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<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Hi,<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Though the libvirt+ xen is in the group C to support, I am still interested in a try to have look at the case.<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">When I used the last xen and libvirt code from the community. I cannot boot a VM, the error log is below.<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Is anyone once encountered such situation? Can someone give me some suggestions, will be greatly appreciated.<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">BTW, Will the Icehouse realy deprecate the group C?<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Thanks!<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Config change :<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> libvirt_type=xen<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> libvirt_disk_prefix=xvd<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"> use_cow_images=False<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Openstack log:<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] Traceback (most recent call last):<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/compute/manager.py",
line 1043, in _build_instance<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] set_access_ip=set_access_ip)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/compute/manager.py",
line 1426, in _spawn<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] LOG.exception(_('Instance failed
to spawn'), instance=instance)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/compute/manager.py",
line 1423, in _spawn<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] block_device_info)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/virt/libvirt/driver.py",
line 2091, in spawn<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] block_device_info, context=context)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/virt/libvirt/driver.py",
line 3249, in _create_domain_and_network<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] domain = self._create_domain(xml,
instance=instance, power_on=power_on)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/virt/libvirt/driver.py",
line 3192, in _create_domain<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] domain.XMLDesc(0))<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/opt/stack/nova/nova/virt/libvirt/driver.py",
line 3187, in _create_domain<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] domain.createWithFlags(launch_flags)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py",
line 179, in doit<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] result = proxy_call(self._autowrap,
f, *args, **kwargs)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py",
line 139, in proxy_call<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] rv = execute(f,*args,**kwargs)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py",
line 77, in tworker<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] rv = meth(*args,**kwargs)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] File "/usr/local/lib/python2.7/dist-packages/libvirt.py",
line 896, in createWithFlags<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] if ret == -1: raise libvirtError
('virDomainCreateWithFlags() failed', dom=self)<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">2014-04-01 13:58:38.899 TRACE nova.compute.manager [instance: fa7f57c2-fb18-4dd3-90b0-521e6b4a25bb] libvirtError: internal error: libxenlight
failed to create new domain 'instance-0000000a'<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">Libvirt log:<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_create.c:1356:do_domain_create: ao 0x7f4a380020c0: create: how=(nil) callback=(nil) poller=0x7f4a38000ac0<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_device.c:251:libxl__device_disk_set_backend: Disk vdev=sda spec.backend=tap<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_device.c:210:disk_try_backend: Disk vdev=sda, backend tap unsuitable because blktap not available<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: error: libxl_device.c:289:libxl__device_disk_set_backend: no suitable backend for disk sda<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_event.c:1739:libxl__ao_complete: ao 0x7f4a380020c0: complete, rc=-3<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_create.c:1370:do_domain_create: ao 0x7f4a380020c0: inprogress: poller=0x7f4a38000ac0, flags=ic<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;text-autospace:none"><span lang="EN-US" style="font-family:SimSun">libxl: debug: libxl_event.c:1711:libxl__ao__destroy: ao 0x7f4a380020c0: destroy<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;line-height:12.0pt"><span lang="EN-US" style="font-size:11.0pt;color:black">Best regards,<o:p></o:p></span></p>
<p class="MsoNormal" align="left" style="text-align:left;line-height:12.0pt"><span lang="EN-US" style="font-size:11.0pt;color:black">Tian, Shuangtai
</span><span lang="EN-US" style="font-size:11.0pt;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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