November 2015
Beginner
282 pages
5h 5m
English
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Process scheduling priorities
During a process lifetime, it may need CPU and other resources to keep executing normally. We know that multiple processes are running simultaneously in a system and they may need a CPU to complete an operation. To share the available CPUs and resources, process scheduling is done so that each process gets a chance to make use of the CPU. When a process gets created, an initial priority value is set. Depending upon the priority value, the process gets the CPU time.
The process scheduling priority range is from -20 to 19. This value is also called a nice value. The lower the nice value, the higher is the scheduling priority of a process. So, the process with -20 will have the highest scheduling priority and the process ...
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