Mailing List Archive: Question on PF_RING and Intel igb drivers

Hi
please note transparent_mode is deprecated (btw, it was a mechanism working at driver level, kernel was still involved),
if you want to completely bypass the kernel you should use PF_RING ZC.

Alfredo

> On 30 Mar 2017, at 20:44, Espresso Beanies <espressobeanies@gmail.com> wrote:
>
> Hi,
>
> I recently discovered PF_RING's transport_mode=2 feature and wanted to ask if the supplied Intel igb driver has a hardware acceleration feature/setting that also bypasses the kernel and goes straight to PF_RING for processing.
>
> It'd be something like this:
> NIC Card -> IGB Driver -> PF_RING -> App
> As opposed to something like this with PF_RING transport_mode=0:
> NIC Card -> IGB Driver -> Linux Kernel -> PF_RING -> Linux Kernel -> App
>
> Thanks!
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