Gunnar Morling • 12/17/2023

Tracking Java Native Memory With JDK Flight Recorder

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This technical article details the integration of Native Memory Tracking (NMT) with JDK Flight Recorder (JFR) for monitoring Java application memory usage beyond the heap. It covers new JFR event types from Java 20+, provides a code example using Direct Byte Buffers and the Foreign Memory API, and discusses benefits for continuous monitoring and performance diagnostics.

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#performance monitoring #jvm #Java
Tracking Java Native Memory With JDK Flight Recorder

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