Tecmint

GRand Unified Bootloader (GRUB) is a default bootloader in all Unix-like operating systems. As promised in our earlier article “How to reset a forgotten root password“, here we are going to review how to

Over the last decade, the open-source community has seen a steady shift to containerization as the preferred way of deploying applications thanks to the numerous benefits it offers such as portability, flexibility, increased security,

In this article we are going to review some of the useful and frequently used Linux or Unix commands for Linux System Administrators that are used in their daily life. This is not complete

In this article, we are going to review the wget utility which retrieves files from World Wide Web (WWW) using widely used protocols like HTTP, HTTPS, FTP, and FTPS. Wget is a free command-line

Data replication is the process of copying your data across multiple servers to improve data availability and enhance the reliability and performance of an application. In MySQL replication, data is copied from a database

In this article, we are going to review and see how we can schedule and run tasks in the background automatically at regular intervals using the Crontab command. Dealing with a frequent job manually

This is our ongoing series of Linux Commands and Linux Performance Monitoring, in this article, you will learn about Vmstat and Iostat commands, which are available on all major Unix-like (Linux/Unix/FreeBSD/Solaris) Operating Systems. vmstat

Computers are connected in a network to exchange information or resources with each other. Two or more computers are connected through network media called a computer network. There is a number of network devices

Samba is an open-source and most popular widely used program that enables end-users to access Linux shared directory from any Windows machine on the same network. Samba is also named as a network file

This is our ongoing series of Linux commands and in this article, we are going to review lsof command with practical examples. lsof meaning ‘LiSt Open Files’ is used to find out which files

Sharing files is an essential part of server administration. It allows sharing of resources across the network which are needed by users to carry out their tasks. One of the widely used file-sharing software

In our previous article, we have explained nslookup command examples and usage, which is a networking command-line tool used for querying and getting information of DNS (Domain Name System). Here, in this article, we

nslookup is a command-line administrative tool for testing and troubleshooting DNS servers (Domain Name Server). It is used to query specific DNS resource records (RR) as well. Most operating systems come with a built-in

In this article, we will learn how to install, update, remove, find packages, manage packages and repositories on Linux systems using YUM (Yellowdog Updater Modified) tool developed by RedHat. The example commands shown in

This article was earlier written for APC (Alternative PHP Cache), but APC is deprecated and no longer working with PHP 5.4 onwards, now you should use OPcache for better and faster performance as explained

The DNF (Dandified Yum) is the next-generation version of the YUM (Yellowdog Updater, Modified), is an open-source default package manager for Red Hat-based Linux distributions, that is used for getting, installing, upgrading, removing, and

netstat (network statistics) is a command-line tool for monitoring network connections both incoming and outgoing as well as viewing routing tables, interface statistics, etc. [ You might also like: 22 Linux Networking Commands for

So, you have just installed a fresh copy of Linux Mint 20 and are ready to make the most of your new system. How do you move forward? In this guide, we will highlight

ConfigServer and Security Firewall, abbreviated as CSF, is an open-source and advanced firewall designed for Linux systems. It not only provides the basic functionality of a firewall but also offers a wide array of

If you are a Linux system administrator who provides support for developers, chances are you’ve heard of Docker. If not, this software solution will make your life easier beginning today by helping you reduce