Welcome to GC Plots

On this website you can upload Java JVM Garbage Collector (GC) logs and view graphs about the GC activities. This may help you troubleshoot memory issue and tune your application for various reason such as performance and stability. We currently have ZGC analyzer but plan to add others.

ZGC Log Analyzer

The Z Garbage Collector (ZGC) is a scalable low-latency garbage collector designed to meet the following goals:

This tool analyzes ZGC logs to help visualize garbage collection patterns, including allocation stalls, minor collections, and major collections. Upload your ZGC log file below to get started. We currently only support generational ZGC.