Date: Wed, 16 Jul 2003 20:15:52 +0200
From: Pavel Machek <pavel@suse.cz>
To: Ingo Oeser <ingo.oeser@informatik.tu-chemnitz.de>
Cc: root@mauve.demon.co.uk, linux-kernel@vger.kernel.org
Subject: Re: Suspend on one machine, resume elsewhere [was Re: [Swsusp-devel] RE:Re: Thoughts wanted on merging Softwa]
Message-ID: <20030716181551.GD138@elf.ucw.cz>
References: <20030716083758.GA246@elf.ucw.cz> <200307161037.LAA01628@mauve.demon.co.uk> <20030716104026.GC138@elf.ucw.cz> <20030716195129.A9277@informatik.tu-chemnitz.de>
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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.

:-). Well, it is also harder than you probably think, because UML is
*very* strange architecture and it is not at all easy to save/restore
its state. There were some patches in that area, but it never worked
(AFAIK).

> Just start your Oracle in UML and swsusp. Now start your loadbalancer and start
> a copy of that frozen image as soon, as the load reaches a defined limit and
> kill these images again, if load goes down.

Not *my* Oracle ;-).
									Pavel

-- 
When do you have a heart between your knees?
[Johanka's followup: and *two* hearts?]
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