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Apache Hadoop is a free, open-source software framework written in Java for distributed storage and processing of big data using the MapReduce. It handles the very large size of data sets by splitting them into large blocks and distributes them across computers in a cluster. Rather than relying on standard OS clusters, Hadoop modules are […]
The following simple guide helps you to install VNC server on CentOS 8 / RHEL 8 machines. VNC server lets you access the desktop remotely from other machines which have a client installed. The VNC server is not installed, by default. You need to set up the VNC server manually. Prerequisites The steps mentioned in […]
CentOS 8 was released on September 24th, 2019. It is derived from Red Hat Enterprise Linux which was released on May 7th, 2019. As you are aware, CentOS is a community-supported enterprise operating system, compatible with its upstream source Red Hat Enterprise Linux, from the CentOS Project. Architecture The build release would be available for: […]
Nagios is a free, open-source monitoring tool which helps us to monitor services and applications that run on Windows, Linux, Routers, and other network devices. With the help of Nagios graphical interface, you can monitor basic services (FTP, HTTP, SSH, etc..) and attributes (system load, memory, CPU usage, etc.). In this post, we will see […]
PostgreSQL is a free, open-source object-relational database management system (ORDBMS) available for various platforms, including Linux, Microsoft Windows, and Mac OS X. PostgreSQL is developed by the PGDG (PostgreSQL Global Development Group) and released under the PostgreSQL License, a free and open-source software. In this post, we will see how to install PostgreSQL on CentOS […]