What ever happened with this? "eXperimental bandwidth delay product code"

Dan Nelson dnelson at allantgroup.com
Wed Jul 9 11:19:01 PDT 2003


In the last episode (Jul 09), Max Clark said:
> Hi all,
> 
> I am doing research on dynamic tcp tunning, what ever happened with the
> patch below?
> 
> http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&oe=UTF-8&safe=off&selm=200107150943.f6F9hhx06763%40earth.backplane.com&rnum=1

It got commited to 4.x and 5.x in August 2002; the sysctls were renamed
to net.inet.tcp.inflight_debug, inflight_enable, and inflight_min. 
They're documented in the tcp(4) manpage.  Note that it's got a
specific purpose; you don't want to turn this on by default as it will
lower the throughput of individual TCP streams to prevent backlogs and
packet loss.

-- 
	Dan Nelson
	dnelson at allantgroup.com


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