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In the previous post, we saw how to update CentOS 8 / RHEL 8 system to have the latest updates on your system. Rarely, the updates may break your system or application that is running on top of it. In this case, you may need to revert the updated packages to the previous version. In […]
Cacti is an open-source web-based network monitoring tool designed as the front end application for the RRDtool (Round-Robin Database tool), it allows a user to poll the services at an interval of time and resulting in the graph format. Cacti is used to get graph data of CPU, memory, process count, and network bandwidth utilization […]
ifconfig is a command-line utility to view network interfaces attached to Linux machines and network information such as IP address(es), netmask, etc.. assigned to network interfaces. Also, it displays the count of sent and received network packets along with counts of error and dropped packets. When you do a minimal installation of CentOS 8 / […]
Though CentOS 8 / RHEL 8 was recently released, there should be some updates waiting for your system as CentOS community / Red Hat very often releases updates for its operating systems. In some cases, right after the installation of the operating system, you will see updates waiting for the installation. READ: How To Install […]
The System Name aka Hostname, is often set during the installation of the operating system by the system administrator or by the system build admin. But, sometimes, we may need to change the hostname name of servers for our requirements. This guide will help you to set/change hostname in CentOS 8 / RHEL 8. The […]