Hi Anand,

We are currently using Contrail v2.1 on 3.13.0-65 on virtualbox, whereas on
BM we are using v2.1 on 3.13.0-63 (here it works fine, without the
necessary patch)

I will apply the patch and let you know in virtualbox.

Regards,
Pramod.V

On Mon, Oct 26, 2015 at 3:17 PM, Anand H Krishnan <[email protected]>
wrote:

> Which contrail version are you using?
>
>
> There is a known issue in ubuntu with kernels equal to above 3.13.0-63. You
>
> can look at
>
>
>
> https://github.com/Juniper/contrail-packaging/commit/c26b0a9d1ad46186a28c6b60ae1b2efd42a6040d
>
> <https://github.com/Juniper/contrail-packaging/commit/c26b0a9d1ad46186a28c6b60ae1b2efd42a6040d>
> Explicitly bring up the interfaces used for RPS/GRO ยท
> Juniper/contrail-packaging@c26b0a9
> In the ubuntu version of 3.13.0 (-63, onwards), packets are dropped by the
> kernel if the incoming interface is not up (a possibility with virtual
> interfaces). So, explicitly bring those interfaces ...
> Read more...
> <https://github.com/Juniper/contrail-packaging/commit/c26b0a9d1ad46186a28c6b60ae1b2efd42a6040d>
>
>
>
> Thanks,
>
> Anand
>
>
> ------------------------------
> *From:* Dev <[email protected]> on behalf of pramod v <
> [email protected]>
> *Sent:* Monday, October 26, 2015 11:24 AM
> *To:* [email protected]
> *Subject:* [opencontrail-dev] Issues in Host connectivity when running
> contrail vrouter on virtualbox
>
> Hi All,
>
> We are running a contrail setup using vagrant with virtualbox as the
> hypervisor.
>
> In a compute node running contrail vrouter , we see the node losing host
> connectivity after vrouter kernal module is inserted and the vhost0 is up.
>
> We use the script if-vhost0 , which calls vrouter-functions.sh to insert
> the vrouter kernal module and configure pkt1 and pkt2 interfaces.
>
> After debugging we found that the issue is caused when the
> vrouter-functions.sh changes the rps settings in pkt2 queues.
>
> We see this behaviour only in virtualbox. Is this a known issue , also
> what is the impact if we disable setting of rps  in pkt2
>
> Regards,
>
> Pramod.V
> Manager,
> Reliance Jio Infocomm Ltd
>
>



-- 
Pramod.V
Manager,
Reliance Jio Infocomm Ltd
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