Optimizing nanosecond operations: when the CPU cache matters
A check took 29 s. Removing it saved 24 s - the rest moved to a line we didn't touch. Why?
Profiler
Runtime Code Analysis in the Age of Vibe Coding
In the era of vibe coding—where large amounts of code are introduced or refactored in short bursts, often with the help of LLMs—you need …
Unikernel: Profiling and Troubleshooting JVM on Nanos Unikernel
Profiling a Java Application Running Inside an Unikernel with JProfiler Unikernels are often associated with minimalism and tight resource …
The Art of Performance Tuning: Why Saving 30% in the Cloud Means Nothing if Your Code Wastes 1000× More
The Hidden Cost of “Good Enough” Code A few weeks ago, Kirk Pepperdine published a fascinating performance challenge — a small Java code …
Profile IntelliJ IDEA with its own profiler
Analyzing a curious bottleneck in IntelliJ IDEA using the built-in IntelliJ Profiler and several handy debugger features.
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 …
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 …