Aton <aton at skyenet.net> writes:

> Hello. 
> 
> I typically find that no matter how much memory I throw at a Linux box,
> that the system RAM will usually only have 7-10M (meg) free, even with
> configurations  of 1 GIG of RAM. I know that the filesystem uses a vast
> amount of this RAM as cache and buffers, but how do I set this so that it
> uses UP TO a certian amount. Some non-vital componets get swapped to disk
> (viewable via TOP), and I'd prefer that if I had 1 GIG of RAM in a system,
> and the only thing running is samba, that 500M be FREE! =)

Why?  Using it to cache non-changed stuff on disk (so it can be
invalidated with no cost and immediately used for something else) is
much more useful than sitting empty.  FREE memory is WASTED memory.
-- 
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 John Dyer-Bennet 1915-2002 Memorial Site http://john.dyer-bennet.net
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