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CentOS has released its major release of CentOS 7.7 on 17th September 2019, derived from the release of RHEL 7.7. This post is mainly focusing on upgrading the previous version of CentOS 7.x to the latest version (Centos 7.7 at the time writing). Before going to update, let’s take a look at the main changes […]
Puppet is an open source configuration management tool that helps you to manage the configurations of hundreds of client systems from the central location. Puppet makes the admin’s life easier by reducing time spent on repetitive task and allows them to concentrate on other works, also ensures that the deployed configuration are consistent across the […]
Graylog is an open-source log management tool which helps you to collect, index and analyze any machine logs centrally. This guide will help you to install Graylog on CentOS 7 / RHEL 7. Components MongoDB – Being a database to store the configurations and meta information. Elasticsearch – It stores the log messages received from […]
VnStat PHP frontend is a graphical web interface for network utility called VnStat. VnStat PHP provides a simple graphical format where we can monitor IN and OUT traffic of network interfaces including statistics history (hourly, days, months or full summary). This guide helps you to install VnStat PHP frontend on Linux systems. System Requirements Linux operating system (CentOS 6 / CentOS 7 […]
Netdata is a free software (a daemon) which collects a real-time performance data from Linux systems, Application, and SNMP devices, visualize it in the web-based interface. Netdata also provides the visualization of past data’s. In simple word, it provides a real-time visualization of what is happening on your systems now, and in the recent past. […]