Run Blocking Code in Vert.x Without Stalling the Event Loop
Blocking the Vert.x event loop with JDBC or file I/O destroys throughput. Learn when to use worker verticles and how to size the worker pool.
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Blocking the Vert.x event loop with JDBC or file I/O destroys throughput. Learn when to use worker verticles and how to size the worker pool.
In a Quarkus application that mixes RESTEasy Reactive and Hibernate ORM, the goal is to determine whether synchronous repository calls—such as PanacheRepository.save() —executed inside a @NonBlocking resource method are automatically migrated off the Vert.x event‑loop. The main constraint is that Hibernate’s JDBC interactions are inherently blocking; if they
vertx