> > noticed in dmesg:
> > using 4935 buffers containing 19740 KB of memory
> > What is this memory doing? Can I set it to say 1M?
> 
> See the descriptions of NBUF, BUFPAGES and BUFCACHE
> in options(4). That's basically what you're
> allocating
> percentages of when you tweak "vm.*{min,max}". If
> you
> make it too small, you'll have lots of "free" memory
> that even your program won't be able to use, so that
> would seem to be counter-productive.

That sounds strange to me. According to
http://www.netbsd.org/Documentation/tune/5.html#a2
vm.anonmax "sets the amount of physical memory".

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