To start with the “taskset” command, first, we need to know about process affinity. Process affinity is the scheduler property that helps to bind or unbind the process so that the process will run only with the allotted CPU. In Linux-like systems, there are multiple tools to set the affinity of the CPU of a […]

In UNIX and Linux-type operating systems, the log is a file that records each action of the operating system. Whenever a user login to the system, it saves the record in the log file. It also allows the user to add any content to the file. For this, the term “logger” is the command-line tool […]

In Unix System, Shell provides an environment to connect the Linux user and operating system. It helps to get input from the user through commands, operate the function based on input and return the output on the terminal. Shell scripts are the list of simple commands to perform operations. You can also create your own […]

Symlink or a.k.a symbolic link is a file containing the address of some file or directory and points towards that directory or file. But, when you move or delete the original file, then the symlink gets broken, and it does not work anymore. Although the broken symlinks do not work, they consume the space on […]

Neofetch is a super-convenient command-line utility used to fetch system information within a few seconds. It is cross-platform, open-source, and it displays everything ranging from your system’s uptime to the Linux kernel version. This guide will explain the working of Neofetch, its features, and the method of installing it. Working & Features This CLI utility […]

In Linux-like systems, a user can do anything like communicating with the system or opening up files using the terminal. Everything in the Linux system is represented as a file or directory. If we talk about the terminal, another term of this command-line interface is tty, which is short for “teletype”. The terminal is a […]

The “strace” is a Linux command-line utility that is a useful and powerful tool to capture, monitor, and troubleshoot the programs in a system. It records and intercepts the system calls, which is quite helpful when some program crashes and does not execute as expected. The “strace” command tool prints how the program operates and […]

In Linux, chmod is a built-in command that manages the access permission of file objects (files and directories). It can assign groups, users, and others to have permission for executing, reading, and writing permission on a certain file or directory. The number defined after chmod represents the permissions. The chmod 775 is an essential command […]

The “patch” is a command for adding patch files to source code or text files. It takes input as a patch file and applies differences to original files. We use the “diff” tool to get the difference. The “diff” is abbreviated as “differences” and is used to compare the content of two files and list […]

Linux-based systems provide multiple tools that help record and analyze system logs. Just like the “systemd”, which is a powerful tool used to collect logs from the sources in a binary format and allows the user to get the logs using command-line. The logs we discussed in the above section are the “Journal logs”. The […]