From owner-freebsd-net Sat May 29 12:20:27 1999 Delivered-To: freebsd-net@freebsd.org Received: from labinfo.iet.unipi.it (labinfo.iet.unipi.it [131.114.9.5]) by hub.freebsd.org (Postfix) with SMTP id E115D14C97 for ; Sat, 29 May 1999 12:20:22 -0700 (PDT) (envelope-from luigi@labinfo.iet.unipi.it) Received: from localhost (luigi@localhost) by labinfo.iet.unipi.it (8.6.5/8.6.5) id SAA15653; Sat, 29 May 1999 18:54:30 +0200 From: Luigi Rizzo Message-Id: <199905291654.SAA15653@labinfo.iet.unipi.it> Subject: Re: Linux and Solaris tcp beating FreeBSD 4:1 To: dgilbert@velocet.ca (David Gilbert) Date: Sat, 29 May 1999 18:54:30 +0200 (MET DST) Cc: wollman@khavrinen.lcs.mit.edu, dgilbert@velocet.ca, freebsd-net@FreeBSD.ORG In-Reply-To: <14160.1181.137755.84641@trooper.velocet.ca> from "David Gilbert" at May 29, 99 11:15:22 am X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 978 Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > Since the real solution for this is some time in the future, what can > I hack on quickly? If I can't change the timeout speed, can I change > some other parameter that will help here? I'm taking a lot of flack > that netcat port forwarding on a Sparc 1+ can beat our FreeBSD > K6-2/400 one wonders what is your config and why you have high losses (congestion or what ?). Lowering the MTU in some cases might help because it keeps more packets in flight and lets fast retransmit act earlier. cheers luigi -----------------------------------+------------------------------------- Luigi RIZZO, luigi@iet.unipi.it . Dip. di Ing. dell'Informazione http://www.iet.unipi.it/~luigi/ . Universita` di Pisa TEL/FAX: +39-050-568.533/522 . via Diotisalvi 2, 56126 PISA (Italy) http://www.iet.unipi.it/~luigi/ngc99/ ==== First International Workshop on Networked Group Communication ==== -----------------------------------+------------------------------------- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message