Recent posts

AWS re:Invent 2017 themes

AWS re:Invent 2017 themes

I’m in Las Vegas this week. So many new features and services were announce that it’s hard to keep up-to-date. That’s why I’d like to try something different to recap re:Invent this year. Instead of listing you all the announcements, I take a step bac...

Join our re:Invent follow-up group

Join our re:Invent follow-up group

Amazing, AWS released an impressive amount of new services and features during re:Invent. As the conference is coming to an end, we would like to invite you to pass the most important announcements in review. During the next three weeks, we would like ...

EC2 network performance demystified: m3 and m4

EC2 network performance demystified: m3 and m4

AWS offers EC2 instances in different sizes, defined by the instance type. How do you decide which instance type to use? Do you need an m4.large or m4.xlarge instance? At least the following factors should affect your decision: How much memory does the...

Our book

Amazon Web Services in Action

Amazon Web Services in Action introduces you to computing, storing, and networking in the AWS cloud.

Customer Reviews:

Newsletter

Subscribe to free monthly updates.

One subscriber wins our book AWS in Action every month.

Collections

To get started, we provide you with curated posts by topic.

About us

Team

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: Hire us!

More posts

Meet me at AWS re:Invent and have breakfast with me

Meet me at AWS re:Invent and have breakfast with me

If you attend this year’s AWS re:Invent, this blog post is for you! I will invite a group of people to have breakfast together on Tuesday morning (Nov 28, 9-10am) offside the noisy halls where you could get your complimentary re:Invent breakfast. Food a...

Your Lambda function might execute twice. Be prepared!

Your Lambda function might execute twice. Be prepared!

Are you confused when scheduled Lambdas execute twice, SNS messages trigger an invocation three times, your handmade S3 inventory is out of date because events occurred twice? Bad news: Sooner or later, your Lambda function will be invoked multiple time...

Send CloudWatch Alarms to Slack with AWS Lambda

Send CloudWatch Alarms to Slack with AWS Lambda

As we all know, things go wrong. That’s why monitoring and alerting are essential topics. Wouldn’t it be nice, if problems in your AWS account would show up in Slack? So you can react quickly while using your favorite messaging tool. In this blog post, ...


Subscribe for free