“One of Unix’s hallmarks is its process model. It is the key to
understanding access rights, the relationships among open files,
signals, job control, and most other low-level topics in this book.
Linux adopted most of Unix’s process model and added new ideas of
its own to allow a truly lightweight threads implementation.“What exactly is a process? In the original Unix
implementations, a process was any executing program…”
informIT: The Process Model of Linux Application Development
By
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