KeyKOS
KeyKOS is a persistent, pure capability-based operating system for the IBM S/370 mainframe computers. It allows emulating the VM, MVS, and POSIX environments. It is a predecessor of the Extremely Reliable Operating System (EROS), and its successors, the CapROS and Coyotos operating systems. KeyKOS is a nanokernel-based operating system.[1]
| Developer | Norm Hardy |
|---|---|
| Platforms | S/370 mainframe |
| Preceded by | GNOSIS |
| Succeeded by | Extremely Reliable Operating System (EROS), CapROS, and Coyotos |
| Official website | cap-lore |
The development of KeyKOS started under the name GNOSIS in Tymshare, Inc. during the 1970s and continued under the name KeyKOS after being bought by Key Logic.[2]
References
- The KeyKOS Nanokernel Architecture Archived 2011-06-21 at the Wayback Machine
- Roots of KeyKOS
External links
- KeyKOS Home Page
- GNOSIS: A Prototype Operating System for the 1990s, a 1979 paper, Tymshare Inc.
- KeyKOS - A Secure, High-Performance Environment for S/370, a 1988 paper, Key Logic, Inc.
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