: Re: [dpdk-dev] [PATCH 1/4] examples/l3fwd: tune prefetch for
> better performance
>
> On Thu, Mar 18, 2021 at 3:56 PM Ruifeng Wang
> wrote:
> >
> > Packet header is prefetched before packet processing for better memory
> > access performance. As L2 header will be up
> On Thu, Mar 18, 2021 at 3:56 PM Ruifeng Wang
> wrote:
> >
> > Packet header is prefetched before packet processing for better memory
> > access performance. As L2 header will be updated by l3fwd, using of
> > prefetch for store hint will set cache line to proper status and
> > reduce cache mai
On Thu, Mar 18, 2021 at 3:56 PM Ruifeng Wang wrote:
>
> Packet header is prefetched before packet processing for better
> memory access performance. As L2 header will be updated by l3fwd,
> using of prefetch for store hint will set cache line to proper
> status and reduce cache maintenance overhea
Packet header is prefetched before packet processing for better
memory access performance. As L2 header will be updated by l3fwd,
using of prefetch for store hint will set cache line to proper
status and reduce cache maintenance overhead.
With this change, 12.9% performance uplift was measured on
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