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<p class="MsoNormal">Hi All,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I’ve been working on Nova (stable/essex) with VMWare ESXi as the Hypervisor. Everything working fine except “nova-manage service describe_resource” function. Following snip shows the error:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">root@openstack-secondary:~# nova-manage service describe_resource openstack-secondary<o:p></o:p></p>
<p class="MsoNormal">Command failed, please check log for more info<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">And the nova-manage log is like this:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">2012-08-14 12:50:04 DEBUG nova.rpc.common [req-990062e8-1a10-43f8-84bd-68f3ebfeb065 None None] Making asynchronous call on scheduler ... from (pid=12241) multicall /usr/lib/python2.7/dist-packages/nova/rpc/amqp.py:319<o:p></o:p></p>
<p class="MsoNormal">2012-08-14 12:50:04 DEBUG nova.rpc.common [req-990062e8-1a10-43f8-84bd-68f3ebfeb065 None None] MSG_ID is 3fc554e4da964cab9d6145cec70ef81b from (pid=12241) multicall /usr/lib/python2.7/dist-packages/nova/rpc/amqp.py:322<o:p></o:p></p>
<p class="MsoNormal">2012-08-14 12:50:04 DEBUG nova.rpc.common [req-990062e8-1a10-43f8-84bd-68f3ebfeb065 None None] Pool creating new connection from (pid=12241) create /usr/lib/python2.7/dist-packages/nova/rpc/amqp.py:57<o:p></o:p></p>
<p class="MsoNormal">2012-08-14 12:50:04 INFO nova.rpc.common [req-990062e8-1a10-43f8-84bd-68f3ebfeb065 None None] Connected to AMQP server on xx.xx.xx.xx:5672<o:p></o:p></p>
<p class="MsoNormal">2012-08-14 12:50:04 CRITICAL nova [req-990062e8-1a10-43f8-84bd-68f3ebfeb065 None None] Remote error: IndexError list index out of range<o:p></o:p></p>
<p class="MsoNormal">[u'Traceback (most recent call last):\n', u' File "/usr/lib/python2.7/dist-packages/nova/rpc/amqp.py", line 250, in _process_data\n rval = node_func(context=ctxt, **node_args)\n', u' File "/usr/lib/python2.7/dist-packages/nova/scheduler/manager.py",
line 154, in show_host_resources\n compute_ref = compute_ref[\'compute_node\'][0]\n', u'IndexError: list index out of range\n'].<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: Traceback (most recent call last):<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/bin/nova-manage", line 2459, in <module><o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: main()<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/bin/nova-manage", line 2446, in main<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: fn(*fn_args, **fn_kwargs)<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/bin/nova-manage", line 1126, in describe_resource<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: "args": {"host": host}})<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/__init__.py", line 69, in call<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: return _get_impl().call(context, topic, msg, timeout)<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 624, in call<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: return rpc_amqp.call(context, topic, msg, timeout, Connection.pool)<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/amqp.py", line 336, in call<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: rv = list(rv)<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/amqp.py", line 304, in __iter__<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: raise result<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: RemoteError: Remote error: IndexError list index out of range<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: [u'Traceback (most recent call last):\n', u' File "/usr/lib/python2.7/dist-packages/nova/rpc/amqp.py", line 250, in _process_data\n rval = node_func(context=ctxt, **node_args)\n', u' File "/usr/lib/python2.7/dist-packages/nova/scheduler/manager.py",
line 154, in show_host_resources\n compute_ref = compute_ref[\'compute_node\'][0]\n', u'IndexError: list index out of range\n'].<o:p></o:p></p>
<p class="MsoNormal">(nova): TRACE: <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Also I’m getting an error while compute is trying to update its status to the scheduler. The error in compute’s log is as show below:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">2012-08-14 12:54:22 INFO nova.compute.manager [-] Updating host status<o:p></o:p></p>
<p class="MsoNormal">2012-08-14 12:54:22 ERROR nova.manager [-] Error during ComputeManager._report_driver_status:<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: Traceback (most recent call last):<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: File "/usr/lib/python2.7/dist-packages/nova/manager.py", line 155, in periodic_tasks<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: task(self, context)<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 2217, in _report_driver_status<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: self.driver.get_host_stats(refresh=True))<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: File "/usr/lib/python2.7/dist-packages/nova/virt/driver.py", line 572, in get_host_stats<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: raise NotImplementedError()<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE: NotImplementedError<o:p></o:p></p>
<p class="MsoNormal">(nova.manager): TRACE:<o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal">Compute_nodes table is not getting updated because compute is not able to poll scheduler with host details. And "nova-manage service describe_resouce hostname" fetches data from compute_nodes table. Is the problem related to the vmwareapi?<span style="color:#1F497D">
</span>Has anyone faced/worked on similar problem?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Any help would be appreciated..:) <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Regards,<o:p></o:p></p>
<p class="MsoNormal">Sirisha G<o:p></o:p></p>
</div>
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