Beyond the Stack Trace: Real-time Virtual Thread Pinning Detection with JFR Streaming
java
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Beyond the Stack Trace: Real-time Virtual Thread Pinning Detection with JFR Streaming In 2026, if you are still relying on post-mortem heap dumps to solve latency spikes, you are already behind the curve. Carrier thread exhaustion due to silent pinning is the primary killer of high-throughput Java services, and you need to catch it before your throughput hits zero. Why Most Developers Get This Wrong The -Djdk.tracePinnedThreads Trap: Relying on standard out logging is u