How do we test performance in a microservices world?

via GIPHY I recently ran across this interesting question on a technology forum. “I’m an engineering team lead at a startup in NYC. Our app is written in Ruby on Rails and hosted on Heroku. We use metrics such as the built-in metrics on Heroku, as well as New Relic for performance monitoring. This summer, …

How I resolved some tough docker problems on Amazon ECS

via GIPHY ECS is Amazon’s elastic container service. If you have a dockerized app, this is one way to get it deployed in the cloud. It is basically an Amazon bootleg Kubernetes clone. And not nearly as feature rich! Join 38,000 others and follow Sean Hull on twitter @hullsean. That said, ECS does work, …

My answers to some CS career questions

via GIPHY I flip through Reddit from time to time. One sub that I enjoy is CS Career Questions. Join 38,000 others and follow Sean Hull on twitter @hullsean. I guess I enjoy posting and sharing knowledge there, because many of the questions seem so familiar, as ones that I pondered at some point or …

What makes a highly valued docker expert?

via GIPHY What exactly do we need to know about to manage docker effectively? What are the main pain points? Join 38,000 others and follow Sean Hull on twitter @hullsean. The basics aren’t tough. You need to know the anatomy of a Dockerfile, and how to setup a docker-compose.yml to ease the headache of docker …

Curve ball technology questions and solutions

via GIPHY I’ve been on the phone with a lot of companies lately. You might be surprised that some of the challenges firms struggle with in the cloud, are repeated over and over. Join 38,000 others and follow Sean Hull on twitter @hullsean. I put together some of the most common ones I’ve heard, and …