How do you determine the amount of system memory?

[Ben Scott]

On Wed, Jul 16, 2008 at 11:11 PM, Paul Lussier <p.lussier at comcast.net> wrote:
> I believe free reads /proc/meminfo.

  Yah, and so, apparently, does the sysconf(3) POSIX library function.  :-/

  Why are you looking to find out how much memory there is?  Hardware
asset inventory, system requirements check, system health monitoring,
something else... ?  There may be an alternative approach for some
things.

-- Ben