virt-install --connect xen --name vm0002_pppoe --ram 2048 --arch x86_64 --vcpus 1 --cpuset 1-7 --location http://10.255.0.1/f9/x86_64/img --os-type linux --os-variant rhel5.4 --disk path=/dev/drbd_x4_vg0/vm0002_1 --network bridge=xenbr0 --network bridge=xenbr2 --vnc --paravirt --debug
Fri, 29 Apr 2011 10:22:13 DEBUG    Requesting libvirt URI xen
Fri, 29 Apr 2011 10:22:13 DEBUG    Received libvirt URI 'xen:///'
Fri, 29 Apr 2011 10:22:13 DEBUG    Requesting virt method 'xen'
Fri, 29 Apr 2011 10:22:13 DEBUG    Received virt method 'xen'
Fri, 29 Apr 2011 10:22:13 DEBUG    Hypervisor name is 'xen'
Fri, 29 Apr 2011 10:22:13 DEBUG    parse_disk: returning ('/dev/drbd_x4_vg0/vm0002_1', None, None, 'disk', None, False, False, None, True, None)
Fri, 29 Apr 2011 10:22:13 DEBUG    Setting size for existing storage to '223.52734375'
Fri, 29 Apr 2011 10:22:13 DEBUG    Detected storage as type 'block'
Fri, 29 Apr 2011 10:22:13 DEBUG    Setting size for existing storage to '223.52734375'
Fri, 29 Apr 2011 10:22:13 DEBUG    Detected storage as type 'block'
Fri, 29 Apr 2011 10:22:14 DEBUG    Setting size for existing storage to '223.52734375'
Fri, 29 Apr 2011 10:22:14 DEBUG    Detected storage as type 'block'
Fri, 29 Apr 2011 10:22:14 DEBUG    DistroInstaller location is a network source.


Starting install...
Fri, 29 Apr 2011 10:22:14 DEBUG    Attempting to detect distro:
Fri, 29 Apr 2011 10:22:14 DEBUG    Fetching URI: http://10.255.0.1/f9/x86_64/img/.treeinfo
Fri, 29 Apr 2011 10:22:14 DEBUG    Saved file to /var/lib/xen/virtinst-.treeinfo.yPFf9X
Retrieving file .treeinfo...                                                                                                                                                        |  390 B     00:00
Fri, 29 Apr 2011 10:22:14 DEBUG    Fetching URI: http://10.255.0.1/f9/x86_64/img/images/xen/vmlinuz
Fri, 29 Apr 2011 10:22:14 DEBUG    Saved file to /var/lib/xen/virtinst-vmlinuz.iOq8xG
Retrieving file vmlinuz...                                                                                                                                                          | 1.8 MB     00:00
Fri, 29 Apr 2011 10:22:14 DEBUG    Fetching URI: http://10.255.0.1/f9/x86_64/img/images/xen/initrd.img
Fri, 29 Apr 2011 10:22:15 DEBUG    Saved file to /var/lib/xen/virtinst-initrd.img.3ZM0220% [=============================================================-               ] 5.9 MB/s |  13 MB     00:00 ETA
Retrieving file initrd.img...                                                                                                                                                       |  16 MB     00:01
Fri, 29 Apr 2011 10:22:15 DEBUG    Creating guest from:
<domain type='xen'>
  <name>vm0002_pppoe</name>
  <currentMemory>2097152</currentMemory>
  <memory>2097152</memory>
  <uuid>3ed976f1-1989-7414-61ec-e432a2f0435e</uuid>
  <os>
    <type arch='x86_64'>linux</type>
    <kernel>/var/lib/xen/virtinst-vmlinuz.iOq8xG</kernel>
    <initrd>/var/lib/xen/virtinst-initrd.img.3ZM022</initrd>
    <cmdline>method=http://10.255.0.1/f9/x86_64/img</cmdline>
  </os>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>destroy</on_reboot>
  <on_crash>destroy</on_crash>
  <vcpu cpuset='1-7'>1</vcpu>
  <devices>
    <disk type='block' device='disk'>
      <source dev='/dev/drbd_x4_vg0/vm0002_1'/>
      <target dev='xvda' bus='xen'/>
    </disk>
    <interface type='bridge'>
      <source bridge='xenbr0'/>
      <mac address='00:16:36:33:fa:a1'/>
    </interface>
    <interface type='bridge'>
      <source bridge='xenbr2'/>
      <mac address='00:16:36:19:30:5d'/>
    </interface>
    <input type='mouse' bus='xen'/>
    <graphics type='vnc' port='-1' keymap='en-us'/>
  </devices>
</domain>

Fri, 29 Apr 2011 10:23:58 DEBUG    Removing /var/lib/xen/virtinst-vmlinuz.iOq8xG
Fri, 29 Apr 2011 10:23:58 DEBUG    Removing /var/lib/xen/virtinst-initrd.img.3ZM022
Fri, 29 Apr 2011 10:23:58 ERROR    POST operation failed: xend_post: error from xen daemon: (xend.err 'Device 1 (vif) could not be connected. Hotplug scripts not working.')
Domain installation may not have been
 successful.  If it was, you can restart your domain
 by running 'virsh start vm0002_pppoe'; otherwise, please
 restart your installation.
Fri, 29 Apr 2011 10:23:58 ERROR    POST operation failed: xend_post: error from xen daemon: (xend.err 'Device 1 (vif) could not be connected. Hotplug scripts not working.')
Traceback (most recent call last):
  File "/usr/sbin/virt-install", line 892, in ?
    main()
  File "/usr/sbin/virt-install", line 754, in main
    start_time, guest.start_install)
  File "/usr/sbin/virt-install", line 816, in do_install
    dom = install_func(conscb, progresscb, wait=(not wait))
  File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 541, in start_install
    return self._do_install(consolecb, meter, removeOld, wait)
  File "/usr/lib/python2.4/site-packages/virtinst/Guest.py", line 633, in _do_install
    self.domain = self.conn.createLinux(install_xml, 0)
  File "/usr/lib64/python2.4/site-packages/libvirt.py", line 1277, in createLinux
    if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self)
libvirtError: POST operation failed: xend_post: error from xen daemon: (xend.err 'Device 1 (vif) could not be connected. Hotplug scripts not working.')