Runtime Code Analysis in the Age of Vibe Coding
Table of Contents What Makes This DifferentThe Gap in Java ToolingThe Original ProblemWhy Existing Tools Don't FitHow I Ended Up Building ThisA Real-World BugHow the Bug AppearedWhy It Was Hard to SpotThe Key Insight: Frequency ≠ Resource ConsumptionHow It WorksInstrumentationThe ...
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Unikernel: Profiling and Troubleshooting JVM on Nanos Unikernel
Table of Contents Profiling a Java Application Running Inside an Unikernel with JProfilerExplanationDirsArgsRunConfigBaseVolumeSzWhat this command doesInstrumentation PhaseFinal StateProfiling a Java Application Running Inside an Unikernel with JProfiler Unikernels are often associated with minimalism and tight resource control. But can we …
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The Art of Performance Tuning: Why Saving 30% in the Cloud Means Nothing if Your Code Wastes 1000× More
Table of Contents The Hidden Cost of “Good Enough” CodeA Quick Reality Check – Programming Languages and EnergyLet’s see how good am I with performance analysisStep One – Exceptions as LogicStep Two – The RegExp TrapStep Three – Let the …
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Profile IntelliJ IDEA with its own profiler
Table of Contents The problemRecreate the environmentIntelliJ ProfilerAnalyzing the reportWhy such huge difference?The fix?Share the snapshotOther languages: Español 한국어 Português 中文 Just like my previous post, this one is going to be slightly meta. Obviously, you can use IntelliJ IDEA …
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How to profile a performance issue using Spring Boot profiling tools
Profiling performance issues and establishing robust monitoring and observability are critical for maintaining the health and efficiency of your Spring Boot application.
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9 Best Java Profilers to Use in 2024
In this article, I will share why my team decided to start a Java profiler, the list of profilers we found that are suited for profiling Java apps, and how to analyze the data from the profiler to draw conclusions faster.
