2022-03-17 16:55 (UTC+0100), Antonio Di Bacco: > Unfortunately I cannot change the applications but I only can create some > fake VFs and connect them with software. > Could OVS come to the rescue?
You don't need to modify app code to communicate via shared memory: https://doc.dpdk.org/guides/nics/memif.html > > Il giorno gio 17 mar 2022 alle ore 14:27 Timothy Wood <timw...@gwu.edu> ha > scritto: > > > One option is to modify the applications to use DPDK's multi-process > > support: https://doc.dpdk.org/guides/prog_guide/multi_proc_support.html > > Essentially you would have one app read from the real port and then write > > data to a software queue in shared memory. Instead of having the second app > > read from a port it would read from the queue. > > > > If you want to build more elaborate combinations of functions, check out > > our OpenNetVM research project which focused on high performance NF > > chaining: http://sdnfv.github.io/onvm/ > > > > --- > > Timothy Wood, Ph. D. > > he/him/his > > Associate Professor > > Department of Computer Science > > The George Washington University > > http://www.seas.gwu.edu/~timwood > > > > > > On Thu, Mar 17, 2022 at 5:29 AM Antonio Di Bacco <a.dibacco...@gmail.com> > > wrote: > > > >> I have two DPDK applications that are using virtual functions built on > >> top of two physical functions that correspond to the two ports of a 25 Gbps > >> ethernet card. The two physical ports are connected one to the other with > >> an optic fiber. > >> Now, I would like to realize the same setup but without using a physical > >> 25 Gbps card, I wonder if this is possible. > >> > >>