From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Tue, 9 Jan 2001 15:57:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Tue, 9 Jan 2001 15:57:10 -0500 Received: from smtpgw.bnl.gov ([130.199.3.16]:9739 "EHLO smtpgw.sec.bnl.local") by vger.kernel.org with ESMTP id ; Tue, 9 Jan 2001 15:56:59 -0500 Date: Tue, 9 Jan 2001 15:56:11 -0500 From: Tim Sailer To: John Heffner Cc: linux-kernel@vger.kernel.org, jfung@bnl.gov Subject: Re: Network Performance? Message-ID: <20010109155611.B3563@bnl.gov> In-Reply-To: <20010109115302.A32135@bnl.gov> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.12i In-Reply-To: ; from jheffner@psc.edu on Tue, Jan 09, 2001 at 02:29:36PM -0500 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jan 09, 2001 at 02:29:36PM -0500, John Heffner wrote: > > -------------------------------------------- > > ports:/home/ftp# sysctl -a | fgrep net/core > > net/core/optmem_max = 10240 > > net/core/message_burst = 50 > > net/core/message_cost = 5 > > net/core/netdev_max_backlog = 300 > > net/core/rmem_default = 32767 <<<<<<<<< > > net/core/wmem_default = 32767 <<<<<<<<< > > net/core/rmem_max = 2097152 > > net/core/wmem_max = 2097152 > > -------------------------------------------- > > The defaults must be large unless your application calls setsockopt() to > set the buffers itself. (Some FTP clients and servers can do this, but > for testing, your're still probably better always having the _max's and > _default's the same.) Hm.. OK. I think we tried that, but I'll check again. Thanks, Tim -- Tim Sailer Cyber Security Operations Brookhaven National Laboratory (631) 344-3001 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/