patch for test (Was: tcp_output starving -- is due to mbuf get delay?)

Mike Silbersack silby at
Fri Apr 18 08:29:33 PDT 2003

On Thu, 17 Apr 2003, Jin Guojun [NCS] wrote:

> I have modified the sockbuf and mbuf operation to double the throughput over
> high bandwidth delay product path.
> The patch is available at:
> The current modification is for tcp transmission only.

Impressive results, it sounds like we definitely need this improvement (in
some form or another.)

> Once the tcp_input code is tested, I will submit the patch to bugs at
> I may submit the patch regardless if tcp_input code works or not, because the
> tcp
> sender (server) is more important in high-speed network than the receiver
> (client).
> It is appreciated if any one can verify the patch and provide feedback.
> --
> ------------ Jin Guojun ----------- v --- j_guojun at ---

But I don't have time to look at it. :)

Keep the patches and benchmarks coming,

Mike "Silby" Silbersack

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