[110487] in North American Network Operators' Group
Re: Ethical DDoS drone network
daemon@ATHENA.MIT.EDU (David Barak)
Tue Jan 6 12:25:45 2009
Date: Tue, 6 Jan 2009 09:25:36 -0800 (PST)
From: David Barak <thegameiam@yahoo.com>
To: NANOG list <nanog@merit.edu>
In-Reply-To: <49638D03.4050901@justinshore.com>
Reply-To: thegameiam@yahoo.com
Errors-To: nanog-bounces@nanog.org
--- On Tue, 1/6/09, Justin Shore <justin@justinshore.com> wrote:
> David Barak wrote:
> > Consider for a moment a large retail chain, with
> several hundred or a couple thousand locations. How big a
> lab should they have before deciding to roll out a new
> network something-or-other? Should their lab be 1:10 scale?
> A more realistic figure is that they'll consider
> themselves lucky to be between 1:50 and 1:100, and that lab
> is probably understaffed at best. Having a dedicated lab
> manager is often seen as an expensive luxury, and many
> businesses don't have the margin to support it.
>
> At the very least they should have a complete mock location
> (for an IT perspective) in a lab. Identical copies of all
> local servers and a carbon copy of their official template
> network. This is how AOL does it. Every change is tested
> in the mock remote site before the official template is
> changed and the template is pushed out to all the production
> sites.
I don't disagree at all: that is a straightforward way to anticipate *most* problems. What is does not and cannot validate is whether there is a scaling issue, and this is what doing "live" testing does give you.
David Barak
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