Moinak Ghosh writes: > UnionFS does exactly what you mentioned. It is a fan-out fs similar > in some respects > to cachefs and can merge multiple filesystem branches and make them > look like one > filesystem tree. Of course there are rules to handle duplicates etc.
For what it's worth, Solaris used to have such a thing long ago -- it was called "translucent file system." It was abandoned ... and I suspect some of the history of it might be worth digging up. -- James Carlson, Solaris Networking <james.d.carlson at sun.com> Sun Microsystems / 1 Network Drive 71.232W Vox +1 781 442 2084 MS UBUR02-212 / Burlington MA 01803-2757 42.496N Fax +1 781 442 1677
