Re: how to let systemd hibernate start/stop the swap area?

[Lennart Poettering <lennart@xxxxxxxxxxxxxx>]

On Sa, 01.04.23 06:16, Michael Chapman (mike@xxxxxxxxxxxxxxxxx) wrote:

> > Well, in larger environments the goal is typically to saturate all
> > hosts, but not overload them. i.e. maximizing your ROI. No need to
> > fall from one extreme into the other. Today's Linux can actually
> > achieve something like this, if you use it properly. Swap is part of
> > using it "properly".
> >
> > Oversized hw is typically a bad investment. In particular in today's
> > cloud world where costs multiply with every node you have.
>
> If customers have paid for RAM, you don't turn around and given them swap
> instead. That's just plain dishonest.

This is nonsense. Your VM images are typically backed by disk, no? You
just amplify IO on that.

Anyway, you apparently think you know MM better than the fb folks who
wrote the stuff. Good for you then! Since it doesn't look likely that
anyone can convince you otherwise, let's end this dicussion here.

Lennart

--
Lennart Poettering, Berlin