From owner-freebsd-hackers Thu Jan 9 17:40:41 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.4/8.8.4) id RAA05543 for hackers-outgoing; Thu, 9 Jan 1997 17:40:41 -0800 (PST) Received: from genesis.atrad.adelaide.edu.au (genesis.atrad.adelaide.edu.au [129.127.96.120]) by freefall.freebsd.org (8.8.4/8.8.4) with ESMTP id RAA05537 for ; Thu, 9 Jan 1997 17:40:39 -0800 (PST) Received: (from msmith@localhost) by genesis.atrad.adelaide.edu.au (8.8.2/8.7.3) id MAA29894; Fri, 10 Jan 1997 12:10:22 +1030 (CST) From: Michael Smith Message-Id: <199701100140.MAA29894@genesis.atrad.adelaide.edu.au> Subject: Re: CCD mirroring... In-Reply-To: from Jaye Mathisen at "Jan 9, 97 04:50:49 pm" To: mrcpu@cdsnet.net (Jaye Mathisen) Date: Fri, 10 Jan 1997 12:10:21 +1030 (CST) Cc: hackers@freebsd.org X-Mailer: ELM [version 2.4ME+ PL28 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Jaye Mathisen stands accused of saying: > > Does CCD when using the mirroring option satisfy the read from the disk > that's closest to the data? or does it just always read from the first > disk, with the second disk being a backup? There's no useful way to work out "where" a disk is at, so it's not possible to operate in the first mode you describe. > The latter seems to be the case, but I'm not positive. It is. -- ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ ]] Genesis Software genesis@gsoft.com.au [[ ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ ]] realtime instrument control. (ph) +61-8-8267-3493 [[ ]] Unix hardware collector. "Where are your PEZ?" The Tick [[