Re: [PATCH 08/24] net, diet: Make TCP metrics optional

Pavel Machek
2014-05-09T09:48:24Z

On Tue 2014-05-06 11:59:41, David Miller wrote:
> From: josh@joshtriplett.org
> Date: Tue, 6 May 2014 08:57:03 -0700
>
> > On Mon, May 05, 2014 at 11:23:27PM -0400, David Miller wrote:
> >> From: Andi Kleen <andi@firstfloor.org>
> >> Date: Tue, 6 May 2014 05:21:14 +0200
> >>
> >> > What parts would you remove to get the foot print down for a 2MB
> >> > single purpose machine?
> >>
> >> I wouldn't use Linux, end of story.
> >>
> >> Maybe two decades ago, but not now, those days are over.
> >
> > That's a self-fulfilling prophecy:
>
> Making 2MB RAM machines today makes no sense at all.
>
> The lowest end dirt cheap smartphone, something which fits on
> someone's pocket, has gigabytes of ram.

Low end smartphone is quite high-end device :-). It only has to run for
few days on big battery.

I have programmable watch with <64K RAM. Yes, that one runs for months on
battery.

> The only entity looking backwards are the people making these
> improperly provisioned systems.

There's nothing improper about small ammount of RAM to save power.

Pavel

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