Expanding the logical volume is extremely easy, it takes very few steps and can be done online without unmounting a certain logical volume. The main purpose of LVM is flexible disk management, which allows...
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...
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...
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....
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...
If you enable a password policy on Linux. The password must be changed before it expires, and you will be notified when you log in to the system. If you rarely use your account,...
Ansible is an excellent configuration management and orchestration tool. It is designed to easily automate the entire infrastructure. We have written three articles in the past about Ansible. If you are new to Ansible,...
We have already written two articles about Ansible, this is the third article. If you are new to Ansible, I advise you to read the two topics below, which will teach you the basics...
Recently, we have written an article about the Ansible installation and configuration. Only a few examples of how to use it are included in that tutorial. If you are new to Ansible, I suggest...
There are many automation tools on the market. I can name a few of them, and they are widely used by many organizations, such as Puppet, Chef, CFEngine, Foreman, Katello, Saltstock, Space Walk. What...
