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Puppet is an open-source configuration management tool that helps us to automate IT infrastructure, including provisioning, configuration management, patching of hundreds of client systems from the central location.
The Network Time Protocol (NTP) is a networking protocol for system clock synchronization with remote internet time servers or other sources such as GPS or radio clocks. Accurate timekeeping is crucial in servers for application to work correctly or troubleshooting issues with the help of logs time stamp.
Gradle is an open-source build automation system. It supports multiple programming languages such as Java, C++, and Python development. It is based on the concepts of Apache Ant and Apache Maven.
High Availability cluster, also known as failover cluster or active-passive cluster, is one of the most widely used cluster types in a production environment to have continuous availability of services even one of the cluster nodes fails.
In the last post, we covered how to install Icinga 2 on CentOS 8 / RHEL 8. We now continue to the installation of Icinga web 2, a web interface for Icinga 2, where you can monitor all your servers.