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

Guru Shetty guru at ovn.org
Mon Jul 23 20:35:18 UTC 2018


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=0
>> xfffffbffffe.
>> 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
>>>>
>>>
>>>
>>
>


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