Archives for Software Dev - Page 18
Cloud Security and Migration Architect, Houston, TX
azure powershell architect Anuj Varma is a certified cloud and application Architect based in Austin, TX and Houston, TX. Some aspects of Cloud Architecture that Anuj has helped customers with…
Bitcoin Cash
Cup of Coffee with BTC? The transaction issue has divided the Bitcoin community into two groups. One group claims that Bitcoin was never designed to be a “cup of coffee”…
Couchbase vs DynamoDB
Couchbase Advantages Run on almost any cloud platform – including AWS Avoid DynamoDB’s item-size restrictions Speed up performance with in-memory processing and built-in caching Use your team’s existing SQL skills…
APIs, Open API Standard (OAS)
The OAS is to REST what WSDL was to SOAP. It provides a common framework of designers, developers, testers, and devops to build and maintain APIs. Think of the…
Active Directory Domain Basics
Active Directory domains are grouped in a tree structure; a group of Active Directory trees is known as a forest, which is the highest level of organization within Active Directory.…
About Docker Architect, Kubernetes Architect, Anuj Varma
Anuj accidentally stumbled onto a project which required real world containerization of a large app. The app serviced over a million customers and had over 12 separate components – including…
Kubeadm – Bootstrap a kubernetes cluster
Building a cluster through various steps – kubeadm is the preferred way to start up a ; In the following order, kubeadm Kubeadm init Pre Flight Checks – Pull container…
Kubernetes Networking
Three Guiding Principles Networking Use Cases Within Same Pod - Just Use Localhost On Same Node – Pod to Pod – Use Bridge Networking On Different Nodes –…
Kubernetes components
Master aka Control Plane API Server Cluster Store (Store State) Scheduler Controller Manager Kubectl (CLI) interacts with the API Server API Server Cluster Store Scheduler – Pod Affinity (two…
kubernetes controller components
Controller components There are two main components of a controller: Informer/SharedInformer and watches for changes on the current state of Kubernetes objects and sends events to Workqueue where events are…