How do you determine the amount of system memory?

[Dave Johnson]

Paul Lussier writes:
> "Thomas Charron" <twaffle at gmail.com> writes:
> 
> > On 7/29/08, Paul Lussier <p.lussier at comcast.net> wrote:
> >> "Thomas Charron" <twaffle at gmail.com> writes:
> >> > Are you talking about a real bug, or the fact that meminfo only
> >> > reports non kernel memory?
> >> A real bug.
> >
> >   A bug in that /proc/meminfo doesn't report the amount of physical
> > memory uder MemTotal?
> 
> Yes, and that possibly, over time, the amount of memory in
> /proc/meminfo actually decreases.

I'm assuming you mean Total memory not free memory :)  If so, which
total? Mem, High, Low, Swap, Vmalloc?

Are you're saying the *Total lines change while the system is running
or simply that MemTotal line isn't what you expect at boot time?

> I know there's an official, known-to-be-a-problem bug on this
> somewhere in the kernel bug tracking.  I just don't know the exact
> details.  I was given the task of "figure out how we can test this".
> And, just being back from vacation, my mind is rather fuzzy on just
> about everything, including the time of day and day of week...

-- 
Dave