Ansible Ad-hoc Command Quick Start Guide with Examples
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...
Category: Red Hat
Ansible Automation Tool Installation, Configuration and Quick Start Guide
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...
3 Methods to Install the Latest PHP 7 Package on CentOS/RHEL 7 and CentOS/RHEL 6
PHP is the most popular open-source general-purpose scripting language and is widely used for web development. It’s part of the LAMP stack application suite and is used to create dynamic websites. Popular CMS applications...
Bash Script to Send eMail With a List of User Accounts Expiring in “X” Days
The password enforcement policy is common to all operating systems and applications. If you want to implement a password enforcement policy on Linux, go to the following article. The password enforcement policy will be...
Bash Script to Check How Long the High CPU/Memory Consumption Processes Runs on Linux
In the past, we have written three different articles to identify this using Linux commands. You can access them immediately by going to the relevant URLs below. How to Find High CPU Consumption Processes...
8 Commands to Check Memory Usage on Linux
Linux is not like Windows and you will not get a GUI always, especially in a server environment. As a Linux administrator, it is important to know how to check your available and used...
Comparison Between RHEL 8 vs RHEL 7 vs RHEL 6
Between RHEL 6, RHEL 7 and RHEL 8 there are numerous changes in tools, commands and workflows. Included the possible difference between them in this article. We have gone through several Red Hat articles...
Simple ways to get colored man pages in Linux
The man page refers to the manual pages. Do you frequently visit man pages? Does the default vision hurt your eyes? If yes, then don’t worry, this article will help you read the man...
14 Methods to check the number of CPUs in Linux
All Linux systems run on multi-core CPU processors, but many of us are confused to find or understand CPU, cores, and Threads information. Hope this article helps you understand exactly what it is. What’s...
6 Methods to Check the Linux Kernel Version Running on Your System
There are several commands on Linux to check the kernel version running on your system. In this tutorial we have covered the possible commands to find the installed/running kernel version and other useful kernel...
