From owner-freebsd-current Sun Sep 13 21:18:39 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id VAA20106 for freebsd-current-outgoing; Sun, 13 Sep 1998 21:18:39 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from implode.root.com (implode.root.com [198.145.90.17]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id VAA20094; Sun, 13 Sep 1998 21:18:32 -0700 (PDT) (envelope-from root@implode.root.com) Received: from implode.root.com (localhost [127.0.0.1]) by implode.root.com (8.8.5/8.8.5) with ESMTP id VAA00438; Sun, 13 Sep 1998 21:12:18 -0700 (PDT) Message-Id: <199809140412.VAA00438@implode.root.com> To: Terry Lambert cc: tom@uniserve.com (Tom), gpalmer@FreeBSD.ORG, irc@cooltime.simplenet.com, freebsd-current@FreeBSD.ORG Subject: Re: Download of FreeBSD 3.0-SNAP In-reply-to: Your message of "Sun, 13 Sep 1998 23:43:39 -0000." <199809132343.QAA23937@usr04.primenet.com> From: David Greenman Reply-To: dg@root.com Date: Sun, 13 Sep 1998 21:12:18 -0700 Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG >> > Over fast local links, the speed of your disk often affects the speed >> > of the install more than network issues. >> >> If 200 KB/s is too much for your disks, it is time to join the late >> '80s and get new disks. > >Note that even some brand new disks will bottleneck you. > >FreeBSD no longer does elevator sorts on data pending output, >relying instead on the disk hardware to be smarter about this, >especially given the likelihood that the drive is lying about >its pysical geometry, making it unlikely that any sort you >could do would result in an optimization. Not true. All of the "dumb" drivers (wd, fd, etc) call a generic disk block elevator sorting function. -DG David Greenman Co-founder/Principal Architect, The FreeBSD Project To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message