From owner-freebsd-hackers Mon Mar 11 14:43:06 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id OAA25613 for hackers-outgoing; Mon, 11 Mar 1996 14:43:06 -0800 (PST) Received: (from jmb@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id OAA25606 Mon, 11 Mar 1996 14:43:04 -0800 (PST) From: "Jonathan M. Bresler" Message-Id: <199603112243.OAA25606@freefall.freebsd.org> Subject: Re: historical note.. To: julian@TFS.COM (Julian Elischer) Date: Mon, 11 Mar 1996 14:43:04 -0800 (PST) Cc: hackers@freebsd.org, chat@freebsd.org In-Reply-To: from "Julian Elischer" at Mar 11, 96 12:02:47 pm X-Mailer: ELM [version 2.4 PL24] Content-Type: text Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Julian Elischer wrote: > > I just found this in the BSD4.3 kernel I'm trying to debug.. > it's from vmparam.h.. > > /* > * Just for fun: current memory prices are 4600$ a megabyte on VAX (4/22/81), > * so we loan each swapped in process memory worth 100$, or just admit > * that we don't consider it worthwhile and swap it out to disk which costs > * $30/mb or about $0.75. > */ > > note that the cost of RAM is less what it cost for disk then.. > 15 years change.. and due to inflation, the ram is even cheaper > in real terms.. > > in the code in question they are trying to save 25K for the process........... HEY! somebody took this out fo the FreeBSD sources! not fair. this is part of our heritage. so it make the source distribution a little larger. so what disk is cheaper than ever. i want it back. please submit a diff. ;^) jmb ps. for those dealing with too much stress, and unable to tell this is my attempt at humor.