How to put a file in RAM (Was : Re: Clear the computer's memory?)

[Phillip Susi]

Kenneth P. Turvey wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 

Is there a way you can configure gpg to get rid of these annoying inline 
signatures and generate the signature as a mime attachment instead?

> 
> Use tmpfs for /tmp, then just copy the movie to /tmp before viewing it.  
> 

tmpfs is not really a ram drive because it is swappable.

If you just want to precache a large file before doing something else 
with it, use the readahead-list command.