From mboxrd@z Thu Jan 1 00:00:00 1970 From: Janek Kozicki Subject: Re: Kernel 2.6.23.9 / P35 Chipset + WD 750GB Drives (reset port) Date: Sat, 1 Dec 2007 17:47:33 +0100 Message-ID: <20071201174733.646a5c35@absurd> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids Justin Piszcz said: (by the date of Sat, 1 Dec 2007 07:23:41 -0500 (EST)) > >> dd if=/dev/zero of=/dev/sdc > > The purpose is with any new disk its good to write to all the blocks and > let the drive to all of the re-mapping before you put 'real' data on it. > Let it crap out or fail before I put my data on it. better use badblocks. It writes data, then reads it afterwards: In this example the data is semi random (quicker than /dev/urandom ;) badblocks -c 10240 -s -w -t random -v /dev/sdc -- Janek Kozicki |