Editor's Note: This content is excerpted from Chapter 11 of Linux Debugging and Performance Tuning: Tips and Techniques, authored by Steve Best, ISBN 0-13-149247-0 ...

Computers run programs. From the earliest behemoth computers with their hard-wired programs to modern-day disposable calculators and desktop PCs, all our computers run some kind of program. John von ...

Linux processes are made up of text, data, and BSS static segments; in addition, each process has its own stack (which is created with the fork system call). Heap space for Linux tasks are allocated ...

In particular, memory areas used as input and/or output are isolated from the rest of the kernel and surrounded by guard pages. Without arch hooks, this common base provides weak isolation. On ...

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An old joke is that Emacs is a text editor with an operating system included, given that its extensibility and customization often goes far beyond traditional text editors. Part of its well-earned ...