[NTLUG:Discuss] what companies are using linux in the dfw area?

[Neil Aggarwal]

Steve:

I have to say that you have a really cool job!

	Neil


--
Neil Aggarwal, JAMM Consulting, (972)612-6056, www.JAMMConsulting.com
FREE! Valuable info on how your business can reduce operating costs by
17% or more in 6 months or less! http://newsletter.JAMMConsulting.com

> -----Original Message-----
> From: discuss-bounces at ntlug.org 
> [mailto:discuss-bounces at ntlug.org] On Behalf Of Steve Baker
> Sent: Tuesday, November 09, 2004 10:43 PM
> To: NTLUG Discussion List
> Subject: Re: [NTLUG:Discuss] what companies are using linux 
> in the dfw area?
> 
> 
> james osburn wrote:
> 
> > general question:
> > 
> > what companies are using linux in the dfw area?
> 
> LOTS of places are using them for servers, firewalls,
> gateways of various kinds...probably too many companies to list.
> 
> However, I work for L3 Simulation in Arlington - we make flight
> simulators - and just about everything we sell runs on Linux:
> the flight simulator itself, all of the graphics systems, etc.
> 
> Obviously most of our software engineering development happens
> on Linux desktops - but getting our support groups (human
> resources, payroll, management, marketing, etc) to switch to
> Linux is definitely an uphill struggle - all of that stuff is
> very Windows-centric still.
> 
> The graphics system of a top-of-the-line flight simulators
> runs on 40 PC's in a gigantic render-farm putting out ultra-high
> res graphics onto ten rear-projection systems making a dodecahedral
> dome around the pilot and his simulated cockpit.  Then we have
> bunches of other PC's doing infrared and night vision sensors,
> radar, audio, etc.   In the future, we can see systems with
> perhaps 128 PC's working cooperatively to produce graphics comparable
> in resolution to the human eye.
> 
> Each of the graphics PC's has a state-of-the-art nVidia graphics
> card (although we also support ATI and 3DLabs hardware) - we're
> currently rolling out GeForce 6800 Ultra's on 3.6GHz motherboards
> with 2Gb RAM each and 1GHz Ethernet connectivity.  All of the graphics
> boxes are diskless (for reasons of space, cost, reliability, ease
> of software maintenance, etc).
> 
> We have our own Linux distro (heavily stripped down and set up for
> diskless operation) loosely based on Gentoo - and we do development on
> RedHat and SuSE.  Software is in a mix of languages - but the
> graphics stuff that I do is all in C++/OpenGL/X11.
> 
> There is just no way we could do what we do without Linux.  Keeping
> a network of 40 diskless/keyboardless/mouseless PC's running 
> and booting
> off a single hard drive whilst retaining gigahertz networking between
> them and realtime performance...I wouldn't want to touch that problem
> with Windows!
> 
> The reason this has been possible is that 6 or 7 years ago, we were
> using *huge* Silicon Graphics machines running IRIX - so the move to
> Linux was pretty natural - and suprisingly painless.
> 
> ...and yes, we are recruiting *experienced* programmers in some
> departments - call 817 619 2000 and ask for the Human Resources
> Department.
> 
> ---------------------------- Steve Baker -------------------------
> HomeEmail: <sjbaker1 at airmail.net>    WorkEmail: <sjbaker at link.com>
> HomePage : http://www.sjbaker.org
> Projects : http://plib.sf.net    http://tuxaqfh.sf.net
>             http://tuxkart.sf.net http://prettypoly.sf.net
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