Per-Åke Minborg, consulting member of technical staff, Java Core Libraries at Oracle, presented Function and Memory Access in Pure Java at JavaOne 2025.Minborg kicked off his presentation with an ...

In this article, we look at the HotSpot Java Virtual Machine, and its implementation in the OpenJDK, both from a VM perspective and also in terms of its interaction with the Java class libraries. BT.

Allocating a Java object therefore frequently allocates numerous ... The reason this does not work is because the serialization layout is only a remote reflection of the true in-memory layout.

Object references and memory. The Java virtual machine (JVM) can take advantage of the way primitives are handled to optimize how it stores, retrieves, and operates on them. In particular, if the ...