JD Retail Technology
Sep 11, 2023 · Backend Development
Diagnosing and Resolving a Java Application Memory Leak During Load Testing
During a load test of a Java 1.6 application on a CentOS server, memory usage climbed from 20% to 100% after an hour of 300‑concurrent requests, prompting a detailed investigation that identified off‑heap leaks caused by GZIP compression in a JimDB client and led to fixes such as upgrading the JDK and avoiding unnecessary compression.
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