Explain the common Elasticsearch exceptions occurred when indexing new documents, with sample messages, analysis, suggestions and external resources for further investigation.
Basic information about garbage collection (GC) in Elasticsearch, including the default garbage collector used, JVM options, GC logging, and more.
How does discovery work in Elasticsearch? This article explains different mechanisms of discovery, the key settings, fault detection, related logs, and more.
Wrap Elasticsearch client response into CompletableFuture in Java for Elasticsearch transport client or Java high level REST client.
Release note of Vavr Jackson 1.0.0 Alpha 3.
Why do we need CompletableFuture? What is its strength compared to synchronous code and classic future in Java? How to remember its APIs?
How to write a new actor in Akka in Java? This post explains actor creation, message reception, and testing.
How to handle exception in CompletableFuture? This article explains the difference between handle(), whenComplete(), and exceptionally().
173 post articles, 22 pages.