From owner-freebsd-current@FreeBSD.ORG Tue May 4 13:06:58 2004 Return-Path: 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 EBD7916A4CE for ; Tue, 4 May 2004 13:06:58 -0700 (PDT) Received: from mta4.rcsntx.swbell.net (mta4.rcsntx.swbell.net [151.164.30.28]) by mx1.FreeBSD.org (Postfix) with ESMTP id A900143D48 for ; Tue, 4 May 2004 13:06:58 -0700 (PDT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (b325ae06447c8b47f2e6fa10cb58f589@adsl-67-115-73-128.dsl.lsan03.pacbell.net [67.115.73.128])i44K6vYS026907; Tue, 4 May 2004 15:06:57 -0500 (CDT) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 4D739521DA; Tue, 4 May 2004 13:06:57 -0700 (PDT) Date: Tue, 4 May 2004 13:06:57 -0700 From: Kris Kennaway To: Gerrit Nagelhout Message-ID: <20040504200657.GA22430@xor.obsecurity.org> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="PNTmBPCT7hxwcZjr" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i cc: freebsd-current@FreeBSD.org Subject: Re: 4.7 vs 5.2.1 SMP/UP bridging performance X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 May 2004 20:06:59 -0000 --PNTmBPCT7hxwcZjr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 04, 2004 at 03:55:32PM -0400, Gerrit Nagelhout wrote: > I would like to move to CURRENT for new hardware support, and the=20 > ability to properly use multi-threading in user-space, but can't do > this until the performance bottlenecks are solved. I realize that=20 > 5.x is still a work in progress and hasn't been tuned as well as 4.7=20 > yet, but are there any plans for optimizations in this area? Does=20 > anyone have any suggestions on what else I can try? Try rwatson's netperf patches: http://www.watson.org/~robert/freebsd/netperf/ There is at least one outstanding panic condition known, but more testing will be a great help. Kris P.S. You didn't mention the status of WITNESS, but I'm assuming you read the docs and disabled it since it's a huge performance killer. --PNTmBPCT7hxwcZjr Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAl/fgWry0BWjoQKURAo6NAKCpSrIci6XpEto7PzwSsyTbkab3VACgg33M 7PUj5HR8E8mz1wM2MaoNx2E= =xxOy -----END PGP SIGNATURE----- --PNTmBPCT7hxwcZjr--