[ovs-discuss] ovs 2.4 dpdk ports

Traynor, Kevin kevin.traynor at intel.com
Tue Oct 20 12:14:48 UTC 2015



> -----Original Message-----
> From: haris tanvir [mailto:haristanvir at hotmail.com]
> Sent: Sunday, October 18, 2015 7:41 PM
> To: Traynor, Kevin
> Cc: discuss at openvswitch.org
> Subject: RE: [ovs-discuss] ovs 2.4 dpdk ports
> 
> What would be the difference if rather than assigning a Guest machine
> "dpdkvhostuser" ports, i directly assign them "dpdk" physical ports? Would
> the performance improve?

I'm not sure I understand the question. Do you mean using SR-IOV or something else? 

> 
> 
> 
> > From: kevin.traynor at intel.com
> > To: haristanvir at hotmail.com; discuss at openvswitch.org
> > Subject: RE: [ovs-discuss] ovs 2.4 dpdk ports
> > Date: Mon, 12 Oct 2015 16:19:36 +0000
> >
> >
> > > -----Original Message-----
> > > From: discuss [mailto:discuss-bounces at openvswitch.org] On Behalf Of haris
> > > tanvir
> > > Sent: Monday, October 12, 2015 8:57 AM
> > > To: discuss at openvswitch.org
> > > Subject: [ovs-discuss] ovs 2.4 dpdk ports
> > >
> > > Can someone explain the difference between(and elaborate) the following
> types
> > > of ports in ovs 2.4
> > >
> > > 1. dpdk
> > physical NIC ports
> >
> > > 2. dpdkr
> > dpdk ring ports, they can be used to read/write memory shared through
> ivshmem
> >
> > > 3. dpdkvhostuser
> > qemu vhostuser ports
> >
> > Have a look through the dpdk documentation http://www.dpdk.org/doc
> > or the INSTALL.DPDK.md
> >



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