Debian Powers 512 Node Cluster into Book of Records


Debian GNU/Linux
Debian Powers 512 Node Cluster into Book of Records
December 11, 1998

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Over 512 computers were assembled for the CLOWN (CLuster Of
Working Nodes) system that ran on the night of December 5-6. This
cluster used a modified version of the Debian GNU/Linux
distribution (reduced in size to a mere 16 MB, and boot script
modifications) to run a combination of PVM (Parallel Virtual
Machine) and several application programs. These programs included
povray (a ray tracing program used to calculate frames for a film),
Cactus, a program that solves the Einstein Equations, which are ten
non-linear joint hyperbolic-elliptical partial differential
equations. These are used to describe Black Holes, Neutron Stars,
etc. and are among the most complex in the field of mathematical

For more information, please visit the following sites (mostly
in German):




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Debian GNU/Linux is a free distribution of the GNU/Linux
operating system. It is maintained and updated through the work of
many users who volunteer their time and effort.

Linux kernel based operating systems are POSIX based, freely
distributable, and includes features such as true multitasking,
virtual memory, shared libraries, demand loading, proper memory
management, TCP/IP networking, and other features consistent with
Unix-type systems. It is used by individuals and organizations

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Contact <[email protected]> or visit the
Debian homepage at <http://www.debian.org/>.

Nils Lohner                             E-Mail: [email protected]
Debian Press Contact                    Press:  [email protected]