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This reminds me of the NonStop OS running on the HP Integrity NonStop servers.

Each CPU (systems can be expanded up to over 4000 CPUs) runs its own copy of the OS.

This is a "share nothing" arrangement and helps provide "massive" parallel computing and linear scalability.

There are no "diminishing returns" as processing is added. The most important OS processes have backup processes

that can "take over" work in another CPU if the primary CPU fails. Less important OS processes get restarted by the

Persistence Manager. Applications can also be coded to be fault-tolerant, although most take

advantage of the Transaction Monitoring Facility for transaction roll-back.

The concept has been in operation since 1976 and is capable of handling thousands of transactions per second

for financial applications like banks and stock exchanges, emergency response systems, telecommunications systems and manufacturing.

http://en.wikipedia.org/wiki/Tandem_Computers

http://en.wikipedia.org/wiki/NonStop

http://h20223.www2.hp.com/nonstopcomputing...-0-225-121.html

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