I marked this offtopic, as this has nothing to do with grub2 development...
On 22 Březen 2006, 1:43, Carl Karsten napsal(a): > I have been messing around with software raid1 - mirroring 2 drives - > including > the boot sectors. The goal is to be able to remove either drive and still > have a > functioning system. > > I realize that this is "not supported" given that "Add support for > software > RAID" is on the http://grub.enbug.org/TodoList but I have heard it can be > done > with some trickery: install grub on both drives and rely on the fact that > /dev/hda1 and /dev/hda2 and /dev/md0 are all "the same thing" as long as > md0 is > the only one that gets written to. I think so. (You must instruct grub that your (hd0) is /dev/md0, and then do everything like there was only one drive.) > I did run into one problem: if you have ide master and slave, and you > pull the > master, the slave dissapears and the box/bios won't see it so it won't > boot from > it. so I am guessing I have to make each drive the master on a seperate > ide bus > so that pulling one won't take out the other. > > Before I spend too much time trying to make this work, anyone know of a > HowTo > that outlines this? > > CarlFK As the RAID HOWTO says: if you have 2 IDE discs in raid on one IDE bus, it is likely the fault of master drive causes data fault of slave. So you should use 2 IDE buses anyway. (Otherwise you have same fault-tolerancy as with one drive and no RAID.) (here are hw issues: http://www.tldp.org/HOWTO/Software-RAID-HOWTO-4.html) -- Tomas 'Ebi' Ebenlendr http://get.to/ebik _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel
