[one-users] problems with openvswitch after upgrading to 4.4

Jaime Melis jmelis at c12g.com
Thu Dec 19 06:31:17 PST 2013


Hi Samuel,

thanks for lettings us know :)

cheers,
Jaime


On Thu, Dec 19, 2013 at 2:15 PM, samuel <samu60 at gmail.com> wrote:

> It turned out to be that there was a MAC prefix of 09:00 that was causing
> the problem
>
> I'd like to thank to everyone that provide information both in the mailing
> list and in the IRC channel.
>
> Apologies for the noise,
> Samuel.
>
>
> On 19 December 2013 11:42, samuel <samu60 at gmail.com> wrote:
>
>> Still same issue.
>>
>> OVS rules affecting ARP are not loaded but ther's no connectivity from
>> inside the VM. How can we proceed to debug it?
>>
>> Thanks a lot.
>>
>>
>> On 19 December 2013 11:13, Jaime Melis <jmelis at c12g.com> wrote:
>>
>>> Hi guys,
>>>
>>> I just spoke with Samuel on the IRC and he's going to try and manually
>>> revert this patch:
>>>
>>> http://dev.opennebula.org/issues/2318
>>> (
>>> https://github.com/OpenNebula/one/commit/a775bb295802bccfd53b44d1e874b9a135efc130
>>> )
>>>
>>> He'll reply with the results. Let's see if we can narrow it down.
>>>
>>> cheers,
>>> Jaime
>>>
>>>
>>> On Thu, Dec 19, 2013 at 10:14 AM, samuel <samu60 at gmail.com> wrote:
>>>
>>>> Hi folks,
>>>>
>>>> We're just evaluating new version 4.4 and everything seems to work
>>>> except for a network issue with openvswitch. From inside the VM the nic is
>>>> attached but no traffic is flowing.
>>>>
>>>> Debugging the process everything seems ok.
>>>>
>>>> Sunstone log:
>>>> Thu Dec 19 09:36:58 2013 [VMM][I]: Successfully execute virtualization
>>>> driver operation: attach_nic.
>>>> Thu Dec 19 09:36:58 2013 [VMM][I]: post: Executed "sudo ovs-vsctl set
>>>> Port vnet4 tag=1030".
>>>> Thu Dec 19 09:36:58 2013 [VMM][I]: post: Executed "sudo ovs-ofctl
>>>> add-flow bridge
>>>> in_port=112,arp,dl_src=09:00:57:ec:d9:96,priority=45000,actions=drop".
>>>> Thu Dec 19 09:36:58 2013 [VMM][I]: post: Executed "sudo ovs-ofctl
>>>> add-flow bridge
>>>> in_port=112,arp,dl_src=09:00:57:ec:d9:96,nw_src=A.B.C.D,priority=46000,actions=normal".
>>>> Thu Dec 19 09:36:58 2013 [VMM][I]: post: Executed "sudo ovs-ofctl
>>>> add-flow bridge
>>>> in_port=112,dl_src=09:00:57:ec:d9:96,priority=40000,actions=normal".
>>>> Thu Dec 19 09:36:59 2013 [VMM][I]: post: Executed "sudo ovs-ofctl
>>>> add-flow bridge in_port=112,priority=39000,actions=drop".
>>>> Thu Dec 19 09:36:59 2013 [VMM][I]: ExitCode: 0
>>>> Thu Dec 19 09:36:59 2013 [VMM][I]: Successfully execute network driver
>>>> operation: post.
>>>> Thu Dec 19 09:36:59 2013 [VMM][I]: VM NIC Successfully attached.
>>>>
>>>> going to the host:
>>>> the port is effectively created:
>>>> ovs-vsctl show
>>>>         Port "vnet4"
>>>>             tag: 1030
>>>>             Interface "vnet4"
>>>>
>>>> ovs-ofctl dump-flows bridge | grep 112
>>>>  cookie=0x0, duration=1714.529s, table=0, n_packets=8, n_bytes=336,
>>>> idle_age=1484, priority=45000,arp,in_port=112,dl_src=09:00:57:ec:d9:96
>>>> actions=drop
>>>>  cookie=0x0, duration=1714.515s, table=0, n_packets=0, n_bytes=0,
>>>> idle_age=1714,
>>>> priority=46000,arp,in_port=112,dl_src=09:00:57:ec:d9:96,nw_src=A.B.C.D
>>>> actions=NORMAL
>>>>  cookie=0x0, duration=1714.501s, table=0, n_packets=264, n_bytes=35449,
>>>> idle_age=56, priority=40000,in_port=112,dl_src=09:00:57:ec:d9:96
>>>> actions=NORMAL
>>>>  cookie=0x0, duration=1714.485s, table=0, n_packets=0, n_bytes=0,
>>>> idle_age=1714, priority=39000,in_port=112 actions=drop
>>>>
>>>>  ovs-dpctl show bridge
>>>>     port 112: vnet4
>>>>
>>>> Can anyone provide any information about how to debug further why
>>>> there's no traffic?
>>>>
>>>> Thanks in advance,
>>>> Samuel.
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opennebula.org
>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>
>>>>
>>>
>>>
>>> --
>>> Jaime Melis
>>> C12G Labs - Flexible Enterprise Cloud Made Simple
>>> http://www.c12g.com | jmelis at c12g.com
>>>
>>> --
>>>
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>>>
>>
>>
>


-- 
Jaime Melis
C12G Labs - Flexible Enterprise Cloud Made Simple
http://www.c12g.com | jmelis at c12g.com

--

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