Is there a file migration system?

[Dennis G. Rears FSAC]

>I'm looking for a system which does file migration in the style of
>various operating systems like TOPS-20.  The idea is that you find
>files that haven't been used in a long time and write the files on tape
>and replace the disk file with a link of some sort.  Then when the user
>tries to use the offline file they get an error about how the file is
>offline and can request that it be retrieved.  Has anyone written
>anything like this?

You might want to try BUMP (BRL/ U.S. Naval Academy Migration Project).
Anonymous ftp to vgr.brl.mil or email mike at brl.vgr.mil for more info.

Dennis