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JVM tracing

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Cognitive Technology Team

Apr 17, 2024 · Operations

Using eBPF to Capture Complete Java Call Stacks from OpenJDK 8 JVM without Agent

The team successfully employed eBPF dynamic tracing to obtain full Java call‑stack traces from any point in an OpenJDK 8 JVM process with microsecond‑level overhead, without requiring any JVM agents, bytecode injection, or code modifications, making it suitable for production environments.

JVM tracingJavaLow overhead

0 likes · 2 min read

Using eBPF to Capture Complete Java Call Stacks from OpenJDK 8 JVM without Agent

Qunar Tech Salon

Nov 23, 2018 · Operations

BTrace: Introduction, Quick Start, and Detailed Usage Guide

This article introduces BTrace, a lightweight JVM tracing tool, explains its capabilities and limitations, provides step‑by‑step installation and configuration instructions, demonstrates example scripts for monitoring thread pools and other runtime information, and discusses usage scenarios, annotations, and related tools.

BTraceInstrumentationJVM tracing

0 likes · 17 min read

BTrace: Introduction, Quick Start, and Detailed Usage Guide