From mboxrd@z Thu Jan 1 00:00:00 1970 From: Luca Berra Subject: Re: RAID 5 questions Date: Sun, 1 Aug 2004 11:33:50 +0200 Sender: linux-raid-owner@vger.kernel.org Message-ID: <20040801093349.GB6768@percy.comedia.it> References: <1091325475.2374.11.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: Content-Disposition: inline In-Reply-To: <1091325475.2374.11.camel@localhost> To: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Sun, Aug 01, 2004 at 11:27:56AM +0930, Ninti Systems wrote: >Q1: Is it true that Linux can't/shouldn't boot off a RAID 5 array? it cannot no boot loader can load the kernel from a striped (or raid 3/4/5/6) device create a small raid 1 array spanning the 4 disks and use it for /boot >Q2: The four disks have identical manufacturer, model and size, but two >are brand new while two have had NTFS filesystems on them. Accordingly, >if I run hdparm -g on them, two disks have these specs: > >geometry = 2498/255/63, sectors = 40132503, start = 0 ... >geometry = 39813/16/63, sectors = 40132503, start = 0 > >Is this an issue with software RAID? no, nevertheless if you wipe the partition table on the to 'used' disks linux will see them just like the 'new' ones. -- Luca Berra -- bluca@comedia.it Communication Media & Services S.r.l. /"\ \ / ASCII RIBBON CAMPAIGN X AGAINST HTML MAIL / \