[ovs-dev] The “overlay” mode issue while setting up OVS with DPDK

Sandeep Adapala sandeepadapala11 at gmail.com
Wed Jul 25 20:15:23 UTC 2018


After installing openvswitch-switch-dpdk I am getting this error.

WARN[0041] Unable to locate plugin: openvswitch, retrying in 1s
WARN[0042] Unable to locate plugin: openvswitch, retrying in 2s
WARN[0044] Unable to locate plugin: openvswitch, retrying in 4s
WARN[0048] Unable to locate plugin: openvswitch, retrying in 8s
ERRO[0056] Handler for POST /v1.27/networks/create returned error:
legacy plugin: plugin not found


On Wed, Jul 25, 2018 at 4:13 PM, Sandeep Adapala <sandeepadapala11 at gmail.com
> wrote:

> Hello Guru,
>
> I am using sudo apt install openvswitch-switch-dpdk as suggested by the
> website. So it installed 2.5.4 by default. Do you want me to build and
> install OVS?
>
> https://software.intel.com/en-us/articles/using-docker-
> containers-with-open-vswitch-and-dpdk-on-ubuntu-1710
>
> Regards,
> Sandeep
>
> On Wed, Jul 25, 2018 at 1:28 PM, Guru Shetty <guru at ovn.org> wrote:
>
>> We had talked about using OVS 2.9, right? Are you using that?
>>
>> On 25 July 2018 at 08:51, Sandeep Adapala <sandeepadapala11 at gmail.com>
>> wrote:
>>
>>> Hello Guru,
>>>
>>> I think OVS doesn't like me at all :) every step I am facing a issue.
>>>
>>> this time when I tried to create a docker network on OVS (*sudo docker
>>> network create -d openvswitch --subnet=192.168.22.0/24
>>> <http://192.168.22.0/24> ovs*) it failed and I got this error in Docker
>>> log
>>>
>>> *ERRO[2717] Handler for POST /v1.27/networks/create returned error: remote: create_network: lswitch-add Fatal error executing ['ovn-nbctl', '--timeout=5', '-vconsole:off', '--db=tcp:192.168.14.33:6642 <http://192.168.14.33:6642>', 'lswitch-add', u'6eccad3be08421bb50e97a620c0ffa80e28e9676e8ad18881aeb1a640d7cdd55', '--', 'set', 'Logical_Switch', u'6eccad3be08421bb50e97a620c0ffa80e28e9676e8ad18881aeb1a640d7cdd55', u'external_ids:subnet=192.168.22.0/24 <http://192.168.22.0/24>', u'external_ids:gateway_ip=192.168.22.1'] *
>>>
>>>
>>>
>>> Regards,
>>> Sandeep
>>>
>>> On Mon, Jul 23, 2018 at 5:01 PM, Guru Shetty <guru at ovn.org> wrote:
>>>
>>>> Yes.
>>>>
>>>> On 23 July 2018 at 13:43, Sandeep Adapala <sandeepadapala11 at gmail.com>
>>>> wrote:
>>>>
>>>>> So you are saying just do the overlay part in this doc ?
>>>>> http://docs.openvswitch.org/en/latest/howto/docker/#the-overlay-mode
>>>>>
>>>>> On Mon, Jul 23, 2018 at 4:35 PM, Guru Shetty <guru at ovn.org> wrote:
>>>>>
>>>>>> May I suggest that you get OVN working with containers without DPDK
>>>>>> first? Once you are confident about what needs to be done for OVN, you can
>>>>>> concentrate more on DPDK.
>>>>>>
>>>>>> On 23 July 2018 at 13:15, Sandeep Adapala <sandeepadapala11 at gmail.com
>>>>>> > wrote:
>>>>>>
>>>>>>> I have configured the grub as
>>>>>>>
>>>>>>> GRUB_CMDLINE_LINUX_DEFAULT="default_hugepagesz=1G hugepagesz=1G hugepages=16 hugepagesz=2M hugepages=2048 iommu=pt intel_iommu=on"
>>>>>>>
>>>>>>>
>>>>>>> I didn't isolate any cores so if I want to use core 2 or 3 what will be the dpdk-lcore-mask and pod-cpu-mask?
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jul 23, 2018 at 4:11 PM, Sandeep Adapala <
>>>>>>> sandeepadapala11 at gmail.com> wrote:
>>>>>>>
>>>>>>>> I have tried that already Guru but I got the same error always. Let
>>>>>>>> me ask one more question.
>>>>>>>>
>>>>>>>> What do I need to configure here?
>>>>>>>>
>>>>>>>> sudo ovs-vsctl -no-wait set Open_vSwitch .
>>>>>>>> other_config:dpdk-lcore-mask=0xfffffbffffe.
>>>>>>>> sudo ovs-vsctl -no-wait set Open_vSwitch .
>>>>>>>> other_config:dpdk-socket-mem="1024,1024"
>>>>>>>> sudo ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0x80
>>>>>>>> 0002
>>>>>>>>
>>>>>>>>
>>>>>>>> I am very new to ovs so I am still learning things. So can you
>>>>>>>> explain me what I should configure in lcore-mask and cpu-mask
>>>>>>>>
>>>>>>>> I have a 28 core with 10G intel NIC's
>>>>>>>>
>>>>>>>> Regards
>>>>>>>> Sandeep
>>>>>>>>
>>>>>>>> On Mon, Jul 23, 2018 at 3:49 PM, Guru Shetty <guru at ovn.org> wrote:
>>>>>>>>
>>>>>>>>> 1. Use the same IP address for both CENTRAL_IP and LOCAL_IP. And
>>>>>>>>> this should be the IP of your host.
>>>>>>>>> 2. ENCAP_TYPE="geneve".
>>>>>>>>>
>>>>>>>>> On 23 July 2018 at 12:41, Sandeep Adapala <
>>>>>>>>> sandeepadapala11 at gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> Hello All,
>>>>>>>>>>
>>>>>>>>>> I am trying to use this doc to setup the containers using
>>>>>>>>>> OVS-DPDK (
>>>>>>>>>> https://software.intel.com/en-us/articles/using-docker-conta
>>>>>>>>>> iners-with-open-vswitch-and-dpdk-on-ubuntu-1710)
>>>>>>>>>> but when I try to configure the ovs on overlay mode I am little
>>>>>>>>>> confused on
>>>>>>>>>> this configuration. I don't have a remote server I want
>>>>>>>>>> everything to be
>>>>>>>>>> installed in same server. so can you please help me out what
>>>>>>>>>> should I
>>>>>>>>>> remove and replace in the below config
>>>>>>>>>>
>>>>>>>>>> ovs-vsctl set Open_vSwitch . \
>>>>>>>>>>     external_ids:ovn-remote="tcp:$CENTRAL_IP:6642" \
>>>>>>>>>>     external_ids:ovn-nb="tcp:$CENTRAL_IP:6641" \
>>>>>>>>>>     external_ids:ovn-encap-ip=$LOCAL_IP \
>>>>>>>>>>     external_ids:ovn-encap-type="$ENCAP_TYPE"
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> like what is CENTRAL_IP? ENCAP_TYPE and all?
>>>>>>>>>>
>>>>>>>>>> Regards,
>>>>>>>>>> Sandeep
>>>>>>>>>> _______________________________________________
>>>>>>>>>> dev mailing list
>>>>>>>>>> dev at openvswitch.org
>>>>>>>>>> https://mail.openvswitch.org/mailman/listinfo/ovs-dev
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>


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