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Fail to reboot VM with Nova + Quantum/OVS

To: openstack@xxxxxxxxxxxxxxxxxxx
From: Doude <doudouyam@xxxxxxxxx>
Date: Thu, 1 Mar 2012 18:18:49 +0100
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When I try reboot a VM, the nova-compute fails and the daemon stop.
It fails on unpluging VIF interface of the rebooted VM. I use Nova
with Quantum and OVS.

2012-03-01 18:12:31 DEBUG nova.rpc.common [-] Making asynchronous call
on network ... from (pid=21485) multicall
/usr/local/src/nova/nova/rpc/amqp.py:318
2012-03-01 18:12:31 DEBUG nova.rpc.common [-] MSG_ID is
b77f0f284af045f396b90fddd16f724e from (pid=21485) multicall
/usr/local/src/nova/nova/rpc/amqp.py:321
2012-03-01 18:12:33 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap ovs-vsctl del-port br-int tap9f5ef54c-38 from
(pid=21485) execute /usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:33 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap ip link delete tap9f5ef54c-38 from (pid=21485)
execute /usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:34 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap ovs-vsctl del-port br-int tap285c8465-dd from
(pid=21485) execute /usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:34 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap ip link delete tap285c8465-dd from (pid=21485)
execute /usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:34 DEBUG nova.utils [-] Attempting to grab semaphore
"iptables" for method "apply"... from (pid=21485) inner
/usr/local/src/nova/nova/utils.py:824
2012-03-01 18:12:34 DEBUG nova.utils [-] Got semaphore "iptables" for
method "apply"... from (pid=21485) inner
/usr/local/src/nova/nova/utils.py:828
2012-03-01 18:12:34 DEBUG nova.utils [-] Attempting to grab file lock
"iptables" for method "apply"... from (pid=21485) inner
/usr/local/src/nova/nova/utils.py:832
2012-03-01 18:12:34 DEBUG nova.utils [-] Got file lock "iptables" for
method "apply"... from (pid=21485) inner
/usr/local/src/nova/nova/utils.py:839
2012-03-01 18:12:34 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap iptables-save -t filter from (pid=21485) execute
/usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:35 INFO nova.virt.libvirt.connection [-] [instance:
9300df8d-1a47-40ce-b90e-28f1a84f064d] Instance destroyed successfully.
2012-03-01 18:12:35 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap iptables-restore from (pid=21485) execute
/usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:35 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap iptables-save -t nat from (pid=21485) execute
/usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:35 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap iptables-restore from (pid=21485) execute
/usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:35 DEBUG nova.network.linux_net [-]
IPTablesManager.apply completed with success from (pid=21485) apply
/usr/local/src/nova/nova/network/linux_net.py:336
2012-03-01 18:12:37 DEBUG nova.utils [-] Running cmd (subprocess):
sudo nova-rootwrap ovs-vsctl del-port br-int tap9f5ef54c-38 from
(pid=21485) execute /usr/local/src/nova/nova/utils.py:208
2012-03-01 18:12:37 DEBUG nova.utils [-] Result was 1 from (pid=21485)
execute /usr/local/src/nova/nova/utils.py:224
2012-03-01 18:12:37 WARNING nova.virt.libvirt.vif [-] Failed while
unplugging vif of instance 'instance-00000002'

Do you have this problem ?

Regards,
Doude.

Follow ups

Re: Fail to reboot VM with Nova + Quantum/OVS
From: Dan Wendlandt, 2012-03-01