Kubernetes Node Components: Service Proxy, Kubelet, and cAdvisor
In my last post, I discussed the roles of Kubernetes Master Components: Etcd, API Server, Controller Manager, and Scheduler. Now, let’s...
Kubernetes Master Components: Etcd, API Server, Controller Manager, and Scheduler
Let’s take a look at the following Kubernetes architecture diagram: Well, this might look complicated at first glance, but actually, it’s...
Agile and Scrum Overview
Agile Tell me, how many consecutive years did you fail to accomplish your New Year’s promises and long-term plans for the next year?...
Continuous Integration vs Continuous Delivery vs Continuous Deployment
Continuous Integration, Continuous Delivery or Continuous Deployment? There is always a great misunderstanding of these terms out there! Let
Cassandra Architecture and Write Path Anatomy
Cassandra is a NoSQL database that belongs to the Column Family NoSQL database category. It is written in Java and mainly used for time-seri
Why to use Kubernetes?
In this tutorial, I'm going to introduce you to Kubernetes, an open-source system for automating deployment, scaling, and management of...
Java Multithreading with Thread API and Executors Framework
Hey guys, what's up? Recently I've been creating more than 20 simple code examples to illustrate how to use the Java API and Executors...
Changing Logback log level at runtime using etcd watch feature
Until now, we've only set up a 3-node etcd2 cluster in Amazon EC2 and added/removed a node from the etcd2 cluster. This tutorial is less...
Adding and removing nodes to an existing CoreOS etcd2 cluster using etcdctl
Now that our 3-node etcd2 cluster is up and running in Amazon EC2 using CoreOS it’s time to learn how to add or remove nodes in the...
Setting up an etcd cluster in AWS using CoreOS
Now that you have learned where etcd used and had some fun playing with an online etcd cluster simulator, let's move on and create our...