Quest For the Spring Data DynamoDB Grail

By | December 11, 2020

The following are a few words and some simple examples showing how to use Spring Data DynamoDB to store and retrieve data in a DynamoDB database. In the example, which consists of a few tests, I will use a local instance of DynamoDB running in a container. No prior knowledge of DynamoDB is assumed, though… Read More »

OpenEBS on K3S – Open Source Container Attached Storage

By | July 10, 2020

In this article I will install OpenEBS on my K3S Kubernetes cluster and present a simple example showing how to allocate storage for an application running in the cluster.I will take a slight detour to kubectl user contexts and, later, I will use a Persistent Volume and a Persistent Volume Claim to make storage available… Read More »

K3s in Multipass with Remote Management

By | March 29, 2020

This is another Kubernetes-related notebook entry in which I will document the procedure for setting up a Kubernetes cluster using K3S in virtual machines created with Canonical’s Multipass. In addition, I will describe how to configure kubectl, the Kubernetes command-line cluster management tool to manage the K3S cluster from outside of the virtual machines in… Read More »

Spring Boot and Tracing Calls

By | January 12, 2020

For quite some time now I have thought it would be very useful to have some type of id associated with the processing of a request logged in connection to the log messages generated when the request is processed. This in order to be able to query Elasticsearch or similar for all the logs generated… Read More »