2003-07-19 18:06:28

by Jan Rychter

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Subject: Re: Suspend on one machine, resume elsewhere


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2003-07-20 22:39:11

by Pavel Machek

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Subject: Re: Suspend on one machine, resume elsewhere

Hi!

> > If you want to migrate programs between machines, run UMLinux, same
> > config, on both machines. Ouch and you'll need swsusp for UMLinux,
> > too
> >>
> >> That might be more important than you think.
>
> Pavel> :-). Well, it is also harder than you probably think, because
> Pavel> UML is *very* strange architecture and it is not at all easy to
> Pavel> save/restore its state. There were some patches in that area,
> Pavel> but it never worked (AFAIK).
>
> ... but there are many people who dream about swsusp for UMLinux.
>
> Particularly some laptop users who want to suspend (at least the most
> critical long-running applications) and/or find Linux way too unstable
> and requiring frequent reboots.
>
> The day UMLinux gets swsusp, I'm moving my XEmacs, mozilla and some
> other toys into a UML machine and staying there. Hopefully then a single
> problem with a USB driver, keventd running wild, or other frequently
> encountered breakage won't be taking my entire world down.

Well, then you may as well help porting swsusp to UML ;-).

OTOH, single problem with suspend *will* then bring your entire world
down :-(. You would be able to rollback, through.
Pavel
--
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]