LEDBAT (RFC-6817)i n FreeBSD as mod_cc(9)?

Lev Serebryakov lev at FreeBSD.org
Tue Jun 17 08:48:50 UTC 2014


Hello, hiren.
You wrote 17 июня 2014 г., 11:41:35:

>>   It looks like, that some TCP connections could benefit from LEDBAT
>>  (RFC-6871) cognestion control algorithm (not all, of course, it should not
>>  be default).
>>
>>   Also, it looks like Apple implements one
>>   (http://www.opensource.apple.com/source/xnu/xnu-1699.32.7/bsd/netinet/tcp_ledbat.c),
>>  but it uses much more "callbacks" from TCP/SCTP core to CC module, that
>>  FreeBSD has.
>>
>>   Does somebody evaluate, is it possible to bring LEDBAT to FreeBSD?
hp> I'd guess there is nothing wrong in having this as a cc module.
hp> Someone has to do the necessary legwork :-)
  The problem is it seems that "someone" needs to extend set of hooks in
 mod_cc substantially. It is more than "write one more module" and, IMHO,
 should be discussed with net-related people :)

-- 
// Black Lion AKA Lev Serebryakov <lev at FreeBSD.org>



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