How to Kill a Zombie Process

Zombies present a particularly unique problem to system administrators. No, I do not mean the type of zombies that eat brains. I mean zombie processes. A zombie process is a process that is no longer active on a system but that refuses to die. In most cases, a zombie is not something that should alarm […]

What is a Child Process?

Although it may sound like something out of a parenting handbook or a psychological journal, the term child process actually has nothing to do with human development. If you run a Unix or Linux dedicated server, you have likely encountered child processes without even knowing it. Therefore, it is good to know what child processes […]

Find out Process Memory Consumption with pmap

On Linux dedicated servers, each instance of any running software is called a process. There can be tens or even hundreds of processes running at any given time, and some processes, such as Apache web server, will spawn child processes. Each process in Linux is assigned an identification number, also known as a […]