write and describe Short paper on $""$PEACE $($Process Execution And Communication Environment$)$ is a family of operating systems with a truly object$-$oriented design developed at GMD FIRST. Emphasis is laid on subjects such as performance, configurability and portability. It is the native operating system for the MANNA computer, a massively parallel computer facilitating a high$-$performance interconnection network. Ports to SunOS, FreeBSD and Parix were made and expand the scope of this system to other parallel computers as well as to workstation networks."