Containers

Category: Amazon EC2

Deep Dive on Amazon ECS Cluster Auto Scaling

Introduction Up until recently, ensuring that the number of EC2 instances in your ECS cluster would scale as needed to accommodate your tasks and services could be challenging.  ECS clusters could not always scale out when needed, and scaling in could impact availability unless handled carefully. Sometimes, customers would resort to custom tooling such as […]

Read More
A Diagram of the internals of FireLens.

Under the hood: FireLens for Amazon ECS Tasks

Recently, Amazon ECS announced support for custom log routing via FireLens. FireLens makes it easy to use the popular open source logging projects Fluentd and Fluent Bit; enabling you to send logs to a wide array of AWS Services and partner destinations. In this post, I detail how and why we built FireLens. I also […]

Read More

How Amazon ECS manages CPU and memory resources

On August 19, 2019, we launched a new Amazon Elastic Container Service (Amazon ECS) feature that allows containers to configure available swap space on Linux. We want to take this opportunity to step back and talk more holistically how ECS resource management works (including the behavior this new feature has introduced). Specifically, we want to clarify how CPU and memory […]

Read More