Terraform module: one lesson learned hard way

The module are lifesavers in terraform. Making them is one acquired skill. It seems it's easy at first but really gets complicated when used for actual use-case. Some pit-falls are innocuous like this one.

The Password Story

At some point or other we face the problem of not being able to login after a recent install of ubuntu. This is story of those of us and an attempt at solution..

Elastic Storage in Hadoop using Logical Volume Management

Apache Hadoop is one of the most popular tool for dealing with Big Data.

Kubernetes: Up and Running

Kubernetes is a software that allows us to deploy, manage and scale applications. The applications will be packed in containers and kubernetes groups them into units. It allows us to span our application over thousands of servers while looking like one single unit.

HTTPD Service is not Idempotent in Nature — Make it using Ansible

HTTPD Services is not idempotent in nature and also consume more resources . So, In this article we are going to see how to make HTTPD service idempotent in nature using automation tool Ansible.

Linux Introduction: Part 1

This post is dedicated to all Linux Lovers and someone who wants to get started with same in coming posts we will try to cover each and every aspect of Linux necessary. This series introduction to Linux will focus on basics and cover below parts. History of Linux What is Linux Why we need to … Continue reading Linux Introduction: Part 1

Yum and DNF configuration in Redhat Linux 8

In this article, I'll show you how to create a local yum repository in RHEL8 with all the commands that are needed for this configuration.In Redhat Linux 'rpm' command is used to install packages i.e software. We might face some difficulties while using 'rpm' command, and the best way to use is 'yum' command.

Networking in Linux – Part 2

If you will have a look upon my earlier blog on the same topic, I assume you very well know how to run the command into the remote host, how to use SSH protocol. Likewise, here we’ll see performing same things through VM’s.