A complex power management system for computer devices has evolved, allowing the computer to shut down or enter lower power consumption mode while ensuring that attached devices are properly powered ...

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 ...

The operating system mode. Processors operate either in kernel mode or "user mode." Also called "supervisor mode," the kernel mode enables the OS (kernel) to execute "privileged instructions," which ...

Kernel Mode Linux (KML) is a technology that enables the execution of user processes in kernel mode. I described the basic concept and the implementation techniques of KML on IA-32 architecture in my ...

If hackers were able to exploit a vulnerability in a kernel mode driver for any operating system, they'd essentially end up with control of the entire system. But, according to a story by News.com's ...

When a CPU generates a trap or an exception, and the operating system kernel is not able to catch that particular trap, it gives out an annoying Blue Screen with the ...

Linux kernel version 2.6.30 has been released, adding support for new file systems, performance improvements, and new hardware drivers. The Linux kernel is the core used by GNU/Linux operating system ...

Internet Information Services (IIS) 6.0 boasts a new kernel-mode caching capability that could greatly enhance the Web server's performance. "The IIS 6.0 kernel-mode cache is designed speed up static ...

A fundamental overview of operating systems (OSes) with an emphasis on practice. Topics covered include: OS structure, OS models, OS abstractions, concurrency sources, concurrency challenges, ...