mdadm --create /dev/md0 --chunk=4 --level=0 --raid-devices=2 /dev/sdb1 /dev/sdc1 Poof! Instant software RAID 0. Baby Jesus cries. But it's there and usable. ... Until I reboot. At which point /dev no ...

I'm trying to retrofit my storage when I build a new computer. I currently have 3x1TB drives with two connected in a LVM (~1.2TB used). I want to buy two more drives and create a 5 disk RAID5 array in ...