memory diagnostics

Analyzing out-of-memory exceptions caused by overly aggressive logging

As a performance architect I conduct many performance tests against Java Enterprise apps, analyzing performance, scalability and stability issues of the application under load. One of our recent tests was against an application that kept crashing with “Out of Memory Exceptions” whenever we ran our JMeter-based Load Tests. Typically, the first thought in such a case is usually: this is probably a memory leak! In this blog I’ll walk through the steps taken to analyze the … read more