Recent Posts

Send Your Logs To Loki

One of my current talks focuses on Observability in general and Distributed Tracing in particular, with an OpenTelemetry implementation. In the demo, I show how you can see the traces of a simple distributed system consisting of: the Apache APISIX API Gateway, a Kotlin app with Spring Boot, a Python app with Flask, and a Rust app with Axum. Earlier …

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Changes Included in the Stable release 23.08 of Azul Zulu Prime Builds of OpenJDK

The latest Long Term Support (LTS) version of OpenJDK was released on September 19, 2023. Below is an overview of all the combined improvements in the latest Azul Prime Builds of OpenJDK, stable release, 23.08.01.0. Azul Platform Prime is a modern, TCK-compliant Java platform based on OpenJDK. It provides consistently low response latency of your Java workloads, higher total throughput …

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How to Diagnose and Mitigate Pinning in Java’s Virtual Thread Execution

In our last article, we highlighted the impressive performance gains achieved through the use of virtual threads. However, upon diving deeper into the code, we discovered an issue caused by the jsoup library: a phenomenon known as pinning. But before we delve into solutions, let’s take a moment to understand what pinning actually is. What is Pinning? In the context …

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