Cloudonaut Teaser

Welcome to cloudonaut

Your launchpad for Amazon Web Services

Start reading

Welcome to cloudonaut

Your launchpad for Amazon Web Services

Cloudonaut Teaser
Download YouTube videos with AWS Lambda and store them on S3 Decoration element

Download YouTube videos with AWS Lambda and store them on S3

Recently, I was faced with the challenge to download videos from YouTube and store them on S3. Sounds easy? Remember than Lambda comes with a few limitations: 512 MB of disk space available at /tmp 3008 MB of memory 15 minutes maximum execution time ...

Read more
6 new ways to reduce your AWS bill with little effort

6 new ways to reduce your AWS bill with little effort

The last time we wrote about how to save AWS costs was at the end of 2015. AWS has changed a lot since then. It’s time for an update with six new tips to save AWS costs with little effort. EC2 AMD InstancesAWS introduced AMD-powered EC2 instances that...

Read more
Monitoring EC2 Network Utilization

Monitoring EC2 Network Utilization

This post was originally published on the marbot blog. Are you monitoring the network utilization of your EC2 instances? Why not? The network is one of the rare resources that will limit your workload’s maximum throughput: CPU Memory Network Disk GPU...

Read more
My mental model of AWS

My mental model of AWS

AWS is a complex system that no one can understand end-to-end? As AWS professionals we still have to deal with the AWS system daily. We design for AWS, and we debug our applications running in AWS. How can we deal with a system that is too complex to un...

Read more
EKS vs. ECS: orchestrating containers on AWS

EKS vs. ECS: orchestrating containers on AWS

AWS announced Kubernetes-as-a-Service at re:Invent in November 2017: Elastic Container Service for Kubernetes (EKS). Since yesterday, EKS is generally available. I discussed ECS vs. Kubernetes before EKS was a thing. Therefore, I’d like to take a second...

Read more
Migrating to Amazon Linux 2

Migrating to Amazon Linux 2

I run all my EC2 workloads on Amazon Linux. It comes with a superb AWS integration, a secure default configuration, regular security updates, and I can open AWS Support tickets if I run into any problems. In late December 2017, AWS announced the succes...

Read more
Book cover of cloudonaut Decoration element

New book: Rapid Docker on AWS

Our learning experience designed for web developers and DevOps engineers who want to dockerize their web applications and run their Docker containers on Amazon Web Services. Prior knowledge of Docker and AWS is not required. Simple to use and fast to implement!

Buy icon
Buy now

About us

Andreas Wittig and Michael
Andreas Wittig

Andreas is an Amazon Web Services (AWS) and DevOps enthusiast. His first cloud project was to build the infrastructure for an online banking platform on AWS. Andreas loves to teach no matter if virtual or face-to-face. He is the author of Amazon Web Services in Action, published by Manning.

Michael Wittig

Michael Wittig is author of Amazon Web Services in Action (Manning). He helps his clients to gain value from Amazon Web Services. As a software engineer he develops cloud-native real-time web applications. He has expertise in distributed system development and architecture, with experience in algorithmic trading and real-time analytics.

We are available for projects.

You can hire us via our website widdix.net

Briefcase icon
Hire us
Marbot Logo

Incident Management for Slack

Team up to solve incidents with our chatbot marbot. Never miss a critical alert. Escalate alerts from your AWS infrastructure among your team members. Strong integrations with all parts of your AWS infrastructure: CloudWatch, Elastic Beanstalk, RDS, EC2, ...

Slack icon
Try for free