From owner-freebsd-current@FreeBSD.ORG Sat Oct 15 18:46:38 2005 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 86EED16A41F for ; Sat, 15 Oct 2005 18:46:38 +0000 (GMT) (envelope-from skylar@cs.earlham.edu) Received: from quark.cs.earlham.edu (cs.earlham.edu [159.28.230.3]) by mx1.FreeBSD.org (Postfix) with ESMTP id E7E6C43D48 for ; Sat, 15 Oct 2005 18:46:37 +0000 (GMT) (envelope-from skylar@cs.earlham.edu) Received: from [192.168.1.10] (stu160022.student.earlham.edu [159.28.160.22]) (authenticated bits=0) by quark.cs.earlham.edu (8.13.4/8.13.3) with ESMTP id j9FIkWCA069599 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 15 Oct 2005 13:46:32 -0500 (EST) (envelope-from skylar@cs.earlham.edu) Message-ID: <43514E7C.3000108@cs.earlham.edu> Date: Sat, 15 Oct 2005 13:46:20 -0500 From: Skylar Thompson Organization: Earlham College Computer Science Department User-Agent: Debian Thunderbird 1.0.2 (X11/20050602) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Joshua Coombs References: In-Reply-To: X-Enigmail-Version: 0.91.0.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enig084792D87E7ADE0F118A7E58" X-Greylist: Sender succeded SMTP AUTH authentication, not delayed by milter-greylist-1.6 (quark.cs.earlham.edu [159.28.230.3]); Sat, 15 Oct 2005 13:46:33 -0500 (EST) X-Virus-Scanned: ClamAV 0.87/1134/Fri Oct 14 03:07:44 2005 on quark.cs.earlham.edu X-Virus-Status: Clean X-Scanned-By: MIMEDefang 2.52 on 159.28.230.3 X-Spam-Status: No, score=0.0 required=8.0 tests=none autolearn=failed version=3.0.4 X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on quark.cs.earlham.edu Cc: freebsd-current@freebsd.org Subject: Re: 486DLC Tuning X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: skylar@cs.earlham.edu List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 15 Oct 2005 18:46:38 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig084792D87E7ADE0F118A7E58 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Joshua Coombs wrote: > I have a 386 with a Cyrix 486DRx2-66 (clock doubled DLC) that I moved > from 4.11 to 6.0. So far it's running decently, I've got more net/hd > throughput than I had before, by a factor of two for net, but the box > 'feels' like I'm not getting the same cpu perf I had before. Without > benchmarks, I'm not in the best position to prove it, but I figured > I'd try some basic tuning to see if I could improve things. I know SMPng introduces different locking semantics that (for now) reduce CPU performance, but I'm not sure if that only affects SMP boxen or if it also affects uniprocessor boxen as well. -- -- Skylar Thompson (skylar@cs.earlham.edu) -- http://www.cs.earlham.edu/~skylar/ --------------enig084792D87E7ADE0F118A7E58 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFDUU6Bsc4yyULgN4YRAkVzAJ4uhSw+vuFjfgK79SFCj/cb2cC5WgCaAmdq 5o00hB5wHiuNw2VGlX0uMHo= =c1Un -----END PGP SIGNATURE----- --------------enig084792D87E7ADE0F118A7E58--