Memory Debugging and Watch Annotations
RAM profiling has its strengths and weaknesses. The Debugger is a complementary tool to translate obtuse statistics to actionable changes!
Shai Almog
145 articles
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Debugging Deadlocks and Race Conditions
Threading issues are a piece of cake with these simple debugger techniques. Yes, you CAN debug threads with breakpoints!
How To Modernize Legacy Code in Production
Rewriting applications is easy. Doing it while preserving compatibility... that's a bit hard. Doing it live in prod. That's the big …
Spring Transaction Debugging in Production with Lightrun
We use annotations to denote transactional behavior in modern Spring, so we have no code, no failure, no debugging... But is this true?
Debugging Collections, Streams, and Watch Renderers
Inspecting the data in the watch quickly is key to a fast and effective debugging session. Here's how you can see the data that's important!
Exception Breakpoint that Doesn't Suck and Other Use Cases
Dial your debugging skills to 11 by leveraging some of the lesser known capabilities for debugging highly complex systems such as filters!
Logging Best Practices: MDC, Ingestion, and Scale
Where should you add logs in a method? Should you log in this method? If so what should you include in the log? How to phrase the message?
Debugging JAXB Production Issues
Failures in XML parsing can happen in production when the source data changes. These are notoriously hard to debug... At least until now...
Spring Remote Code Execution Vulnerability
A new issue impacting Spring Core on Java 9 and newer could be the next Log4J. Here's what I know so far (mitigation and investigation).
Debugging Java Equals & Hashcode Performance in Production
Hashcode and equals are at the crux of many hard to nail down Java performance issues. Here's how to track these in production!