MyPerf4J

Free, no-code-change Java APM agent for high-concurrency, low-latency applications.

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MyPerf4J is a free, high-performance Java APM agent built for high-concurrency, low-latency applications, using bytecode instrumentation so it requires zero application code changes. It records response times with extremely low per-call overhead and minimal memory impact, aimed at Java teams who need to locate performance bottlenecks in latency-sensitive services.

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