From owner-freebsd-hackers Thu Sep 25 12:53:26 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id MAA09079 for hackers-outgoing; Thu, 25 Sep 1997 12:53:26 -0700 (PDT) Received: from iafnl.es.iaf.nl (uucp@iafnl.es.iaf.nl [195.108.17.20]) by hub.freebsd.org (8.8.7/8.8.7) with SMTP id MAA09066 for ; Thu, 25 Sep 1997 12:53:23 -0700 (PDT) Received: by iafnl.es.iaf.nl with UUCP id AA24499 (5.67b/IDA-1.5 for FreeBSD-hackers@freebsd.org); Thu, 25 Sep 1997 21:53:43 +0200 Received: (from wilko@localhost) by yedi.iaf.nl (8.8.5/8.6.12) id VAA02336 for FreeBSD-hackers@freebsd.org; Thu, 25 Sep 1997 21:35:07 +0200 (MET DST) From: Wilko Bulte Message-Id: <199709251935.VAA02336@yedi.iaf.nl> Subject: Re: Known problems with async ufs? To: FreeBSD-hackers@freebsd.org (FreeBSD hackers list) Date: Thu, 25 Sep 1997 21:35:07 +0200 (MET DST) In-Reply-To: <199709242320.QAA12833@salsa.gv.tsc.tdk.com> from "Don Lewis" at Sep 24, 97 04:20:01 pm X-Organisation: Private FreeBSD site - Arnhem, The Netherlands X-Pgp-Info: PGP public key at 'finger wilko@freefall.freebsd.org' X-Mailer: ELM [version 2.4 PL24 ME8a] Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk As Don Lewis wrote... > On Sep 24, 10:31am, Brandon Gillespie wrote: > } Subject: Re: Known problems with async ufs? > > } I personally am running off a smart-ups, and have a daemon monitoring it > } so it will shutdown properly, if need be. > > I've got four machines fed by an UPS. Within 48 hours of being switched > to UPS power, someone working on an adjacent rack accidentally kicked loose > the power cord on the output side of the UPS :-( Which means that apart from a smart UPS you need to get smart users/sysadmins/hardware guys ;-) > You're also not protected against power supply failures and failures on > the output side of the UPS (blow fuse, etc.). Who needs fuses? Use 0.5" nails instead... (I really saw things like that) Wilko _ ____________________________________________________________________ | / o / / _ Bulte email: wilko@yedi.iaf.nl http://www.tcja.nl/~wilko |/|/ / / /( (_) Arnhem, The Netherlands - Do, or do not. There is no 'try' ----------------------------------------------------------------------Yoda