(self, context, *args, **kwargs)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 1905, in resize_instance</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp network_info=network_info)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 35, in __exit__</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self.gen.throw(type, value, traceback)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/compute/manager.py", line 3203, in _error_out_instance_on_exception</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self._set_instance_error_state(context, instance_uuid)</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/usr/lib/python2.7/contextlib.py", line 24, in __exit__</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp self.gen.next()</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp File "/opt/stack/nova/nova/openstack/common/excutils.py", line 49, in save_and_reraise_exception</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp raise type_, value, tb</div><div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp TypeError: exceptions must be old-style classes or derived from BaseException, not NoneType</div>
<div>2012-12-03 14:38:26 TRACE nova.openstack.common.rpc.amqp </div><div><br></div><div><br></div>Thank you,</div><div>Afef<br><br><br><br>
</div>
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<br></blockquote></div><br>