Note for the “unused RAM is wasted RAM” people, in the description of earlyoom:
Why is “available” memory checked as opposed to “free” memory? On a healthy Linux system, “free” memory is supposed to be close to zero, because Linux uses all available physical memory to cache disk access. These caches can be dropped any time the memory is needed for something else.
Note for the “unused RAM is wasted RAM” people, in the description of earlyoom:
So yeah, there’s a difference.