Author Archives: DevopsAdmin

Security Check Lists on AWS and Linux Servers.

By | April 13, 2019

We already have a blog on AWS Security Best Practices which is much in details and theoretical. You can refer that blog from here. I’m writing this blogs to to easily identify the contents in a form of checklists. This article will also cover server level security checklists as well. Security checklists has been categorized… Read More »

Hadoop Cluster Setup With Cloudera Manager – v6.1.1

By | March 5, 2019

In the previous Cloudera documentation, we have seen the entire setup using the Cloudera version 5.x.x. This blog will not have the details about the Cloudera manager but will only cover the configuration steps of Cloudera manager v6.1.1. For more details on Cloudera, you can refer our previous blog here. So let’s Start with Setup… Read More »

How to Setup OpenVPN Access Server on Ubuntu/CentOS.

By | December 16, 2018

Introduction OpenVPN is an open-source third-party software that uses virtual private network (VPN) techniques to create secure point-to-point or site-to-site connections in routed or bridged configurations and provides remote access facilities. It uses a custom security protocol that utilizes SSL/TLS for key exchange. OpenVPN uses the client-server connection to provide secure communication between the client and the internet.  The Server is directly… Read More »

How to Install Docker on Redhat/CentOS 7

By | August 24, 2018

In this blog, we will see how to install Docker CE (Community Edition) in Redhat Enterprise Linux (RHEL 7) and CentOS 7. Please refer steps for installing Docker on ubuntu machine here. In the previous blog, we have tried to explain the basics of docker with the installation process. Here, We are not going to… Read More »

How to Install Docker on Ubuntu 16.04

By | August 24, 2018

Brief Introduction Docker is a computer program which is build to run multiple microservices (Applications) in the same machine on top of the container (Runtime System). It is a containerization platform which usually provides the virtualization at operating system levels. Though there is a difference between the virtual machine and a container, and the major difference is… Read More »

How to Setup Hadoop Cluster Using Cloudera Manager.

By | July 22, 2018

Setup Hadoop Cluster Using Cloudera Manager. Cloudera (CDH – Cloudera Distribution over Hadoop) is a leader in the market in the Hadoop Community, the thing is same like as Redhat is the leader in the Linux community. Cloudera comes with the interactive UI using which you can set up the Complete Hadoop Cluster with all… Read More »