I have a question and I hope someone can help. When I have VM machine requirements, how can I determine the physical requirements? for example when I have to build a server that will run 4 VM's ...

Virtual memory is a valuable concept in computer architecture that allows you to run large, sophisticated programs on a computer even if it has a relatively small amount of RAM. A computer with ...

Editor's Note: Demand for increasing functionality and performance in systems designs continues to drive the need for more memory even as hardware engineers balance the dynamics of system capability, ...

Apple has publicly touted a significant new feature in OS X 10.9 Mavericks designed to maximize RAM, storage and CPU use while also boosting power efficiency: Compressed Memory. The new Compressed ...

In the previous installment of the Virtualization Guide, I talked in general ways about the exculsive hardware access privileges that the OS reserves for itself. Now it’s time to nuance that picture a ...

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 ...

It’s great to have multiple computers. On the first of them, you can install a database or crunch spreadsheets. On another, you can simply browse the Web, listen to music, and check your e-mail. Yet ...

The disk cache in OS X can sometimes use a fair amount of the system's RAM, and clearing it can help you figure out how much RAM your applications and system processes are using. Topher, an avid Mac ...