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How to Check internet speed in Linux

Introduction In this article, we’ll explain how to check internet speed in Linux with two different methods. Speedtest is an old favorite. It’s implemented in Python, and...

“Authorization not available”. Check if polkit service is running

One of the most irritant issues for system admins that I have encountered this morning on My Redhat/Centos 7.9 Server . ...

How to use systemctl in Linux

Unix-based operating systems give you flexible tools to manage your OS and its related services smoothly. And it's our responsibilities as administrators to monitor...

Install OwnCloud on CentOS 8

OwnCloud is a software application that provide file hosting service. You can use OwnCloud as your own file server, where you can upload /...

Install and Configure Pure FTPd with Mysql on Centos 8

Pure FTPd is an open source and secure FTP server. It is one of the widely used FTP server for its security, ease of...

How to run different PHP versions on the same server

Sometimes a SysAdmin receives strange requests. For example: a couple of days ago my client need to upload a new site, this new site...

How to create Git Tags

Introduction Tags work as an additional identifier for a particular incident. And in the case of Git. Tags are used as the reference points in your...

How to Clone a Git Repository Into a Specific Folder

Introduction If you simply issue a git clone command, the git cloning process will create a new directory for the repository. In this tutorial, we will show...

Master-Master replication with MariaDB

A couple of days ago I wrote a tutorial on how to do replication with MariaDB (or MySQL). This is a one-way replication: from...

Configure Veritas Storage CentOS 8 | RHEL 8 step by step

Introduction In this article  mirrored filesystem will be configured, using storage local to each of the 3 nodes and shared with Flexible Storage Sharing (FSS)....

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