From owner-freebsd-questions Sat Aug 7 11:10:17 1999 Delivered-To: freebsd-questions@freebsd.org Received: from nisser.com (n2000039.telekabel.chello.nl [212.187.0.39]) by hub.freebsd.org (Postfix) with ESMTP id 4F2C214CE1 for ; Sat, 7 Aug 1999 11:10:13 -0700 (PDT) (envelope-from roelof@nisser.com) Received: from nisser.com (roelof [10.0.0.2]) by nisser.com (8.9.2/8.9.2) with ESMTP id UAA52455; Sat, 7 Aug 1999 20:09:54 +0200 (CEST) (envelope-from roelof@nisser.com) Message-ID: <37AC7615.71D990A3@nisser.com> Date: Sat, 07 Aug 1999 20:08:21 +0200 From: Roelof Osinga Organization: eboa - engineering buro Office Automation X-Mailer: Mozilla 4.6 [en] (WinNT; I) X-Accept-Language: en MIME-Version: 1.0 To: Anthony DiPierro Cc: freebsd-questions@FreeBSD.ORG Subject: Re: maximum TCP connections References: <19990807024834.29799.rocketmail@web1305.mail.yahoo.com> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Anthony DiPierro wrote: > > What is the overhead of a TCP connection on freebsd? > I need to support "lots" (how many is the question) of > connections to multiple different locations, while > noting disconnections (both graceful and ungraceful) > and connections. I'd love to make the limiting factor > the amount of traffic (which will be low compared to > the number of connections), and I'm trying to figure > out if I should use generic TCP, UDP, or maybe a > hacked up version of TCP. > > Feel free to tell me to RTFM, if you'd be so kind as > to tell me where the FM is. Not that it would allow me to give the answer but I think that the most important piece of data would be the available bandwith. Are we talking fiber here or a T1? Also take a look at the Walnut Creek site. They run FreeBSD and hold the current world record in daily transfers. Maybe their specs could tell you something. Roelof PS the URL is http://www.cdrom.com/ -- Home is where the (@) http://eboa.com/ is. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message