On Wed, 2016-11-30 at 18:27 +0200, Saeed Mahameed wrote: > > In this case, i think they should implement their own bulking (pktgen > is not a good example) > but XDP can predict if it has more packets to xmit as long as all of > them fall in the same NAPI cycle.
> Others should try and do the same. We can not trust user space to signal us when it is the good time to perform a doorbell. trafgen is using af_packet with qdisc bypass for example.