[ovs-dev] [PATCH 2/2] bond: Sending learning packets on active-backup.
Yi Zhang
misteryiz at gmail.com
Tue Sep 16 04:13:17 UTC 2014
Host (eth1 and eth2) <=== external-switch <--- test.traffic
Sent from my iPhone
> On Sep 15, 2014, at 10:58 PM, Ben Pfaff <blp at nicira.com> wrote:
>
> Where does the traffic forwarded to bond0 come from, and how is it
> forwarded to the bond?
>
>> On Mon, Sep 15, 2014 at 10:44:50PM -0500, Yi Zhang wrote:
>> I added a bond interface consisted of eth1 and eth2 in active-backup mode.
>>
>> Test traffic was sent to bond.
>>
>> Sent from my iPhone
>>
>>> On Sep 15, 2014, at 10:39 PM, Ben Pfaff <blp at nicira.com> wrote:
>>>
>>> Please explain the scenario better.
>>>
>>> Is the test traffic received on eth1 or eth2? Or is received on some
>>> other interface and being sent out bond0?
>>>
>>>> On Mon, Sep 15, 2014 at 10:36:43PM -0500, Yi Zhang wrote:
>>>> The test traffic was sent to bond0. Traffic appears to be received
>>>> from active eth1 and backup eth2. This means the backup eth2
>>>> responded to arp which is not expected in the active-backup mode.
>>>>
>>>> Sent from my iPhone
>>>>
>>>>> On Sep 15, 2014, at 10:04 PM, Ben Pfaff <blp at nicira.com> wrote:
>>>>>
>>>>> Why are you sending your question as a reply to a thread from 2012?
>>>>>
>>>>>> On Mon, Sep 15, 2014 at 09:50:42PM -0500, Yi Zhang wrote:
>>>>>> I am testing OVS bonding in active-backup mode (eth1 and eth2).
>>>>>> However I am seeing packets being TX from both eth1 and eth2. That is
>>>>>> not what I would expect. Any help would be appreciated.
>>>>>
>>>>> I suspect that your tcpdumps are showing a packet going out from eth1
>>>>> and then coming back, through the first-hop switch, on eth2 (or vice
>>>>> versa). I don't know how to tell whether this is happening from tcpdump
>>>>> output.
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