Red Hat has provided two GUI tools for centralized management of remote nodes using Ansible. Ansible Tower AWX Ansible Tower is a web-based interface and REST API endpoint for Ansible. It provides centralized logging...
In this topic, we shed light on how you can add or attach an EBS (Elastic Block Storage) volume on an AWS instance. An extra EBS volume supplements storage space for your instance. Once...
Docker is a daemon-based container engine which allows us to deploy applications inside containers. With the release of RHEL 8 and CentOS 8, docker package has been removed from their default package repositories, docker...
Ansible is increasingly becoming the go-to platform for application deployment, and software provisioning among developers owing to its ease of use and flexibility. Furthermore, it is easy to set up and no agent is...
Ansible is an awesome automation tool for Linux sysadmins. It is an open source configuration tool which allows sysadmins to manage hundreds of servers from one centralize node i.e Ansible Server. Ansible is the...
VirtualBox is a free and open source virtualization tool which allows techies to run multiple virtual machines of different flavor at the same time. It is generally used at desktop level (Linux and Windows),...
Postfix is a free and opensource MTA (Mail Transfer Agent) used for routing or delivering emails on a Linux system. In this guide, you will learn how to install and configure Postfix on CentOS...
In the organizations where the OpenStack is used aggressively, so in such organizations application and database teams can come up with requirement that their application and database instances are required to launch either on...
Sometimes, you may have tasks that need to be performed on a regular basis or at certain predefined intervals. Such tasks include backing up databases, updating the system, performing periodic reboots and so on....
In the previous article, we demonstrated how to install Nagios Core on CentOS 8 / RHEL 8 server. In this guide, we will dive deeper and add Linux and Windows hosts to the Nagios...
History is one the most useful command line tool for all Linux and Unix geeks. As the name suggests history command is used to keep track of all commands that were executed on a...
Rsyslog is a free and opensource logging utility that exists by default on CentOS 8 and RHEL 8 systems. It provides an easy and effective way of centralizing logs from client nodes to a...
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