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2. Managing parallel activities
Managing coordinated parallel activities is one of the main functions of an operating system. The concepts and tools of parallelism (processes, mutual exclusion, synchronization and communication) have been developed for this purpose. We present these concepts and how they can be implemented.
2.1 Processes and threads
A process is the dynamic entity that represents the execution of a program on a processor.
The execution of a process is a sequence of elementary actions, the execution of program instructions. The execution context (or simply the context) of a process is the set of resources (hardware elements and information) accessible to this process during its execution. A distinction is made...
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Bibliography
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Operating Systems: Three Easy Pieces http://pages.cs.wisc.edu/~remzi/OSTEP/
TinyOS http://www.tinyos.net/
Kerberos http://web.mit.edu/Kerberos
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