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DNF (Fork of YUM) Command to Manage Packages on Fedora, CentOS 8 and RHEL 8 Systems

June 15, 2015March 4, 2020 - by Magesh Maruthamuthu - Leave a Comment

DNF stands for “Dandified Yum”. This is the next generation of yum package manager (Fork of Yum). The DNF command uses the libsolv, hawkey, ibrepo and libcomps libraries to manage …

apache-tutorials / Arch Linux / CentOS / Debian / fedora / Howtos / Linux / Linux Commands / Linux Mint / Linux Service Command / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu / webserver

How to Install Apache (HTTP) Web Server on Linux

February 5, 2015May 15, 2020 - by Magesh Maruthamuthu - 2 Comments.

Apache HTTP Web Server is a free and open source cross-platform web server software. Apache is a web server application that is suitable for all Linux and Unix distribution and …

Arch Linux / CentOS / Debian / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux Mint / monitoring-tools / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / System Diagnostic Tool / system monitoring / System Performance Monitoring Tools

HTOP – A Nifty Tool to Monitor Linux System Performance

December 27, 2014January 8, 2020 - by Prakash Subramanian - Leave a Comment

The Linux administrator can’t live even a day without using the Top Command, because whenever a Linux system load is too high, your fingers can automatically type in the terminal …

CentOS / fedora / Linux / Red Hat / Red Hat Enterprise Linux / Repository / RHEL

How to Install Remi Repository on Fedora, RHEL 8 and CentOS 8 Linux

December 12, 2014January 7, 2020 - by Vinoth Kumar - 1 Comment

We have already discussed the EPEL Repository which has helped our readers a lot to install third party packages without any problems. Today, we are going to discuss a similar …

CentOS / fedora / Linux-Distributions / linux-tutorials / monitoring-tools / Nagios / Network Monitoring Tool / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / system monitoring

How to Install and Configure Nagios Core (Network Monitoring Tool) on RHEL/CentOS 6/7/8 and Fedora Systems

November 29, 2014May 8, 2020 - by Magesh Maruthamuthu - 2 Comments.

Nagios is the most popular open source system monitoring, network monitoring and IT infrastructure monitoring software, which prevents complex problems in the IT infrastructure and runs smoothly without any problems. …

CheatSheet for Nginx Commands

October 18, 2014May 15, 2020 - by Magesh Maruthamuthu - Leave a Comment

The CheatSheet is one of the quick reference guides, allowing Linux administrator or developer to easily find the right commands whenever needed. This Nginx cheatsheet contains information about Nginx service …

CentOS / csf-tutorials / Debian / fedora / firewall / Howtos / Linux / Linux Advanced Commands / Linux Commands / Linux Configuration Files / Linux Mint / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu

How to Install and Configure ConfigServer Security & Firewall (CSF) on Linux

October 13, 2014April 23, 2020 - by Magesh Maruthamuthu - Leave a Comment

It is the responsibility of the Linux administrator to keep the system secure and prevent any attacks. To do so, there are hundreds of tweaks that a Linux administrator can …

CentOS / fedora / RHEL / security

Bash security update for RHEL / CentOS / Fedora

September 26, 2014December 24, 2015 - by Magesh Maruthamuthu - Leave a Comment

Red hat released the Bash vulnerability patch on 25 sep 2014. It right time to update your system bash. This issue affects all products which use the Bash shell and …

Arch Linux / CentOS / Debian / DNS Lookup / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux Mint / Linux Service Command / Linux-Distributions / linux-tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu

How to Clear/Flush the DNS Cache on Linux

July 30, 2014April 15, 2020 - by Magesh Maruthamuthu - Leave a Comment

You may need to flush or clear the local DNS cache on your Linux system for various reasons. This could be one of the below reasons. Sometimes you may have …

Arch Linux / CentOS / database / Debian / fedora / Linux / Linux Advanced Commands / Linux Commands / Linux-Distributions / linux-tutorials / MariaDB-Tutorials / MySQL-Tutorials / opensuse / Oracle Linux / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu

How to Setup/Configure MySQL (Master-Slave) Replication on Linux

June 16, 2014April 14, 2020 - by Magesh Maruthamuthu - Leave a Comment

MySQL master-slave replication is a process that automatically copies data from one MySQL database server (master) to one or more MySQL database servers (slaves). MySQL supports various replication methods, but …