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Re: [SCTP-Discussion] Flow and Congestion control of SCTP


Chronological Thread 
  • From: "Brian F. G. Bidulock" <bidulock AT openss7.org>
  • To: Torbjörn Andersson <torbjorn.andersson AT kau.se>
  • Cc: discussion AT sctp.de
  • Subject: Re: [SCTP-Discussion] Flow and Congestion control of SCTP
  • Date: Wed Nov 27 14:02:01 2002
  • Dsn-notification-to: <bidulock AT openss7.org>
  • List-id: SCTP Discussions <discussion.sctp.de>
  • Organization: http://www.openss7.org/

Torbjörn,

Are you turning Nagle off (on by default) on your TCP tests?

--brian

On Wed, 27 Nov 2002, Torbjörn Andersson wrote:

> I'm doing some test on SCTP and TCP and I found that SCTP is somewhat
> faster than TCP when i transfer 300 kbyte on 1 stream than TCP. By some
> reason the establishment of an connection for SCTP takes longer time
> than TCP, not surprising, but then after 300 kbyte of data transfer this
> extra delay of SCTP is gone. How can this be true, is there any
> enhancements in SCTP that don't exist i the TCP implementations
> available in a standard installation of LINUX. The network speed is
> 7,680 bit/s with a rtt of 310ms.
>
> /Torbjörn Andersson
>
> _______________________________________________
> discussion mailing list
> discussion AT sctp.de
> http://www.sctp.de/mailman/listinfo/discussion

--
Brian F. G. Bidulock ¦ The reasonable man adapts himself to the ¦
bidulock AT openss7.org
¦ world; the unreasonable one persists in ¦
http://www.openss7.org/ ¦ trying to adapt the world to himself. ¦
¦ Therefore all progress depends on the ¦
¦ unreasonable man. -- George Bernard Shaw ¦




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