Look at almost any mission-critical computer system in the world—servers, workstations, embedded computers, and many more—and ...

Windows operating system comes with both Kernel and User modes, but not everyone knows the difference between both. In fact, most users have no idea these modes exist, but yet they’ve used them before ...

Much of modern operating system functionality happens in and around the kernel. That’s a problem when you’re implementing monitoring and observability tools or adding low-level security tools because ...

Make a system call now, get the result later: a proposed kernel patch expands the possibilities for asynchronous I/O. The kernel’s support for asynchronous I/O is incomplete, and it always has been.

One of the best investments in time that a person with a keen interest in operating systems can make is to explore them from multiple angles. Operating system installation and configuration can go a ...

Last Monday in the “Moderated Discussions” forum at realworldtech.com, Linus Torvalds—founding developer and current supreme maintainer of the Linux kernel—answered a user’s question about a year-old ...

Security experts have discovered a method of bypassing Windows PatchGuard protections and hooking malicious code into the Windows kernel, which allows an attacker to plant rootkits on systems ...

The past decade has seen a shift from large, pc board-based systems in which computing is done in one location to an environment of many distributed small-footprint systems and subsystems, each of ...