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Panic! UNIX® System Crash Dump Analysis by Kimberley Brown, Chris Drake

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Chapter 19. A Kernel Overview

In general, looking at kernel crashes requires at least a basic knowledge of what the kernel is supposed to do — since you’re looking for instances where it failed to do it! For those who have not had the opportunity to examine the internal structure of an operating system, this chapter attempts to provide a quick look at some of the basic functions, requirements, and structures you’ll need to know about.

An operating system kernel could be considered the “Master Control Program” for the machine, everything that is connected to it, and anything that runs on it. One of the basic functions of an OS is to control resources. Under this heading you will find memory, CPU time, disk space, and access to external devices like ...

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