Re: RFC: New required package: libblkid1
> > The problem of being able to set up machines with read-only root
> > filesystems without undue pain, and without causing corresponding pain
> > for users of diskless systems. The problem of implementing a filesystem
> > layout suitable for the Universal Operating System.
> The big question is whether or not read-only root is sufficiently
> common case that it's worth torquing things just to support it.
I'll give example cases where I used read-only / filesystem:
1. booting from ISO9660 filesystem on CD-ROM
2. booting nodes of PC clusters.
3. running user-mode-linux.