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

Sandeep Adapala sandeepadapala11 at gmail.com
Thu Jul 26 18:14:05 UTC 2018


thanks a lot Guru you have been great help let me try this.

On Thu, Jul 26, 2018 at 2:03 PM, Guru Shetty <guru at ovn.org> wrote:

> I have a 2 node vagrant scripts in a private repo that I use to test the
> Docker integration with OVN here: https://github.com/
> shettyg/ovn-docker/tree/master/vagrant_overlay
>
> I tested this again today with OVS 2.9.2 and the latest docker and it
> passes my sanity tests. If you have a mac and virtualbox, it should
> probably be as simple as "vagrant up". Otherwise, you can look
> at consul-server.sh, consul-client.sh, install-docker.sh
> and install-ovn.sh on a ubuntu to reproduce the environment.
>
> On 26 July 2018 at 10:45, Sandeep Adapala <sandeepadapala11 at gmail.com>
> wrote:
>
>> After building the ovs also I get the same error Guru.
>>
>>
>>
>> On Wed, Jul 25, 2018 at 4:15 PM, Sandeep Adapala <
>> sandeepadapala11 at gmail.com> wrote:
>>
>>> 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-conta
>>>> iners-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-over
>>>>>>>> lay-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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