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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi Yungho,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">The use of aggregates with XenServer pools in this fashion is not very well tested – unless you absolutely need shared storage (i.e. live storage migration
is not sufficient) then we’d advise you don’t use aggregates with pools like this.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">This was a known regression at release time and it is fixed now.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Bob<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> yungho [mailto:yungho5054@gmail.com]
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<b>Sent:</b> 09 June 2014 04:57<br>
<b>To:</b> openstack-operators@lists.openstack.org<br>
<b>Subject:</b> [Openstack-operators] OpenStack Havana+ XenServer6.2 Seek help<o:p></o:p></span></p>
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<p class="MsoNormal">Nova-compute the first successful connection MASTER XENSERVER<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">I discover, that I can't set up nova-compute on "second host" in XenServer pool<br>
which is created by XenServer (without OpenStack aggregate), error is same. To<br>
master host nova-compute connects successfully. I tested this in two different<br>
XenServer 6.2 pools.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">Is there some solution how can start to work "second host's" nova-computes?</span><o:p></o:p></p>
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<p class="MsoNormal"><span lang="EN">The second nova-compute connected SLAVE XENSERVER following error LOG</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">Add Aggregate reference
<a href="https://wiki.openstack.org/wiki/XenServer/LiveMigration">https://wiki.openstack.org/wiki/XenServer/LiveMigration</a></span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:56.664 2640 INFO nova.openstack.common.periodic_task [-] Skipping periodic task _periodic_update_dns because its interval is negative<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:56.679 2640 DEBUG stevedore.extension [-] found extension EntryPoint.parse('file = nova.image.download.file') _load_plugins /usr/lib/python2.7/dist-packages/stevedore/extension.py:84<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:56.713 2640 INFO nova.virt.driver [-] Loading compute driver 'xenapi.XenAPIDriver'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 CRITICAL nova [-] 'XenAPISession' object has no attribute '_virtapi'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova Traceback (most recent call last):<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/bin/nova-compute", line 10, in <module><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova sys.exit(main())<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/cmd/compute.py", line 68, in main<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova db_allowed=False)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/service.py", line 257, in create<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova db_allowed=db_allowed)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/service.py", line 139, in __init__<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova self.manager = manager_class(host=self.host, *args, **kwargs)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 456, in __init__<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova self.driver = driver.load_compute_driver(self.virtapi, compute_driver)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/virt/driver.py", line 1127, in load_compute_driver<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova virtapi)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/openstack/common/importutils.py", line 52, in import_object_ns<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova return import_class(import_value)(*args, **kwargs)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/driver.py", line 144, in __init__<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova self._session = XenAPISession(url, username, password, self.virtapi)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/driver.py", line 675, in __init__<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova self.host_uuid = self._get_host_uuid()<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova File "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/driver.py", line 725, in _get_host_uuid<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova aggr = self._virtapi.aggregate_get_by_host(<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova AttributeError: 'XenAPISession' object has no attribute '_virtapi'<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial","sans-serif";color:black">2014-06-09 01:57:57.302 2640 TRACE nova
<o:p></o:p></span></p>
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