From owner-freebsd-current Sun Dec 9 12:13:44 2001 Delivered-To: freebsd-current@freebsd.org Received: from mass.dis.org (mass.dis.org [216.240.45.41]) by hub.freebsd.org (Postfix) with ESMTP id 255BA37B416 for ; Sun, 9 Dec 2001 12:13:42 -0800 (PST) Received: from mass.dis.org (localhost [127.0.0.1]) by mass.dis.org (8.11.6/8.11.3) with ESMTP id fB9KIpe01166; Sun, 9 Dec 2001 12:18:52 -0800 (PST) (envelope-from msmith@mass.dis.org) Message-Id: <200112092018.fB9KIpe01166@mass.dis.org> X-Mailer: exmh version 2.1.1 10/15/1999 To: sthaug@nethelp.no Cc: joerg_wunsch@uriah.heep.sax.de, j@uriah.heep.sax.de, freebsd-current@FreeBSD.ORG Subject: Re: cvs commit: src/sys/kern subr_diskmbr.c In-reply-to: Your message of "Sun, 09 Dec 2001 13:01:39 +0100." <44735.1007899299@verdi.nethelp.no> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Sun, 09 Dec 2001 12:18:51 -0800 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > (The other day a coworker of mine wanted to use DD for some IBM DTLA > disks, because he'd heard that the disks performed better that way - > something to do with scatter-gather not working right unless you used > DD. I'm highly skeptical about this since I have my own measurements > from IBM DTLA disks partitioned the normal way, ie. NOT DD, and they > show the disks performing extremely well. Anybody else want to comment > on this?) Since scatter-gather has nothing to do with the disk (it's a feature of the disk controller's interface to host memory), I think this coworker of yours is delusional. -- ... every activity meets with opposition, everyone who acts has his rivals and unfortunately opponents also. But not because people want to be opponents, rather because the tasks and relationships force people to take different points of view. [Dr. Fritz Todt] V I C T O R Y N O T V E N G E A N C E To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message