How to Create a KVM Virtual Machine Template
A virtual machine template is essentially a copy of the installed virtual machine that comes in handy when you want to deploy multiple instances of virtual machines. Creating a template is a 3 step
RedHat
How to Set Up High Availability for Resource Manager – Part 6
YARN is the Processing Layer of Hadoop, which consists of the Master (Resource Manager) and Slave (Node Manager) services to process the data. Resource Manager (RM) is the critical component that is responsible for
How to Manage Virtual Machines in KVM Using Virt-Manager
The virt-manager application provides an easy-to-use interface that allows users to perform a wide range of tasks including creating guest machines and assigning critical virtual resources such as CPU, memory, and disk space. Users
How to Create Virtual Machines in KVM Using Virt-Manager
As you get started, ensure that the KVM hypervisor is installed on your system. An acronym for Kernel-based Virtual Machine, KVM is a combination of kernel modules & utilities needed to run virtual machines
How to Install Apache Kafka in CentOS/RHEL 7
Apache Kafka is a powerful messaging engine, which is widely used in BigData projects and the Data Analytics life cycle. It is an Open-source platform to build real-time data streaming pipelines. It is a
Managing KVM Virtual Machines with Cockpit Web Console in Linux
Cockpit is a free and open-source front-end tool that provides administrative access to Linux systems. It allows system administrators to monitor, manage, and troubleshoot Linux servers. It provides an intuitive web interface that easy
How to Use Virtualbox VMs on KVM In Linux
Are you considering making a switch from VirtualBox to KVM hypervisor? One of your greatest concerns would be starting all over again by creating new virtual machines in KVM – an arduous task to
How To Create a New User and Grant Permissions in MySQL
MySQL is a popular and widely used database management system that stores and organizes data and allows users to retrieve it. It comes with a vast array of options that grant users certain permissions
How to Set Up High Availability for Namenode – Part 5
Hadoop has two core components which are HDFS and YARN. HDFS is for storing the Data, YARN is for processing the Data. HDFS is Hadoop Distributed File System, it has Namenode as Master Service
How to Install PHP 8 on CentOS/RHEL 8/7
PHP is a popular open-source server-side scripting language that is integral in developing dynamic webpages. PHP 8.0 is finally out and was released on November 26th, 2020. It promises lots of improvements and optimizations