On Tue, 04 Sep 2012 09:15:31 -0500
Dale <[email protected]> wrote:

> I think the new method for determining swap is to use what makes sense
> and not the old rule of 'twice the ram'. 

Alan's new rule of swap is:

If you ever use swap as swap at all, find out how your machine is
misconfigured. When my 16G is "not enough" anymore, something is badly
wrong and it isn't not enough RAM and I need swap to wiggle around
in :-)

I think the 2 x RAM rule stopped being applicable when the average
machine got to more than 16M. Some old memes are like zombies - very
hard to kill.

This laptop has a "swap" partition, but it's not for swap, it's for
hibernate. And I never use it, it takes longer to come out of hibernate
than to just boot up from cold! These days I just suspend.

None of this changes the fact that the kernel still does get upset when
it has no swap at all (even just a little bit). But that doesn't mean
we should still be using it as full-blown swap.



-- 
Alan McKinnon
[email protected]


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