From mboxrd@z Thu Jan 1 00:00:00 1970 From: Goswin von Brederlow Subject: Re: md extension to support booting from raid whole disks, raid6, grub2, lvm2 Date: Fri, 01 May 2009 23:36:29 +0200 Message-ID: <874ow4ld42.fsf@frosties.localdomain> References: <1240574900.4507.2076.camel@ezra> <87hc0axhg9.fsf@frosties.localdomain> <49F68CE0.2010906@zytor.com> <1240957153.18303.689.camel@ezra> <18935.35747.471257.202356@notabene.brown> <49F78F26.2040909@zytor.com> <1240963225.18303.858.camel@ezra> <49F7997C.2070808@zytor.com> <1240964410.18303.895.camel@ezra> <20090429224347.GB29843@rlogin.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: <20090429224347.GB29843@rlogin.dk> (Michael Ole Olsen's message of "Thu, 30 Apr 2009 00:43:47 +0200") Sender: linux-raid-owner@vger.kernel.org To: Michael Ole Olsen Cc: Daniel Reurich , "H. Peter Anvin" , Neil Brown , Dan Williams , Goswin von Brederlow , linux-raid@vger.kernel.org List-Id: linux-raid.ids Michael Ole Olsen writes: > I tried recently with grub2 and also the old grub in lenny (even the lenny > installer fails, though it seems to complete fine, it just don't boot > afterwards). > > didn't think I would get an issue trying to get /boot on my lvm2 raid6 volume, > as i recalled grub supported mdadm raids and also lvm2. Grub supports neither. No idea if grub2 can do raid6. > seems it has to be partitioned separately as a partition with mdadm and no > lvm2 on top of the boot partition, thats the only thing grub supports, > if I am not mistaken? > > I just made one big volume, then created the logical volume /boot , and > neither grub or lilo would touch it (lilo only supports mdadm raid1 volumes) > > would be cool to be able to boot lvm2 /boot volumes with grub yes it would. > just wanted to give my recent experience with grub+lvm2+mdadm raid6. > > > /Michael Ole Olsen MfG Goswin