Load Balancing in AWS

You just need load balancers when you want to balance traffic across two or more instances, right ?? Nope, there is so much more than just the act of sending traffic across two or more instances that are sitting behind the load balancer. And particularly in AWS, Elastic Load Balancers are a key part of …

Cisco FlexVPN Configuration

I have been familiar with the concept of an IPSEC Tunnel for quite some time but I never had a chance to play with it. That changed when I got the opportunity to configure a FlexVPN Tunnel in my lab. What is FlexVPN, you ask? It is Cisco's latest implementation of the IPSEC Tunnel that uses …

Blue/Green Deployment on AWS

Coming from an Infrastructure side of things, I had never heard of the Blue/Green Deployment technique before I started following AWS technologies. For those rookies who are in the same boat as me, this post will focus more around what a Blue/Green Deployment technique is and what AWS technologies we can use to implement this …

Deploying Microservices on AWS

The term Microservices has become a buzzword over the last couple of years. This google trend link clearly shows how people from around the world are interested in understanding what Microservices are: https://trends.google.com/trends/explore?q=microservices. So let me try and take a stab at what it means and what its characteristics are. Microservices is an architectural approach for …

Amazon Redshift 101

Amazon Redshift is a fully managed, petabyte-scale data warehouse service that AWS has been offering since Feb 2013. You can just start with a few GBs of data and scale to a PB or more. Redshift is ANSI-SQL compliant and uses industry-standard ODBC and JDBC connections which enable you to use your existing SQL Clients …

Best Practices for vSphere HA

All the VMware admins out there in the wild already know what vSphere High Availability(HA) is and how useful it is. But it's not always that everyone knows what the best way to configure HA for their environment is. A majority of admins just enable HA and leave all the default settings. The default settings …

VMware Cloud on AWS

Back in October 2016, VMware and AWS announced a strategic partnership to deliver a solution that brings together the best of both worlds i.e Private Cloud and Public Cloud. VMware and AWS have been the leaders in the private cloud and public cloud space respectively for quite some time now, so them partnering and offering …