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Unboxing Amazon Managed Service for Prometheus (AMP)

AWS announced Amazon Managed Service for Prometheus (AMP) in December 2020 during re:Invent. Prometheus is a monitoring system as well as a time-series database. Let’s take a first look at the managed service that is currently in public preview. What i...

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What's new about AWS SDK for JavaScript v3?

The AWS SDK for JavaScript v3 is generally available since December 2020. This challenge unites all AWS users: is this new version worth investing your precious time? In this blog post, I show you the new capabilities and use cases where they help you ...

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Debugging a VPC: Security Groups, Network ACLs, and Routing Tables

Configuring a VPC (Virtual Private Cloud) and firewalls (Security Groups and Network ACLs) is tricky. What to do when you cannot find the cause for a connection refused or connection timed out error when connecting to an EC2 instance, RDS database insta...

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[plus] Unboxing AWS DataSync

Your toolbox should contain AWS DataSync, a service to synchronize data between all kinds of locations. Copy data between S3, EFS, and FSx. On top of that, DataSync works with on-premises locations like NFS, SMB, and more. In this week’s video Andreas...

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[plus] Next Generation Load Balancing: ALB with gRPC and HTTP/2

AWS announced an important update for the Application Load Balancer (ALB) in November 2020: Support for gRPC and HTTP/2. HTTP/2 comes with request multiplexing over a single TCP connection, header compression (HPACK) which reduces network utilization, a...

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[plus] How to configure SAML for AWS SSO?

AWS SSO is a great way to grant engineers access to AWS accounts. By default, AWS SSO comes with a built in user database. However, it is also possible to configure identity federation via SAML. Doing so allows you to re-use existing users and groups. ...

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[plus] CodeBuild Report Groups 101

AWS CodeBuild provides a fully managed, Docker-based build environment. You can use it in standalone mode or together with CodePipeline. Report Groups help you to make unit test results and code coverage visible because only the visible can be improved ...

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Amazon EventBridge versus Amazon SNS: What's the difference?

Amazon EventBridge (formerly CloudWatch Events) and Amazon SNS provide a way to send events to multiple subscribers. From a high-level perspective, both services are similar. This leads to the question: But how are they different? What advantages do the...

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[plus] Transition to IMDSv2 on EC2 - Introduction, Preparation, Pitfalls

IMDSv2 can improve EC2 security. For a couple of weeks, AWS Foundational Security Best Practices recommends that EC2 instances use IMDSv2 (control EC2.8). This video explains why IMDSv2 is useful and what attacks it protects you against, including a li...

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[plus] Tracing an HTTP request

What to do when customers complain about high latencies or server-side errors? How to find out which part of your infrastructure is causing trouble? Is something wrong with CloudFront, the ELB, or your web application? Our video demonstrates how to use...

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