[erlang-questions] erlang in Air Traffic Management ?
jm
jeffm@REDACTED
Thu Mar 8 23:31:02 CET 2007
Vance Shipley wrote:
> On Thu, Mar 08, 2007 at 07:54:03AM +0100, Dominic Williams wrote:
> }
> } The real problem is that the industry is very conservative,
> } and there is great informal pressure not to do things any
> } differently from how they've been done in the past. There is
> } even a holy principle, whose name I forget, which is in the
> } standards, and basically means: we guarantee this is as
> } safe as (i.e. not worse than) previously designed systems.
>
This is more or less what I expected. I'll have to dig up a copy of EN
50128 sometime and take a quick flip through it.
> The Federal Aviation Authority in the US apparently follows no
> such tenant. I was apalled at what I uncovered when looking
> into the 2004 air traffic control outage(*). Apparently the
> "Voice Switching and Control System" linking pilots to controllers
> on the ground was "upgraded"(+) from a control subsystem using
> Tandem Himalaya Non-Stop computers to Microsoft Windows 2000.
>
> -Vance
>
> (*) http://www.cnn.com/2004/TRAVEL/09/14/lax.stoppage/
> (+) http://nas-architecture.faa.gov/nas/mechanism/mech_data.cfm?mid=2460
Words fail me. I just hope CASA ( http://www.casa.gov.au/ ) aren't doing
anything this stupid.
Jeff.
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