linux-kernel - Re: Would SSI clustering extensions be of interest to kernel community?

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Message-ID: <20061023081758.GA11620@elf.ucw.cz>
Date:	Mon, 23 Oct 2006 10:17:58 +0200
From:	Pavel Machek <pavel@....cz>
To:	Constantine Gavrilov <constg@...sters.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Would SSI clustering extensions be of interest to kernel community?

Hi!

> I have implemented SSI (single system image) clustering extensions to 
> Linux kernel in the form of a loadable module.
> 
> It roughly mimics OpenMosix model of deputy/remote split (migrated 
> processes leave a stub on the node where they were born and depend on 
> the "home" node for IO).
> 
> The implementation shares no code with Mosix/Open Mosix (was written 
> from scratch), is much smaller, and is easily portable to multiple 
> architectures.
> 
> We are considering publication of this code and forming an open source 
> project around it.
> 
> I have two questions to the community:
> 
> 1) Is community interested in using this code? Do users require SSI 
> product in the era when everybody is talking about partitioning of 
> machines and not clustering?

Yes... Remember that some people run hypervisors to enable process
migration.

> 2) Are kernel maintainers interested in clustering extensions to Linux 
> kernel? Do they see any value in them? (Our code does not require kernel 
> changes, but we are willing to submit it for inclusion if there is 
> interest.)

I'd say so.
									Pavel


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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