KlustOS is based on the Linux Kernel and uses the meta-distribution Gentoo for the majority of the low level system utilities. Virtually any program written to run on Linux will be able to run on KlustOS.
The key part of a High Performance Computing solution is the software which provides the various aspects of operating system and management tools and utilities as well as a stable and correctly configured build. KlustOS has a number of management utilities and applications designed to allow an administrator control and easy monitoring either remotely or locally.
A number of different parallel computing facilities and implementations are available. Message passing facilities include PVM, MPI-CH, MPI, etc.