Most observability conversations start with the three pillars: traces, logs, and metrics. They’re worth defining precisely, because each answers a different question. Trace: tells you what happened to ...

Same bytecode → runs on Windows, Linux, Mac… 🔹 JRE (Java Runtime Environment) JRE provides everything needed to RUN Java applications. It contains: JVM Required libraries Runtime support files So if ...

JQF has been successful in discovering a number of bugs in widely used open-source software such as OpenJDK, Apache Maven and the Google Closure Compiler. Binary fuzzing tools like AFL and libFuzzer ...

Hermes already shows that JavaScript can move parsing and bytecode generation ahead of startup. But AOT bytecode is not the same as a fully planned runtime. Dynamic values, object mutation, heap ...

Debugging and monitoring distributed systems can be a challenge. Aeron has been designed in an open fashion so that much of its internal state can be observed during operation. By taking an open ...

I am an associate professor in the School of Computer Science at Carnegie Mellon University. My current interests are in software engineering for software systems with ML components (or teaching ...