[Openstack-operators] IceHouse Neutron ML2 Plugin with Vlans

raju raju.roks at gmail.com
Thu Aug 14 16:01:37 UTC 2014


Hi Edgar,

Here is the exact log while am trying to create a instance:


2014-08-14 11:39:11.320 26120 WARNING nova.virt.libvirt.driver
[req-0a959663-40b1-4485-a8aa-c418a3bff22d 0c361436c4cb4ad1889bb1309006fd86
c1550b9c6a4a4bf1a52c6e7b7568fbad] Timeout waiting for vif plugging callback
for instance 9c41f240-fbd3-485b-9e85-2a0a970573c4

2014-08-14 11:39:12.523 26120 ERROR nova.compute.manager
[req-0a959663-40b1-4485-a8aa-c418a3bff22d 0c361436c4cb4ad1889bb1309006fd86
c1550b9c6a4a4bf1a52c6e7b7568fbad] [instance:
9c41f240-fbd3-485b-9e85-2a0a970573c4] Instance failed to spawn


http://pastebin.ca/2832597

Thanks,
Raju


On Wed, Aug 13, 2014 at 7:19 PM, Edgar Magana <edgar.magana at workday.com>
wrote:

>  I see in your logs nova-cpu trying to remove old tap devices, can you
> clean your environment and have new logs.
> It is hard to find what the problem is with all previous errors.
>
>  Make sure you have your DB clean as well, maybe there are old resources
> stored there that are causing these problems.
> You can just DROP you DBs and re-create them again.
>
>  Edgar
>
>   From: raju <raju.roks at gmail.com>
> Date: Wednesday, August 13, 2014 at 4:03 PM
>
> To: Edgar Magana <edgar.magana at workday.com>
> Cc: "openstack-operators at lists.openstack.org" <
> openstack-operators at lists.openstack.org>
> Subject: Re: [Openstack-operators] IceHouse Neutron ML2 Plugin with Vlans
>
>   is it the latest log entry after 4 PM? in Morning I have issue
> connecting to neutron and its resolved.
>
>
> On Wed, Aug 13, 2014 at 6:54 PM, Edgar Magana <edgar.magana at workday.com>
> wrote:
>
>>  I see the same error over an over:
>>
>>  RescheduledException: Build of instance
>> dc48b2c6-e6f9-4952-b864-e96bd7f2699d was re-scheduled: Connection to
>> neutron failed: [Errno 111] ECONNREFUSED
>>
>>  It seems that nova does not how to get neutron, maybe the end point
>> configuration is wrong
>>
>>  Edgar
>>
>>   From: raju <raju.roks at gmail.com>
>> Date: Wednesday, August 13, 2014 at 3:26 PM
>>
>> To: Edgar Magana <edgar.magana at workday.com>
>> Cc: "openstack-operators at lists.openstack.org" <
>> openstack-operators at lists.openstack.org>
>> Subject: Re: [Openstack-operators] IceHouse Neutron ML2 Plugin with Vlans
>>
>>
>> I have this vif config in my compute node nova.conf file
>>
>> vif_driver=nova.virt.libvirt.vif.LibvirtGenericVIFDriver
>> vif_plugging_is_fatal=True
>> vif_plugging_timeout=300
>>
>> If I remove the above config able to create instance but unable to get IP
>> to instance from DHCP, If enable the above config am getting the below error
>>
>>
>> "Error: Failed to launch instance "test200": Please try again later
>> [Error: Virtual Interface creation failed]."
>>
>> here is the compute log file
>>
>> http://filebin.ca/1WjOZLfVHZ1y
>>
>>
>> Thanks,
>> Raju
>>
>>
>>
>>
>> On Wed, Aug 13, 2014 at 5:29 PM, Edgar Magana <edgar.magana at workday.com>
>> wrote:
>>
>>>  That configuration should definitely work.
>>> Let’s take a look to the logs.. Can you paste a link to your logs?
>>>
>>>  Edgar
>>>
>>>   From: raju <raju.roks at gmail.com>
>>> Date: Wednesday, August 13, 2014 at 2:10 PM
>>> To: Edgar Magana <edgar.magana at workday.com>
>>> Cc: "openstack-operators at lists.openstack.org" <
>>> openstack-operators at lists.openstack.org>
>>> Subject: Re: [Openstack-operators] IceHouse Neutron ML2 Plugin with
>>> Vlans
>>>
>>>   Hi Edgar,
>>>
>>>  Appreciate your quick reply, I have deployed neutron-server, ovs, ml2,
>>> l3 and dhcp on neutron node and configured my neutron node as endpoint, and
>>> my compute node just running ovs and dhcp will this work?  am getting vif
>>> "unable to create virtual interface" errors while spinning up instances.
>>>
>>>  I have tested previously with just 2 nodes controller and compute node
>>> using packstack and worked fine. I am unable to figure out what is the
>>> manual configuration I need to at controller/neutron/compute end to make
>>> VLANs work using ml2 plugin
>>>
>>>
>>>  Thanks,
>>> Raju
>>>
>>>
>>> On Wed, Aug 13, 2014 at 4:55 PM, Edgar Magana <edgar.magana at workday.com>
>>> wrote:
>>>
>>>>  Raju,
>>>>
>>>>  Take a look to this link:
>>>>
>>>> http://docs.openstack.org/icehouse/install-guide/install/yum/content/ch_overview.html#architecture_example-architectures
>>>>
>>>>  Basically, the Controller will run Neutron Server (API) configure for
>>>> the ML2 plugin and the Network Node will run the following ones:
>>>>
>>>>    - L2 OVS/ or LB agent (you can chose the one that you want)
>>>>    - L3 agent
>>>>    - DHCP agent
>>>>
>>>> The compute node only needs to run the
>>>>
>>>>    - L2 OVS/ or LB agent
>>>>
>>>>  Cheers,
>>>>
>>>>  Edgar
>>>>
>>>>   From: raju <raju.roks at gmail.com>
>>>> Date: Wednesday, August 13, 2014 at 11:10 AM
>>>> To: "openstack-operators at lists.openstack.org" <
>>>> openstack-operators at lists.openstack.org>
>>>> Subject: [Openstack-operators] IceHouse Neutron ML2 Plugin with Vlans
>>>>
>>>>   Hi Team,
>>>>
>>>>  I am trying to create a multi node POC environment using Icehouse, I
>>>> have followed Openstack Icehouse Linux doc
>>>>
>>>>
>>>> http://docs.openstack.org/icehouse/install-guide/install/yum/content/section_neutron-networking.html
>>>>
>>>>  to install and configure Neutron with ML2 plugin I am confused with
>>>> that doc as it says we need to run neutron services on controller node, if
>>>> we have neutron node separately  why should we run neutron services on
>>>> control node? and we just install OVS plugin on compute node
>>>>
>>>>  Can someone give me the working document to configure Neutron as
>>>> separate node with Ml2 plugin +Vlan configuration.
>>>>
>>>>
>>>>
>>>>
>>>
>>
>
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