[openstack-dev] [Neutron] Is network ordering of vNICs guaranteed?

Jian Wen wenjianhn at gmail.com
Thu Aug 14 04:03:16 UTC 2014


Ordering of vNICs is not 100% guaranteed for the cloud images which are not
shipped with
/etc/udev/rules.d/70-persistent-net.rules.
e.g. attaching a port and deattaching another port, then reboot the
instance.


2014-08-12 15:52 GMT+08:00 Aaron Rosen <aaronorosen at gmail.com>:

> This bug was true in grizzly and older (and was reintroduced in icehouse
> for a few days but was fixed before the nova icehouse shipped).
>
> Aaron
>
>
> On Mon, Aug 11, 2014 at 7:10 AM, CARVER, PAUL <pc2929 at att.com> wrote:
>
>>     Armando M. [mailto:armamig at gmail.com] wrote:
>>
>>
>>
>> >>On 9 August 2014 10:16, Jay Pipes <jaypipes at gmail.com> wrote:
>>
>> >>Paul, does this friend of a friend have a reproduceable test
>>
>> >>script for this?
>>
>>
>>
>> >We would also need to know the OpenStack release where this issue
>> manifest
>>
>> >itself. A number of bugs have been raised in the past around this type of
>>
>> >issue, and the last fix I recall is this one:
>>
>> >
>>
>> >https://bugs.launchpad.net/nova/+bug/1300325
>>
>> >
>>
>> >It's possible that this might have regressed, though.
>>
>>
>>
>> The reason I called it "friend of a friend" is because I think the info
>>
>> has filtered through a series of people and is not firsthand observation.
>>
>> I'll ask them to track back to who actually observed the behavior, how
>>
>> long ago, and with what version.
>>
>>
>>
>> It could be a regression, or it could just be old info that people have
>>
>> continued to assume is true without realizing it was considered a bug
>>
>> all along and has been fixed.
>>
>>
>>
>> Thanks! The moment I first heard it my first reaction was that it was
>>
>> almost certainly a bug and had probably already been fixed.
>>
>>
>>
>> _______________________________________________
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>> OpenStack-dev at lists.openstack.org
>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
>>
>>
>
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>
>


-- 
Best,

Jian
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