Cloudonaut Teaser

Welcome to cloudonaut

Your launchpad for Amazon Web Services (AWS)

By Andreas & Michael Wittig. Since 2015, we published 369 articles, 73 podcast episodes, and 74 videos.

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Welcome to cloudonaut

Your launchpad for Amazon Web Services (AWS)

By Andreas & Michael Wittig.

Start reading
Cloudonaut Teaser

Fallback to on-demand EC2 instances if spot capacity is unavailable

In recent months, I was again reminded that EC2 spot capacity is not always available. For years, I was looking for a safety net for my spot-based Auto Scaling Groups (ASGs). If spot capacity is unavailable, launch on-demand EC2 instances and replace th...

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AWS Monitoring with EventBridge

When it comes to AWS monitoring, you probably think of Amazon CloudWatch first. That’s right, but there is another source of information about the health of your cloud infrastructure: Amazon EventBdrige. In this blog post, you’ll learn how to tap into E...

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Builder's Diary Vol. 6: Serverless and DevOps - a match made in heaven

Get insights into the day-to-day challenges of builders. In this issue, Vilius Kukanauskas from our partner DEMICON explains why Serverless and DevOps are a match made in heaven. Here you go if you prefer a video or podcast instead of reading. JavaScri...

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How to filter S3 events by object size

While answering a support request for bucketAV, I stumbled upon the following question: Is there a way to only scan S3 objects with a size of less than 1 GB for malware? This translates to the more general question: How to filter S3 events by object ...

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Builder's Diary Vol. 5: ECS Anywhere

Get insights into the day-to-day challenges of builders. In this issue, Samia Rabah from our partner DEMICON talks about ECS Anywhere to orchestrate containers on-premises and in the cloud. If you prefer a video or podcast instead of reading, here you ...

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Builder's Diary Vol. 4: Serverless Software Engineering

Get insights into the day-to-day challenges of builders. In this issue, Florian Dröge and Lars Hüper from our partner tecRacer share insights into crafting Serverless applications that last. If you prefer a video or podcast instead of reading, here you...

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Hot off the Cloud #007: AppSync JavaScript Resolvers + IAM MFA + CloudFront CD

Here are our toughts about the latest AWS announcements as well as our lessons learned. Unbelievable, re:Invent starts in 5 days. Therefore it is no surprise that AWS announces new features at a high pace. On the one hand, we are having difficulty keep...

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Updated CloudFormation vs Terraform in 2022

The most reliable way to automate creating, updating, and deleting your cloud resources is to describe the target state of your infrastructure and use a tool to apply it to the current state of your infrastructure (see Understanding Infrastructure as Co...

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Updated Amazon ECR vs. Docker Hub vs. GitHub Container Registry

Have you worked with a Linux package manager like apt or yum before? A container registry is similar, but instead of packages, it distributes container images. A container registry is a crucial aspect of a containerized workflow and infrastructure. This...

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Updated Managing application secrets: SSM Parameter Store vs. Secrets Manager

Many applications interact with external or internal systems like databases or REST APIs. When your application talks to another system, it usually authenticates with a secret, e.g., an API key, username + password, or a certificate. This leads to the q...

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EC2 instance, ID card please! | cloudonaut Podcast #074

Serverless Messaging Latency + Amazon Linux 2 Container + EFS | cloudonaut Podcast #072

Serverless and DevOps a match made in heaven | Builder's Diary Vol. 006

Scaling On-Demand and Spot Instances + On-Premises VPC Endpoints | cloudonaut Podcast #071

EC2 instance, ID card please!

Two brothers discussing all things AWS every week. Hosted by Andreas and Michael Wittig presented by cloudonaut.

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Advanced Monitoring with EventBridge + Amazon Linux 2 Container

Two brothers discussing all things AWS every week. Hosted by Andreas and Michael Wittig presented by cloudonaut.

Start listening

Review: AWS Fault Injection Simulator (FIS) – Chaos as a Service?

AWS allows us to run applications distributed across EC2 instances and availability zones. By adding load balancers or message queues to the architecture, we can achieve fault tolerance or high availability. But how can we test that our system can survi...

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Cheap, Durable, Fast. How to choose an EBS volume type?

Elastic Block Storage (EBS) provides solid state drives (SSD) and hard disk drives (HDD) for EC2 instances. The virtual machine accesses the persistent storage via the network. In December 2020, AWS announced another volume type called General Purpose S...

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How to Become an AWS Certified Solutions Architect

In 2012, I created my first AWS account. Back then, I worked as a software engineer and was looking for a way to deploy an online trading platform. Two years later, I attended re:Invent — the yearly conference organized by AWS — in Las Vegas for the fir...

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Andreas Wittig and Michael Wittig

Hej, Andreas & Michael here!

We launched the cloudonaut blog in 2015. Since then, we have published 369 articles, 73 podcast episodes, and 74 videos.

Besides sharing our learnings about all things AWS on cloudonaut, we're currently working on bucketAV and marbot.

To support our work on cloudonaut, please subscribe to our newsletter, podcast, or YouTube channel and share our content with your friends and coworkers.