What types of traffic is sent to host network stack? For network applications on Host machine ?
On Mon, Oct 10, 2016 at 9:29 AM, Rajagopalan Sivaramakrishnan < [email protected]> wrote: > vrouter uses KNI to send packets to the host network stack. There is a > vhost0 interface which is created for this purpose and it uses KNI. > > > > Raja > > > > *From: *Joo Kim <[email protected]> > *Date: *Monday, October 10, 2016 at 1:31 AM > *To: *Raja Sivaramakrishnan <[email protected]> > *Cc: *"[email protected]" <[email protected]> > *Subject: *Re: [opencontrail-dev] vrouter dpdk support - both vhost and > IVSHMEM? > > > > Raja, > > > > Thanks for the clarification. > > > > BTW, as a related query, why(for what purpose) dpdk kni is used in > userspace dpdk vrouter? Since userspace vrouter receives/transmits > packet via poll mode driver and then sends/receives to/from VM via > userspace dpdk vhost-net, I don't see why KNI is necessary in userspace > vrouter... > > As I understand, KNI is just for improving the performance of the existing > applications going through Linux kernel network stack. > > > > Thanks > > > > On Wed, Oct 5, 2016 at 2:11 PM, Rajagopalan Sivaramakrishnan < > [email protected]> wrote: > > We don’t have a plan to support ivshmem at the moment. > > > > Raja > > > > *From: *Dev <[email protected]> on behalf of Joo Kim < > [email protected]> > *Date: *Sunday, October 2, 2016 at 2:59 AM > *To: *"[email protected]" <[email protected]> > *Subject: *[opencontrail-dev] vrouter dpdk support - both vhost and > IVSHMEM? > > > > Hello, > > > > Regarding vrouter dpdk support for host and vm (data packet)communication, > > > > looks like vrouter code uses vHost mechanism > > ( > > http://images.slideplayer.com/11/3319449/slides/slide_11.jpg > > ) > > > > Then, any plan on supporting IVSHMEM mechanism also? > > > > -Thanks- > > >
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