One of the last things the Linux kernel does during system boot is mount the root filesystem. The Linux kernel dictates no filesystem structure, but user space applications expect to find files with ...

Some days, it doesn't rain, it pours. That's the case with Linux today. Not one, but two serious security holes have recently been exposed. First, there was a systemd bug which could easily knock out ...

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 ...

Just to make sure you're aware, the 'f' flag to ps will give you a 'forest'-type diagram of process parent/child relationships. Taking a quick glance through /proc, it looks like you have to loop ...

Linux is the most flexible and customizable operating system on the planet. That customizability starts deep within the heart of the Linux kernel and the file system. A computer file system is a ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Birgitta Böckeler, Distinguished Engineer at ...

Ever since the /proc file system first made an appearance on Unix systems, getting information on running processes became a whole lot easier. The useful, but too often insufficient information ...

What are these weird directories, and why are they there? If you are new to the Linux command line, you may find yourself wondering why there are so many unusual directories, what they are there for, ...