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SubjectRe: Scaling noise
At some point in the past, I wrote:
>> The lines of reasoning presented against tightly coupled systems are
>> grossly flawed.

On Wed, Sep 03, 2003 at 11:05:47AM -0700, Larry McVoy wrote:
> [etc].
> Only problem with your statements is that IBM has already implemented all
> of the required features in VM. And multiple Linux instances are running
> on it today, with shared disks underneath so they don't replicate all the
> stuff that doesn't need to be replicated, and they have shared memory
> across instances.

Independent operating system instances running under a hypervisor don't
qualify as a cache-coherent cluster that I can tell; it's merely dynamic
partitioning, which is great, but nothing to do with clustering or SMP.


-- wli
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