From owner-freebsd-hackers Wed Oct 8 19:14:03 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id TAA00897 for hackers-outgoing; Wed, 8 Oct 1997 19:14:03 -0700 (PDT) (envelope-from owner-freebsd-hackers) Received: from gaia.coppe.ufrj.br (jonny@cisigw.coppe.ufrj.br [146.164.5.200]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id TAA00887 for ; Wed, 8 Oct 1997 19:13:57 -0700 (PDT) (envelope-from jonny@coppe.ufrj.br) Received: (from jonny@localhost) by gaia.coppe.ufrj.br (8.8.7/8.8.7) id AAA28099; Thu, 9 Oct 1997 00:13:32 -0200 (EDT) From: Joao Carlos Mendes Luis Message-Id: <199710090213.AAA28099@gaia.coppe.ufrj.br> Subject: Re: TCP problem In-Reply-To: <199710082259.PAA24090@implode.root.com> from David Greenman at "Oct 8, 97 03:59:33 pm" To: dg@root.com Date: Thu, 9 Oct 1997 00:13:32 -0200 (EDT) Cc: jonny@coppe.ufrj.br, joerg_wunsch@uriah.heep.sax.de, hackers@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL32 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk #define quoting(David Greenman) // >Uh, er, yes... :) // > // >I wanted to test some parameters in order to push network performance // >since this machine is a mid-sized squid server that I'm using to project // >bigger ones. // ... // >/usr/sbin/sysctl -w net.inet.tcp.sendspace=65536 // >/usr/sbin/sysctl -w net.inet.tcp.recvspace=65536 // // This is the cause of the problem. You really don't want to change these, // anyway. You'll see the best performance at the default of 16KB. So, what's the good thing about RFC1323 ? Jonny -- Joao Carlos Mendes Luis jonny@gta.ufrj.br +55 21 290-4698 jonny@coppe.ufrj.br Universidade Federal do Rio de Janeiro UFRJ/COPPE/CISI PGP fingerprint: 29 C0 50 B9 B6 3E 58 F2 83 5F E3 26 BF 0F EA 67