How to Kill User Sessions on Linux
Sometimes you may need to kill multiple user sessions on Linux. For example, you have to run a month job, for which all users have to be logged out of the system. Another example...
2daygeek :- Linux & Open Source Tips
How to Become a root User In Linux
The root user is a privileged user on Linux, which is similar to an administrator on Windows. It performs all kinds of administrative operations, so do not give anyone root access because they may...
How to Mount and Unmount File System/Partition in Linux
Generally, a file system must be mounted on a Linux system to access the contents. When adding a new hard disk to your system, you may need to use the fdisk command or the...
What is the Difference Between Soft link vs Hard link in Linux?
A link is a mechanism for creating a shortcut to the original file or directory. It contains information about another file or directory. Links allow more than one filename to reference the same file....
How to Remove Files Older than N Days Using Tmpwatch/Tmpreaper on Linux
You may have missed deleting files that are no longer needed on your computer in some directory. This can be “Download” or any other directory. It may have grown up over a period of...
How to Execute a Command or Script at Reboot or Startup
Well known services on Linux can be added on boot without any problems. For example, if you want to add Apache Httpd service on boot, you can do this with the help of the...
How to Manipulate an Ethernet Card Using the ethtool Command
Ethtool is used to view and modify network device driver parameters and hardware settings, especially for wired ethernet devices. You can change ethernet card parameters as required, including auto-negotiation, Speed, Duplex and Wake-on LAN....
Three Methods to Check Uptime of MySQL/MariaDB Database Server on Linux
We all know the purpose of the uptime command in Linux. This is used to check the uptime of the Linux system and how long the system runs without restarting. The Linux admin job...
Three Methods Boot CentOS/RHEL 7/8 Systems in Single User Mode
Single user mode, also referred to as maintenance mode, which allows a single super user to recover/repair system problems. Generally, these problems cannot be solved in a multi-user environment. The system can boot but...
Difference Between YUM and RPM
Package managers play a key role in the Linux system. It allows you to install, update, view, search and delete software packages to suit your needs. Each of the distributions has their own set...
