From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: Max number of TCP sessions Date: Thu, 16 Nov 2006 14:21:35 -0800 Message-ID: <20061116142135.49bf524e@freekitty> References: <455CC8C9.2050509@superbug.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org Return-path: Received: from smtp.osdl.org ([65.172.181.4]:27863 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1424743AbWKPWVi (ORCPT ); Thu, 16 Nov 2006 17:21:38 -0500 To: James Courtier-Dutton In-Reply-To: <455CC8C9.2050509@superbug.co.uk> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Thu, 16 Nov 2006 20:23:37 +0000 James Courtier-Dutton wrote: > Hi, > > For a host using a Pentium 4 CPU at 2.8Mhz, what is a sensible max value > for number of TCP sessions this host could run under Linux? > Bandwidth per TCP session is likely to be about 10kbytes/second. > Look at your fundamental limits: * how fast is your network interface? * how fast is your bus? * how much kernel memory is available. -- Stephen Hemminger