Monty Shinn wrote: > Phil Schaffner wrote: >> On Tue, 2008-10-28 at 14:59 -0500, Monty Shinn wrote: >>> Greetings. >>> >>> I am in the process of installing 5.1 64 bit on a server. The server >>> has 2 3ware cards: 9550SX 12 port, and a 8006 2 port, both SATA. >> >> Any reason not to use 5.2? Will save a lot of updates, and perhaps some >> headaches. >> > <snip> >> >> I have vague recollections of having fixed similar problems by tweaking >> the device ordering in initrd and/or modprobe.conf; however, backing up >> a step, why do you need to change the order to make things work? You >> can install GRUB on the boot device MBR, whatever that may be, and put >> the OS on the device you want it on without changing the ordering. >> >> Phil >> > <snip> > > Phil, > > There are a couple of reasons, although they may make no sense. First, > I did not want a multiple point of failure. If the boot loader is on > the MBR of /dev/sda, and the os is on /dev/sdb, then you have a multiple > point of failure. If either card dies, then I am hosed. It would be > *similar* to running a RAID0 on the os. Not a good idea IMHO. > > Also, if I wanted to replace the "data" drives in the future, I couldn't > just unmount the partition and replace the drives. The boot loader > would be gone as well. A GRUB boot CD (or floppy) will allay the above concerns. Do an "info grub" to find out how to create one. Can also boot from install media to recover a lost GRUB. > I did not find an option during the install prep to re-locate grub to > the MBR of /dev/sdb. I probably should try the text-based installer to > see if there are more options. It is there in the GUI installer - can't remember exactly where without going through the install, but something like an "Advanced" button on a configuration page toward the end of the process. > Heck, I may just remove the 9550 board until the initial os install is > completed. That should accomplish what I am trying to achieve. Just > seems like there should be a more elegant way of doing this. > > I am installing 5.1 because I have the isos on hand. I was just going > to let yum update me to 5.2... That should work. > Thanks for your help, OK Phil