Livermore Time Sharing System

Livermore Time Sharing System (LTSS)

Developer	Lawrence Livermore Laboratories
Working state	Historic
Initial release	1965; 59 years ago (1965)
Marketing target	Supercomputing
Platforms	CDC 6600 and CDC 7600
License	Proprietary
Succeeded by	Cray Time Sharing System

The Livermore Time Sharing System (LTSS) was a supercomputer operating system originally developed by the Lawrence Livermore Laboratories for the Control Data Corporation 6600 and 7600 series of supercomputers in 1965.^[1][2]

LTSS resulted in the Cray Time Sharing System and then the Network Livermore Timesharing System (NLTSS).^[3]

See also

• UNICOS

References

1. "The NMFECC Cray Time-Sharing System" (PDF). NMFECC at LLNL. Retrieved 7 March 2023.
2. N. Metropolis; D. H. Sharp; W. J. Worlton; K. R. Ames, eds. (1986). "Supercomputers and Magnetic Fusion Energy". Frontiers of supercomputing. University of California Press. p. 250. ISBN 0-520-05190-4.
3. David E. Williams (2007). Virtualization with Xen. Elsevier. p. 5. ISBN 978-1-59749-167-9.