The Livermore Time Sharing System (LTSS) was a
supercomputer operating system
An operating system (OS) is system software that manages computer hardware, software resources, and provides common daemon (computing), services for computer programs.
Time-sharing operating systems scheduler (computing), schedule tasks for ef ...
originally developed by the
Lawrence Livermore Laboratories
Lawrence Livermore National Laboratory (LLNL) is a federal research facility in Livermore, California, United States. The lab was originally established as the University of California Radiation Laboratory, Livermore Branch in 1952 in response ...
for the
Control Data Corporation 6600 and
7600 series of supercomputers.
LTSS resulted in the
Cray Time Sharing System
The Cray Time Sharing System, also known in the Cray user community as CTSS, was developed as an operating system for the Cray-1 or Cray X-MP line of supercomputers. CTSS was developed by the Los Alamos Scientific Laboratory (LASL now LANL) in ...
and then the
Network Livermore Timesharing System (NLTSS).
[''Virtualization with Xen'' by David E. Williams 2007 page ]
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See also
*UNICOS
UNICOS is a range of Unix and after it Linux operating system (OS) variants developed by Cray for its supercomputers. UNICOS is the successor of the Cray Operating System (COS). It provides network clustering and source code compatibility la ...
References
{{Compu-network-stub
Discontinued operating systems
Time-sharing operating systems
Supercomputer operating systems