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 ...

When you write programs in user space, the worst thing that can happen to your program is a core dump. Your program did something very wrong, so the operating system decided to give you all of its ...

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 ...

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, ...

Both Windows and Linux are receiving significant security updates that can, in the worst case, cause performance to drop by half, to defend against a problem that as yet hasn't been fully disclosed.

EA announced its latest salvo in the endless cat-and-mouse battle of PC gaming cheat detection on Tuesday, and the effort prominently features one term sure to raise a red flag for some users: “kernel ...

This post explains how to create a live kernel memory dump file using Task Manager. Microsoft has introduced a new troubleshooting feature in the Windows operating system to help administrators ...