Changes

Migration fails

687 bytes added, 12:48, 11 July 2007

reason 3 added: tun device in VE

* http://bugzilla.openvz.org/show_bug.cgi?id=552

* http://forum.openvz.org/index.php?t=tree&goto=14780&#msg_14780

== Reason #3 ==

=== Symptomps ===

After giving <tt>vzmigrate -v --online <ip address> <veid></tt>

the following message appears:

<pre>

Dumping VE

Setting up checkpoint...

join context..

dump...

Can not dump VE: Device or resource busy

unsupported netdevice tun0

Checkpointing failed

Error: Failed to dump VE

</pre>

=== Reason ===

Checkpointing doesn't support <tt>tun</tt> device inside VE, which is usually used

for [[VPN via the TUN/TAP device]] in VE.

=== Workaround ===

You should not use <tt>tun</tt> device in VE to migrate it.

=== Links ===

* http://bugzilla.openvz.org/show_bug.cgi?id=642

* http://forum.openvz.org/index.php?t=tree&goto=14826&#msg_14826

[[Category:Troubleshooting]]

172

edits