From owner-cvs-all Thu Mar 11 16: 6:43 1999 Delivered-To: cvs-all@freebsd.org Received: from allegro.lemis.com (allegro.lemis.com [192.109.197.134]) by hub.freebsd.org (Postfix) with ESMTP id 32BE515228; Thu, 11 Mar 1999 16:06:36 -0800 (PST) (envelope-from grog@freebie.lemis.com) Received: from freebie.lemis.com (freebie.lemis.com [192.109.197.137]) by allegro.lemis.com (8.9.1/8.9.0) with ESMTP id KAA18991; Fri, 12 Mar 1999 10:36:17 +1030 (CST) Received: (from grog@localhost) by freebie.lemis.com (8.9.3/8.9.0) id KAA28502; Fri, 12 Mar 1999 10:36:16 +1030 (CST) Message-ID: <19990312103615.J490@lemis.com> Date: Fri, 12 Mar 1999 10:36:15 +1030 From: Greg Lehey To: "Jordan K. Hubbard" , "Jan B. Koum " Cc: David Greenman , cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: BSD/OS compatibility (was: cvs commit: src/sys/i386/conf .. References: <19990311152448.A19522@best.com> <5303.921195837@zippy.cdrom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.93.2i In-Reply-To: <5303.921195837@zippy.cdrom.com>; from Jordan K. Hubbard on Thu, Mar 11, 1999 at 03:43:57PM -0800 WWW-Home-Page: http://www.lemis.com/~grog Organization: LEMIS, PO Box 460, Echunga SA 5153, Australia Phone: +61-8-8388-8286 Fax: +61-8-8388-8725 Mobile: +61-41-739-7062 Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk On Thursday, 11 March 1999 at 15:43:57 -0800, Jordan K. Hubbard wrote: >> I think it is better to give people boxes which can be tweaked to the >> max then for us to worry about BSDi compatibility. > > Well, more to the point, we shouldn't just fall over kicking the > minute somebody installs us on a "server class" machine that we claim > represents our bread-and-butter market. Something similar to this > (>64MB memory detection) is what cost us a major magazine performance > review against Linux and BSD/OS when we ended up getting tested with > 64MB of memory and the other OSes saw and used the full 128MB, skewing > the benchmark results against us for the high-load case. That really > sucked and we don't need that happening again, a whole lot more than > we need to run a very diminishing number of BSD/OS binaries. Most > ISVs appear, sadly, to be rapidly abandoning that market and BSDI > itself isn't all too healthy these days. None of this really answers my question (well, indirectly I suppose it does). Sure, I understand the necessity of maintaining performance on machines with large memory, and if it breaks BSDI compatibility, this may be a necessary evil. But most machines don't have 2 GB of memory, and it might make sense, for example, to make the choice a kernel configuration option. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message