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Monitor VPC NAT gateways with CloudWatch metrics and alarms

Many VPC designs make use of public and private subnets. A NAT gateway is needed to communicate from a private subnet with the Internet. A VPC NAT gateway is a finite resource that can be exhausted. That’s why you need to add monitoring to be alerted i...

CloudFormation cfn-init pitfall: Auto scaling and throttling error rate exceeded

cfn-init is a little helper to install and configure EC2 instances managed with CloudFormation. Lately, I was running into issues when starting a more significant amount of EC2 (let’s say 50) during an auto scaling event. This blog post will teach you w...

Selling an AMI and a CloudFormation template as an alternative to SaaS

We have been selling software through AWS Marketplace since 2019. Selling SaaS is very popular nowadays, and most software vendors are moving to this model. However, we learned that there is a promising alternative to SaaS: Selling software bundled into...

Fargate vs. App Runner

What’s the simplest way to run containers on AWS? My first relevant container workload was running on a fleet of EC2 instances managed by ECS. Maintaining and scaling the needed EC2 instances was wasting a lot of my time. So I got very excited when AWS ...

Authentication at the edge with Lambda@Edge and Cognito

For many years, we used a hosting partner for serving the Rapid Docker on AWS Video Course. When someone bought the video course, we created a user account with our partner. The hosting partner provided a website to watch the videos and a login form. Fo...

Builder's Diary Vol. 1: Successful Cloud Migrations

Get insights into the day-to-day challenges of builders. In this issue, Monika Oblonczek from our partner tecRacer talks about how cloud migrations succeed. Monika’s career is very exciting as she transitioned from legal linguistics into cloud computing...

ALB vs. NLB: Which AWS load balancer fits your needs?

Which load balancer fits my workload best? As is often the case, AWS offers more than one solution. Read on to learn whether to use the Application Load Balancer (ALB) or the Network Load Balancer (NLB) to distribute incoming requests among a fleet of v...

Review: App Runner - Simply containers on AWS!

How many options are there for deploying containers on AWS? ECS, EKS, Elastic Beanstalk, EC2, and Fargate, to name a few. And there’s another service I’d like to take a closer look at in this review: AWS App Runner. And I promise you already; it’s worth...

Building multi-architecture container images for AWS Graviton

What do my MacBook Pro and my container workload running on ECS and Fargate have in common? They both run amazingly well on the ARM processor architecture. However, building Docker images for Apple Silicon and AWS Graviton is challenging. Because a cont...

Deprecated Terraform provider template causes `Incompatible provider version` error

Did you recently switch to a Mac with Apple Silicon (ARM processor architecture)? The chances are high that you will see an Error: Incompatible provider version when running terraform init the next time. That’s because Hashicorp does not provide the tem...