Silly bootup question

[m.roth at 5-cent.us]

Matty Sarro wrote:
> Hey everyone,
> When a RHEL system is booting, in the messages you can see "Switching to
> new root." Can someone explain this part of the bootup process? What
exactly
> is meant by "new root," is it simply another shell starting or what?

If I undestand it correctly, when you boot, a whole filesystem is created
in memory from the ramdisk (initrd). Once enough of the system is up to
understand the h/d, the real /, from disk, is mounted, and root changes
from the boot's ramdisk / to that.

      mark