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Whats so difficult about ISSU

On 10/11/2012 16:48, Saku Ytti wrote:
> If native process separation and even native thread separation cannot be
> made scale (I'm highly suspicious why it couldn't).

As the old joke goes, once you introduce threading to fix a problem, you
end up with evmeonr eprboelm.s

> Then I wonder why
> vendors don't use some existing VM, instead of inventing their own.

because of legacy issues.  It's easier to rewrite from scratch than to
adapt existing code.