>>> On 4/12/2011 at 11:18 AM, Ron Hawkins <[email protected]> 
>>> wrote: 
> I would like to
> know what other OS supports transparently moving an open file without
> disrupting the application that has it open. 

If it was a file on a Linux system using LVM, I could move the physical extents 
that hold that file anywhere I want with one "pvmove" command.  The application 
will never be aware of it happening (hence the "logical" in Logical Volume 
Manager).  I've done it a number of times.


Mark Post

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