Best kind of hard drive for heavy use?

[Ralf Mardorf]

On Thu, 15 Sep 2016 14:52:23 +0100, Steve O'Hara-Smith wrote:
>IOW if you have a tmpfs half the size of your memory that isn't too
>busy and processes keeping most of your memory busy then likely you'll
>find tmpfs data swapped out.

Ok, so this works on FreeBSD. However, on Linux the swap is not used if
the size is half of the RAM and I wonder how it is handled by other
operating systems that are or at least are similar as UNIX/POSIX alike
systems.

Regards,
Ralf