Andy wrote: >> Date: Sat, 20 Jan 2007 20:16:28 +0000 (UTC) >> From: Beartooth <Beartooth at swva.net> >> Subject: [CentOS] VDQ Grub > >> Very Dumb Question : I have tried about four times now, using an old >> pentium2 with two hard drives (20 GB and 30 GB) to install both CentOS 4.4 >> and Fedora Core 6 in such a way as to enable dual-boot between them. >> >> I've tried it by installing 4.4 first, and then FC6. I've tried it by >> installing FC6 first, and then 4.4. I've tried it with and without giving >> the installer permission to use both drives. >> >> I always end up with ability to boot only to one OS, usually the one >> installed last. Between tries I wipe both drives with DBAN. >> >> Surely there must be something I'm doing wrong, obvious to many but not to >> me. Clue, please? > > The way it works for me is: > > 1) Install distro 1 on the first drive, and let it put its GRUB into the MBR > of the drive. Mostly that is what installers want to do by default > > 2) Install distro 2 on the second drive but make it put its GRUB in the root > partition of the second drive. Looking at the RHEL installation guide, this > will be done via the "Configure advanced boot loader" option in the > Bootloader Configuration phase The MBR of the second drive is fine. I've had as many as four distros on _one_ drive, each with its own grub configuration; the first, in addition to booting something directly. chains to the others. Note: SUSE distroes put all Linux systems into one grub configuration. I think this is a Bad Idea(tm) because when I install a new kernel, only one system has even the vaguest chance of updating its menu properly. -- Cheers John -- spambait 1aaaaaaa at coco.merseine.nu Z1aaaaaaa at coco.merseine.nu Please do not reply off-list