Distributed Systems Practice Notes

Written by Warren who studies distributed systems at George Washington University. You might wanna follow him on Github

Bare Bones CI In Action

Continuous integration is a DevOps buzzword, which indicates the practice of continually merging source code updates from developers…

Big Data - Analyze Big Data with Hadoop Lab

This lab shows how to use Amazon EMR Hadoop to analyze a provided CloudFront log file, the provided script creates a Hive table, parses the…

Big Data - Hadoop Intro

Learning Outcomes What is Hadoop Hadoop Characteristics RDBMS vs. Hadoop Big Data Processing Hadoop Ecosystem Components What is Hadoop…

Docker and Containers - Break a Monolith Application into Microservices

This lab introduces an architectural evolvement of a simple web service application, from monolith to microservice. Both architectures are…

Docker and Containers - Kubernetes Orchestrates on EC2 Cluster

This lab shows how to orchestrate an EC2 cluster of 3 instances (1 master, 2 workers) using kubeadm, how to deploy an app as Pod in the…

Docker and Containers - More Insights on Kubernetes

Discover more insights on Kubernetes Learning Outcomes Kubernetes as a platform Desired state management eliminates the need for…

Docker and Containers - Kubernetes in 5 minutes

Components of Kubernetes K8s Cluster Services Desired State Management Feed the K8s cluster services a specific configuration (YAML file…

Docker and Containers - Docker Swarm vs Kubernetes

Docker Swarm Built-in Docker orchestration system that manages your container in production Redeployment with zero downtime Simpler to learn…

Docker and Containers - Swarm Mode Intro Lab

This lab demonstrated how to use Swarm to orchestrate multiple containers to form services and work as a stack. The stack exposes its…

Docker and Containers - Docker Networking Lab

This lab shows the properties of docker network and how it relates to Linux network. 2 types of networking are demonstrated, namely bridge…

Docker and Containers - VMs vs Containers Deep Dive

Size Containers and VMs can be complimentary as containers can run inside VMs. In virtual machine, everything but hardware is comprised…

Docker and Containers - Docker Images Lab

This lab works on 2 ways of creating a docker image, namely, from binary files of container or from Dockerfile. The advantages of using…

Docker and Containers - Docker Intro Lab

This lab demonstrates 3 ways of running docker containers, how to package a Docker image using Dockerfile, and how to use “bind mount” to…

Docker and Containers - VMs vs Containers

VMs and containers are fundamentally different technologies. VM Stack The interface for VM sits on top of Hypervisor between OS and…

Docker and Containers - What are containers?

A Sandbox (Isolation) for Processes A container could be perceived as a sandbox for processes. Each sandbox has its own process namespace…

Docker and Containers - DevOps Beginner Lab

In this lab you will run a popular, free, lightweight container and explore the basics of how containers work, how the Docker Engine…

Docker and Containers - Why Docker?

“By 2020, more than 50% of global organizations will be running containers in production.” -Gartner What is Docker? Docker is a fast growing…

Cloud Web Apps - Build a Modern Web App

Due to the web application builds up with a rather complex architecture, the CD/CI configuration is not included, please refer to Module…

Cloud Web Apps - Build a Serverless Web App

We will build a simple serverless (AWS Lambda) web application that enables users to request unicorn rides from the Wild Rydes fleet. The…

Cloud Web Apps - Deploy a Node.js web app using Elastic Beanstalk

This tutorial is about how to set up an Elastic Beanstalk environment, and how to deploy a Node.js web app in that environment. At last, we…

Cloud Web Apps - Amazon API Gateway Lab

API Gateway is a managed service provided by AWS that makes creating, deploying and maintaining APIs easy. The lab creates a Lambda function…

Cloud Web Apps - AWS Lambda Lab

AWS Lambda is a compute service that runs your code in response to events and automatically manages the compute resources for you, making…

Cloud Web Apps - Amazon DynamoDB Lab

Amazon DynamoDB is a fast and flexible NoSQL database service for all applications that need consistent, single-digit millisecond latency…

Cloud Web Apps - Compare S3 vs EC2

Compare the performance, functionality, and price when serving web content from S3 versus an EC2 Functionality EC2 An EC2 instance is a…

Cloud Web Apps - Install a LAMP Web Server on Amazon Linux 2

This tutorial introduces how to set up LAMP stack on Amazon Linux 2 instance via SSH. Prerequisites Amazon Linux 2 AMI (HVM) instance (ami…

Cloud Web Apps - Virtualization

History of Virtualization Virtualization is not a new idea, in fact, it was first brought up in the 1970s, when there were many different OS…

Cloud Web Apps - Amazon S3 Lab

Amazon S3 is short for Simple Storage Service, which is an object storage service of AWS. This lab introduces the common features of S…

Cloud Web Apps - Launch Amazon EC2 VM

This tutorial introduces the management of AWS EC2 instance, also includes the remote access to EC2 instance via SSH client. Prerequisites…