One of the most crucial pieces of any UNIX-like operating system is the init dæmon process. In Linux, this process is started by the kernel, and it's the first userspace process to spawn and the last ...

The Linux operating system is powerful and flexible, able to run in several different modes of operation called run levels. When a Linux system starts, a function called "init" is used to configure ...

Process management is the most import part of an operating system. Its design and implementation can greatly affect performance. In a multiprocess OS, many processes run simultaneously, thus ...

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All processes on Linux require RAM and CPU cycles, which can lead to competition for these resources. Tools like free, top, and htop help identify memory hogs and high CPU usage. Use commands like ps ...

Linux tip: Many users are all too familiar with using Ctrl+Alt+Del (or, on a Mac, Cmd+Opt+Esc) to kill unresponsive processes. There isn't a comparable keyboard shortcut for Linux by default, but a ...

There are several commands for checking up on memory usage in a Linux system. Focusing on which processes and users are consuming the most memory can benefit from a few carefully crafted tools and ...