Category: Open Source

The Traveling Salesperson Problem (TSP) is one of the most popular NP-hard combinatorial problems in the theoretical computer science and operations research (OR) community. It asks the following question: “Given a list of cities and the distances between each pair of cities, what is the shortest possible route that visits each city exactly once and […]

In this post, Ilan Gofman, an intern on the Amazon Managed Service for Prometheus team, shares his experience of designing and implementing the series deletion feature inside of the Cortex open source project. This new API will provide the ability to delete series from Cortex using the blocks storage engine. This blog post details the […]

Using PostgreSQL with Spring Boot on AWS — Part 1 Using PostgreSQL with Spring Boot on AWS — Part 2 This is the second installment of a two-part tutorial by Björn Wilmsmann, Philip Riecks, and Tom Hombergs, authors of the book Stratospheric: From Zero to Production with Spring Boot and AWS. Björn, Philip, and Tom […]

Using PostgreSQL with Spring Boot on AWS — Part 1 Using PostgreSQL with Spring Boot on AWS — Part 2 This is the first installment of a two-part tutorial by Björn Wilmsmann, Philip Riecks, and Tom Hombergs, authors of the book Stratospheric: From Zero to Production with Spring Boot and AWS. Björn, Philip, and Tom […]

This post was written by Tomas Christ, Solution Architect at eprimo GmbH. eprimo GmbH is a wholly owned subsidiary of E.ON SE, situated near Frankfurt, Germany. It represents the largest purely green-energy supplier in Germany with some 1.7 million customers. Currently, eprimo has a staff of approximately 160 people. We have been using Amazon Web […]

Machine learning (ML) algorithms are widely used for computer vision (CV) applications, such as image classification, object detection, and semantic segmentation. With the latest development of the Industrial Internet of Things (IIoT), ML algorithms can be directly implemented at the edge device to process image data and perform anomaly detection, such as for product quality […]

AWS Distro for OpenTelemetry (ADOT) 0.12.0 is now available. You can download the latest ADOT Collector image from the Amazon Elastic Container Registry (Amazon ECR) Public Gallery. Release highlights Amazon Elastic Kubernetes Service (Amazon EKS) Infrastructure metrics and trace collection: Enhanced support in the Collector for gathering Amazon EKS infrastructure metrics and traces. This discovery […]

In this blog post, AWS observability team intern engineer Oliver Hamuy shares his internship experience on his project to enhance the OpenTelemetry PHP SDK by adding support for AWS X-Ray. Please note that the OpenTelemetry PHP SDK is in development and in alpha state currently. We’ve tested the X-Ray pipeline for simple tracing using a […]

Cross-compilation is the idea of building executable code for a platform with different specifications than the one on which the compilation is conducted. Engineers working on embedded systems often develop software on one platform—for example, a powerful workstation—and deploy it on another, such as single-board computers on a robot. Development machines are frequently x86-based, whereas […]

This post was written by Seth Dobson (Southwest Airlines), Paul Ramsey, and Sheetal Joshi. The solution presented in this blog shows how large enterprise organizations such as Southwest Airlines can implement an end-to-end, Amazon CloudWatch-centric observability solution for Kubernetes clusters running on Amazon Elastic Kubernetes Service (Amazon EKS) in a way that feels natural for […]