On Thu, Dec 14, 2017 at 8:36 PM, Michael Chan <michael.c...@broadcom.com> wrote: > On Thu, Dec 14, 2017 at 8:34 AM, Or Gerlitz <gerlitz...@gmail.com> wrote: >> On Mon, Dec 11, 2017 at 1:41 PM, Michael Chan <michael.c...@broadcom.com> >> wrote: >>> Introduce NETIF_F_GRO_HW feature flag and convert drivers that support >>> hardware GRO to use the new flag. >> >> Hi Michael, >> >> Could you add more performance motivations/results? looking on your >> netconf slides [1] >> I see (much) better CPU utilization (slide 5) -- do you have more >> numbers to share? > > The motivations are the same as LRO: to achieve higher RX throughput > and lower CPU utilization.
makes sense, what is the +/- %% improvement in RX throughput you see? > You can think of it as an improved version of LRO that is stricter and > provides more information to construct the GRO frame so that it is > reversible. sounds good to me
