*BSD News Article 70613


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Date: 10 Jun 1996 22:07:00 +0200
From: kai@khms.westfalen.de (Kai Henningsen)
Newsgroups: gnu.misc.discuss,comp.os.linux.networking,comp.unix.bsd.netbsd.misc
Message-ID: <6AbFLHBUcsB@khms.westfalen.de>
References: <1JWBCFZN@wuschel.ibb.schwaben.com>
	<4pa83i$2km@solutions.solon.com> <4pe4fo$7gi@linux.cs.Helsinki.FI>
	<4paedl$4bm@engnews2.Eng.Sun.COM> <4pf7f9$bsf@white.twinsun.com>
Subject: Re: TCP latency
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eggert@twinsun.com (Paul Eggert)  wrote on 09.06.96 in <4pf7f9$bsf@white.twinsun.com>:

> I agree.  It's a popular problem area these days.  For another example,
> see <URL:news:4paedl$4bm@engnews2.Eng.Sun.COM>, where Sun announces
> fixes to severe problems with Solaris 2.5 (and 2.5.1) TCP performance
> when communicating over slow links.  (In our case, the intervening node
> was a Cisco terminal server, but it wasn't Cisco's fault.)  BSD and
> Linux networking implementers should read that news article; it
> describes some entertaining gotchas.

Didn't some recent versions of the Linux kernel _also_ have severe  
problems with Solaris machines? I seem to remember that the conclusion was  
that the Solaris machines were doing something wrong, but the Linux kernel  
was changed to work around this anyway.

This _was_ about TCP performance.

Might it have been the same problem?

Kai
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