Date: Thu, 26 Jun 1997 16:54:03 +0900 From: Kenjiro Cho <kjc@csl.sony.co.jp> To: Bill Fenner <fenner@parc.xerox.com> Cc: Chris Csanady <ccsanady@friley01.res.iastate.edu>, hackers@FreeBSD.ORG Subject: Re: TCP/IP bug? Unnecessary fragmentation... Message-ID: <199706260754.QAA13876@hotaka.csl.sony.co.jp> In-Reply-To: Your message of "Wed, 25 Jun 1997 13:13:43 PDT." <97Jun25.131348pdt.177513@crevenia.parc.xerox.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Bill Fenner wrote: >> Kenjiro Cho <kjc@csl.sony.co.jp> wrote: >I think, considering the wide use of TCP, the socket layer should try >to call tcp_usr_send all at once when possible. >> That would be going backwards, to some extent. Van Jacobson wrote >> in a 1988 message about upping TCP stack performance: Hmmm, was the Nagle algorithm already implemented back then? The modified sosend ends up with a long delay when divided chunks trigger the Nagle Algorithm. It seems worse than the possible gain by parallelism. --kj --- Kenjiro Cho Sony Computer Science Laboratory Inc.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199706260754.QAA13876>