Comment helloooo??????? (Score 2) 268
As everyone else, that using a collection of tapes with a single or small number of tape drives is impractical.
Instead, I recommend reading up on hierarchical storage:
http://en.wikipedia.org/wiki/Hierarchical_storage_management/
Also, if you really want a solution which does what you ask for, SamFS may be for you:
http://www.c0t0d0s0.org/archives/4240-Less-known-Solaris-features-SamFS.html/
Bye,
os10000