Re: zero-copy networking & a performance drop
Nivedita Singhvi (firstname.lastname@example.org)
Thu, 27 Jun 2002 12:53:32 -0700 (PDT)
> Now, here is my direct question: has a zero-copy TCP stack
> been introduced after 2.4.3 (which we're running)? I believe
> the answer is yes, but I've not been able to find direct confirmation.
> If the answer is yes, does anything special need to be done
> (in terms of allocating/working with skbs, or passing the packets
> up to higher levels) in order to use the zero-copy implementation.
Yes, 2.4.4. You should upgrade to that if possible, or rather,
a much more recent version..
That said, rx has been slower than sends in most of our testing
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