Magnus Karlsson

On Mon, Dec 12, 2022 at 6:17 AM junka ***@***.***> wrote: > ***@***.*** ] libbpf sets this > flag automatically if you register the same umem more than twice, so...

On Mon, Dec 12, 2022 at 9:11 AM junka ***@***.***> wrote: > @magnus-karlsson > Thx for you info > > Quote from https://www.kernel.org/doc/html/networking/af_xdp.html > > The UMEM can be shared...

On Mon, Dec 12, 2022 at 9:55 AM junka ***@***.***> wrote: > > I do not know what you mean by "share umem address". > > I mean when two...

Never tried anything like that. But if you redirect something with a CPUMAP, how will you be able to redirect it to an XSKMAP too? I would instead just change...

Yes, you a right. Forgot about that one, though I have no idea what would happen in this case. Try it out, or just use the affinities like in the...

I have never used RPS in conjunction with this. But regardless of that, let me check so I understand this. You have 2 cores in each namespace and you would...

Thanks for the info. This likely has to do something with the fact that the execution model of veth changes when you install an XDP program. It starts to use...

The last time I ran this with a single package on an Intel NIC, this worked. So I would start with checking if it is a Mellanox zero-copy driver problem....

So everything works as expected, even though you see these errors? I do not have a stmmaceth card, so have never tried it. Note that some drivers print allocation failure...

You are correct that there is no such support. Would you mind sending me a pointer to an example or two of how this is used for other socket types?