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GC easy – Universal Java GC Log Analyser

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Java GC Logs

HOW TO INVOKE GC LOGS ANALYSIS API THROUGH POSTMAN

GCeasy provides powerful REST API to analyze Java GC logs. This API can be used for application monitoring, analyzing code quality during CI/CD pipeline, proactive production monitoring, and several other purposes. This document walks through the steps involved in invoking this REST API through the Postman tool.

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WORD/POWERPOINT/EXCEL OR GC/THREAD/HEAP DUMPS

If you want to learn about the architecture of the application, performance characteristics of the application, effectiveness of the engineering organization – lot of times (if not all the times), we will look at the Word documents, PowerPoint decks, Excel spreadsheets that have been put together by the engineers/managers/executives of that application. In these artifacts truth can be exaggerated, truth can be untold, truth can be misstated. In some cases, it can even contain lie. What do we mean by it?

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HOW TO ENABLE JAVA 9 GC LOGS?

GC logs are vital artifacts to troubleshoot memory/CPU related problems and optimize applications performance. In Sep 2017, the much-awaited java 9 got released. In this release, GC logging is re-implemented using Unified GC logging framework (JEP 271). Unified logging framework is a new initiative to introduce a common logging systems for all components of JVM (ompiler, gc, classload, metaspace, svc, jfr, …).

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WHAT IS GARBAGE COLLECTION LOG? HOW TO ENABLE & ANALYZE?

Garbage collection has more profound impact on the application in contrary to what most engineers think. In order to optimize memory and garbage collection settings and to troubleshoot memory-related problems, one has to analyze Garbage Collection logs.

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