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Elasticsearch Secure Cluster with TLS using Docker Compose
Preface This post assumes that you have some basic understanding of Docker/Podman, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
K8s Contributor Playground, Learning by Contributing
Open sources - OSS FIRST TIMERS ONLY Contributor Playground
Common Kubernetes Distributions
On Cloud EKS: Amazon Elastic Kubernetes Service AKS: Microsoft Azure Kubernetes Service GKE: Google Kubernetes Engine IKS: IBM Cloud Kubernetes Service OKE: Oracle Container Engine for Kubernetes DOKS: DigitalOcean Kubernetes...

MongoDB Three Node Cluster with Replicaset in a Single Server for POC
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...

MongoDB Three Node Cluster with Replicaset for Production
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...

MongoDB Single Node Cluster with Replicaset
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...

Create the keyfile for Internal Authentication
Enabling Auth for Security
Caddy As Loadbalancer.md
How to run apache nifi as a container? How to run apache nifi as a single node cluster?

Single Node Apache Nifi Container
How to run apache nifi as a container? How to run apache nifi as a single node cluster?

Docker Volumes - Persistence
Container uses and generates data folders that are available for the container but not to the host machine. When the container gets restarted or crashed the data generated inside is...

Elasticsearch Disk Space is too low
Fix the FORBIDDEN Read-Only / Allow Delete Error for Elasticsearch API Requests

Elasticsearch System Configuration
Fix the FORBIDDEN Read-Only / Allow Delete Error for Elasticsearch API Requests
Kafka - Ops
Kafka Operations

Git - Switch Remote URL
Switching remote URLs from HTTPS to SSH

Git - Reset Commits
Remove the last commit/commits using Reset

Git - Cheat Sheet
Git Cheat Sheet

Git - Push with SSH
Setup git push with SSH

Git - Merge
GIT MERGE

Git - Init
Git Init

Git - Project Lead/Manager
Get count of branches

Git - Commit Files
Status

Git - Create Branch
Checkout to main branch

Git - Common Commands
Commit History

Git - Branch Management
Single branch for production and development

Trigger a Build in Jenkins using Bitbucket Hooks
How to build when a change is pushed to Bitbucket? Trigger a Build/Job in jenkins when chnages pushed to Bitbucket? How to Automate Build process when changes pushed to Bitbucket?...

Cassandra - Cassandra single node cluster as a container
How to run cassandra as a container? How to run cassandra as a single node cluster?
Cassandra Replication
Data Replication
Cassandra Architecture
Apache Cassandra is an open source distributed database management system designed to handle large amounts of data across many commodity servers, providing high availability with no single point of failure....

Docker API Configuration
Engine API is an HTTP API served by Docker Engine, How to enable docker API on docker host? Controlling the Docker Engine from any SDK. Is everything the Docker client...
Basic Kafka Container commands
Create Topic with container
Initialise Postgresql Container with docker-compose
Prerequisite
PostgreSQL with Init Data using Docker Compose
Preface This post assumes that you have some basic understanding of Docker/Podman, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
Basic command to run with Postgress Container
Connect to the database itself
Create Indexes in elasticsearch and frequently used commands
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
Elasticsearch Slow Query Log Configuration
Slow Logs in Elasticsearch Search slow logs - used to log the searches which are slow Index slow logs
Create Indexes in elasticsearch
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...

Adding Try in PWD button to README file
The “Try in PWD” actually supports to deploy any stack file that’s available on the web. In the stack parameter you can either add a relative path of a stack...
Elasticsearch single node instance using Docker Compose
Preface This post assumes that you have some basic understanding of Docker/Podman, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
Elasticsearch + Kibana using Docker Compose
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
Elasticsearch Single Node using Docker Compose
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...
Dockerise HTML
Preface This post assumes that you have some basic understanding of Docker, Docker Compose, and the key components used in the docker ecosystem. Get up to speed, with the Prepare...

Couchbase Introduction
What is Couchbase Server?
Steps to install a Go Daddy SSL Certificate with NGINX
Step1: Generate a CSR and Private Key
Docker Issues
Docker issues:
Elasticsearch - Basics of Elasticsearch
Elasticsearch is the distributed search and analytics engine at the heart of the Elastic Stack. Logstash and Beats facilitate collecting, aggregating, and enriching your data and storing it in Elasticsearch....

Git - Basics for a Developer
Git basics is a good idea before you start using it, as a programer upto what extent you need is the question? Let's get into it
Jenkins - Upgrade Jenkins
Upgrade jenkins latest version

SED
Sed is a Stream Editor used for modifying the files in unix (or linux)
Jenkins - Schedule
Schedule

SSL - Create CSR, CRT, Secure Sockets Layer
Step 1. Buy the SSL from the provider,

Jekyll - Running Jekyll in Docker
Running Jekyll in Docker

Open JDK docker container commands shell access to the container
Run commands in open jdk docker container

AWS EBS Volmes - Create and attach the EBS volume with mounting
Create Volume from console Login to AWS console Goto menu Services -> Compute -> EC2 -> In Left Sidebar under Elastic Block Store -> click on Volume -> Create Volume...
Elasticsearch - Dumping documents from multi-node to single node
Elasticsearch three node cluster:
CICD Jenkins - Send email with default content
Send email with default content as the build output

Git - Git cheat sheet | Devops Commands
Recursively remove all untracked files in the tree. git clean -f throw out all of your changes to existing files, but not new ones git reset --hard remove file from...

Git - Intro
There are many questions or use cases we come across in our day to day activity, like

Tombstones in Cassandra - Clean
Tombstones costs disk utilization and increased query time. Monitoring the amount of tomb_stones data is an important part of monitoring the health of a Cassandra cluster. We can use the...

Linux - sed command
Delete lines using sed command

Docker - dockerize the nodejs application
The main goal of this story is to dockerize the nodejs application. Assuming that you have come here after installing nodejs and docker.

Git - Naming Convention
Naming Convention for Programming

Arachni - VAPT Tool
Free, Simple, Distributed, Intelligent, Powerful, Friendly.