Heap Dump Analyzer Online 💫

The visualization was beautiful and terrifying. A sunburst of objects—millions of them—radiating from a single root. Normally, a healthy heap looks like a forest canopy. This one looked like a tumor.

Inside: 7.4 million instances. Each one holding a HashMap of user preferences, a Date for last access, and—strangely—a byte[] that contained the user’s profile picture. Every. Single. Session. heap dump analyzer online

“Found it,” she whispered.