On 7 January 2016 at 23:58, Mark Delany <c...@romeo.emu.st> wrote: > On 08Jan16, Bruce Evans allegedly wrote: >> If the NIC can't reach line rate > >> Network stack overheads are also enormous. > > Bruce makes some excellent points. > > I challenge anyone to get line rate UDP out of FBSD (or Linux) for a > 1G NIC yet alone a 10G NIC listening to a single port. It was exactly > my frustration with UDP performance that led me down the path of > *mmsg() and netmap. > > Frankly this is an opportunity for FBSD as UDP performance appears to > be a neglected area.
I'm there, on 16 threads. I'd rather we do it on two or three, as a lot of time is wasted in producer/consumer locking. but yeah, 500k tx/rx should be doable per CPU with only locking changes. -a -adrian > > > Mark. > _______________________________________________ > freebsd-net@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org" _______________________________________________ freebsd-net@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
