Re: [dpdk-users] VIRTIO for containers

["Avi Cohen (A)" <avi.cohen@huawei.com>]

Thank You Jianfeng

> We have developed virtio-user + vhost-kernel as the backend. In that
> scenario, you can add the tap interface into a container network namespace.
> And there's a vhost kthread to push the data out to user space.
> 
> And I cannot guarantee the performance as it has diametric model in VM
> (virtio) - OVS-DPDK (vhost).
> 
[Avi Cohen (A)] 
Can you refer to a document how to run this setup?
Best Regards
avi
> 
> > I've tested the performance of a container connected to OVS-DPDK  via
> > vdev-af_packet  and processed by virtual PMD, and its performance is
> > good [uses mmap'ed to userspace  - zero copy RX/TX ring buffer] but
> > not good as  the performance  of a  VM connected  to OVS-DPDK (@host)
> > via vhost-user virtio.
> > Best Regards
> > avi
> >
> > > -----Original Message-----
> > > From: Tan, Jianfeng [mailto:jianfeng.tan@intel.com]
> > > Sent: Monday, 26 June, 2017 6:15 AM
> > > To: Avi Cohen (A); dpdk-ovs@lists.01.org; users@dpdk.org
> > > Subject: RE: VIRTIO for containers
> > >
> > > Hi Avi,
> > >
> > > > -----Original Message-----
> > > > From: users [mailto:users-bounces@dpdk.org] On Behalf Of Avi Cohen
> > > > (A)
> > > > Sent: Sunday, June 25, 2017 11:13 PM
> > > > To: dpdk-ovs@lists.01.org; users@dpdk.org
> > > > Subject: [dpdk-users] VIRTIO for containers
> > > >
> > > > Hello,
> > > > Does  anyone know the status of this project
> > > > http://dpdk.org/ml/archives/dev/2015-November/027732.html  -
> > > > Implementing a virtio device for containers ?
> > >
> > > It has been upstreamed since v16.07. Here is a howto doc:
> > >
> > http://dpdk.org/doc/guides/howto/virtio_user_for_container_networking.
> > h
> > > tml
> > >
> > >
> > > Thanks,
> > > Jianfeng
> > >
> > > >
> > > > Best Regards
> > > > avi