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

Guru Shetty guru at ovn.org
Mon Jul 23 21:01:47 UTC 2018


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=0x800002
>>>>
>>>>
>>>> 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
>>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>


More information about the dev mailing list