From owner-freebsd-hackers Tue Oct 1 22:45:11 1996 Return-Path: owner-hackers Received: (from root@localhost) by freefall.freebsd.org (8.7.5/8.7.3) id WAA07236 for hackers-outgoing; Tue, 1 Oct 1996 22:45:11 -0700 (PDT) Received: from answerman.mindspring.com (answerman.mindspring.com [204.180.128.8]) by freefall.freebsd.org (8.7.5/8.7.3) with ESMTP id WAA07226 for ; Tue, 1 Oct 1996 22:45:08 -0700 (PDT) Received: from borg.mindspring.com (borg.mindspring.com [204.180.128.14]) by answerman.mindspring.com (8.7.5/8.7.3) with ESMTP id BAA01236; Wed, 2 Oct 1996 01:44:58 -0400 (EDT) Received: from bogus.mindspring.com (user-168-121-39-4.dialup.mindspring.com [168.121.39.4]) by borg.mindspring.com (8.6.12/8.6.12) with SMTP id BAA24779; Wed, 2 Oct 1996 01:44:39 -0400 Message-Id: <1.5.4.32.19961002054454.008cfba4@mindspring.com> X-Sender: kpneal@mindspring.com X-Mailer: Windows Eudora Light Version 1.5.4 (32) Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Date: Wed, 02 Oct 1996 01:44:54 -0400 To: Chris G Demetriou From: "Kevin P. Neal" Subject: Re: VPS mailing list, BSD interest? Cc: "Justin T. Gibbs" , Jason Thorpe , Poul-Henning Kamp , James Graham , hackers@freebsd.org, tech-kern@netbsd.org Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk At 01:18 AM 10/2/96 -0400, Chris G Demetriou wrote: >> The coolest would be the kernel sysloging messages like "spare bandwidth >> on controller Y, suggest moving data over there off of controller X." >> Or even for disks. Or even for virtual partitions. > >Uh, the state of the art in "cool" is actually beyond that already. > >It's now into the realm of "ahh, i see you're use of this data is >different than your use of this other data, so i'm going to store them >differently." See HP's AutoRaid work. (For even more bizarre "cool," >see AFRAID... "ahh, i see you want more performance and less >reliability for this data! i will dynamically adjust!") I'm hoping to avoid somebody saying "But I don't WANT it to rearrange my data, and put it on different disks automatically!". Of course, you could still cut off that feature. In that event, it could still give you hints. Perhaps we are saying slightly different things. -- XCOMM Kevin P. Neal, Sophomore, Comp. Sci. \ kpneal@pobox.com XCOMM "Corrected!" -- Old Amiga tips file \ kpneal@eos.ncsu.edu XCOMM Visit the House of Retrocomputing: / Perm. Email: XCOMM http://www.pobox.com/~kpn/ / kevinneal@bix.com