The J/PSI cluster at Fermilab is listed as running "Lunix",
and I believe that it is running Scientific Lunix.

Don and/or Amitoj can comment further...

-Keith.

At 8:32 PM -0800 11/17/09, Keith Lofstrom wrote:
>I'm at SC09 this week.  Awesome hardware, awesome people.  The
>Top500 for the month was announced, Linux runs on 446+ of them,
>no surprise there.
>
>What is a surprise is the nonappearance of Scientific Linux on
>this list:
>    http://www.top500.org/stats/list/34/os
>
>I would assume SL would be running on many, if not most, of the
>big iron X86 array systems.  I would also assume more celebrity
>SL deployments means more funding for our heros at Fermi.  Is
>this a "don't ask, don't tell" thing?
>
>Keith
>
>--
>Keith Lofstrom          [log in to unmask]         Voice (503)-520-1993
>KLIC --- Keith Lofstrom Integrated Circuits --- "Your Ideas in Silicon"
>Design Contracting in Bipolar and CMOS - Analog, Digital, and Scan ICs