From owner-freebsd-stable@FreeBSD.ORG Mon Jul 15 14:13:04 2013 Return-Path: Delivered-To: stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) by hub.freebsd.org (Postfix) with ESMTP id E427643B; Mon, 15 Jul 2013 14:13:04 +0000 (UTC) (envelope-from gjb@FreeBSD.org) Received: from mail0.glenbarber.us (mail0.glenbarber.us [208.86.227.67]) by mx1.freebsd.org (Postfix) with ESMTP id BCC2DCC4; Mon, 15 Jul 2013 14:13:04 +0000 (UTC) Received: from glenbarber.us (unknown [IPv6:2001:470:8:120e:1:1:c57c:729]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: gjb) by mail0.glenbarber.us (Postfix) with ESMTPSA id CE5B68C77; Mon, 15 Jul 2013 14:13:02 +0000 (UTC) DKIM-Filter: OpenDKIM Filter v2.8.3 mail0.glenbarber.us CE5B68C77 Authentication-Results: mail0.glenbarber.us; dkim=none reason="no signature"; dkim-adsp=none Date: Mon, 15 Jul 2013 10:13:00 -0400 From: Glen Barber To: Alfred Perlstein Subject: Re: status of autotuning freebsd for 9.2 Message-ID: <20130715141300.GA1986@glenbarber.us> References: <51D90B9B.9080209@ixsystems.com> <51D92826.1070707@freebsd.org> <51E1061F.3050804@ixsystems.com> <51E398F3.40008@freebsd.org> <51E3EEAA.3040106@freebsd.org> <51E3EFA8.1050606@ixsystems.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="tThc/1wpZn/ma/RB" Content-Disposition: inline In-Reply-To: <51E3EFA8.1050606@ixsystems.com> X-Operating-System: FreeBSD 10.0-CURRENT amd64 User-Agent: Mutt/1.5.21 (2010-09-15) Cc: re@freebsd.org, stable@freebsd.org, Andre Oppermann X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 Jul 2013 14:13:05 -0000 --tThc/1wpZn/ma/RB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jul 15, 2013 at 05:48:40AM -0700, Alfred Perlstein wrote: > On 7/15/13 5:44 AM, Andre Oppermann wrote: > >On 15.07.2013 08:38, Andre Oppermann wrote: > >>On 13.07.2013 09:47, Alfred Perlstein wrote: > >>>Andre, we have a number of people running this patch in the > >>>following configurations: > >>> > >>>6-8GB ram + 10gigE ethernet using iozone over NFS. > >> > >>As you haven't seen any problems yet I've asked RE to green light > >>the MFC. > > > >RE has rejected the MFC out of fears for unexpected regressions. > > >=20 > That is unfortunate. I guess re@ doesn't understand that FreeBSD > 9.2 will be unusable out of the box for doing 10gigE for more than a > few microseconds. >=20 > Can we not just do my original patch that has the check for 64bit > pointers before unscaling maxusers? That would be dirt simple and > just work with minimal risk. >=20 IMHO, this is considered a new feature, and not a critical bug fix. re@ asked from the start of the code slush to avoid new features, and at this point, it is too late. It is not worth introducing possible regressions, which will only delay the 9.2-RELEASE. Glen --tThc/1wpZn/ma/RB Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.20 (FreeBSD) iQEcBAEBCAAGBQJR5ANsAAoJEFJPDDeguUajOxYIAJUFkAiKl7sIhoDkg2cWiZ+y 0cMSEOpGtrMnG6BBVcHe48fQgmPHfWXK7C9lB/6s34dIh3aGGacJ/RbcmV7FF95g 0gBiIRxh7srCqZi8Yjo5M0qZtdUkHLH5jlH6SMIfBV0WfX6t5NgUFgZCMGypJ0bg 628AP5LtRpoPkXQ1Xv2f0DZjrVNHY2kTYG+8AKZ0Mk2ul5bReHOwUSEyGOk/iqGN FgOzpo3u9+WoigX53WV5AsQ9567F1lo9ImHXw4bvp549SA2W0cYJZF1ww+snVxxr S3MVS2eu+RbXJ4iY8HIZC4IPo/Aa8PfPsTXdB1Yv3pWgGVbkTzUoH3/t5XbCdME= =YFyv -----END PGP SIGNATURE----- --tThc/1wpZn/ma/RB--