Bowie Bailey wrote: > On 8/5/2015 3:59 PM, m.roth at 5-cent.us wrote: >> Dumb thought: I don't remember how, other than from a grub menu, but I'm >> pretty sure there's a way to default boot into a grub shell. Once there, >> you can see, using file completion, the drives, and where your initrd >> is. > > Good thought. I went into the grub.conf, commented out the "hiddenmenu" > option and increased the timeout to 10 seconds. This works if I boot > from the original drive, but it doesn't help with the new drive. It's > not getting that far. > I *think* what you may have to do is: 1. use mdadm to remove the new drive from the RAID. 2. use it to create a new md drive with *just* the new drive. 3. copy from the remaining old RAID drive to the new. 4. remove the old RAID drive, then put in a new large drive. 5. add the new drive to the new array. mark