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Re: [PLUG] Network based RAM
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On Wed, Sep 05, 2007 at 02:55:24PM -0400, Walt Mankowski wrote:
> On Wed, Sep 05, 2007 at 02:46:29PM -0400, Art Alexion wrote:
> > On Tuesday 04 September 2007 13:51:59 Brent Saner wrote:
> > > what would be nice in the future is to see consumer-level mobos with
> > > hotpluggable RAM, maybe even externally. that'd solve this entire problem.
> >
> > While this sounds cool, it also seems an expensive and inefficient way to add
> > RAM. With "hot-pluggable" RAM, I am trying to envision a reason I'd want
> > to /remove/ RAM. So if I'm adding it permanently, why not just use RAM
> > modules instead?
>
> Two reasons right off the top of my head:
>
> 1) The individual RAM chip died.
> 2) You want to remove it and replace it with a bigger RAM chip.
The Sun E10K and E15K servers allow this. You can hot-swap disks, RAM,
CPUs, even entire motherboards and the system does not go down (it
degrades, but does not go down). They are, of course, really, really
expensive, however.
--
Toby DiPasquale
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