[arin-ppml] debunking the myth that Moore's law helps

Martin Hannigan marty at akamai.com
Thu Dec 17 16:45:21 EST 2009

On Dec 17, 2009, at 12:27 AM, Michel Py wrote:

> > Matthew Petach wrote:
> > You can get old 7k-class Cisco routers for $500 on eBay;
> > why aren't more people just running large clusters of $500
> > routers, then?  See the above cross-linking problem, and
> > look at the rack space cost to put them in; at your typical
> > facility like Equinix, at $1500/rack/month, if you can only
> > fit 3 7k-class routers per rack, if the router only costs
> > $500, you end up spending as much on space for the router as
> > your hardware cost *every month*.
> +1
> You forgot the cost of electricity; colos charge or will charge for  
> it.y
> These days, if you're not "green", you look "bad".

Green has zero to do with this discussion. It's all about costs. If  
the power to drive a 7k is more than the power to drive something  
newer over a useful life the choice is pretty clear to those of us  
adept at making money.


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