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Understanding Garbage First Logs (Doc ID 1573946.1)

Last updated on NOVEMBER 10, 2023

Applies to:

Java SE JDK and JRE - Version 8 and later
Information in this document applies to any platform.

Purpose

To explain the garbage collection logs output by the Garbage First (G1) garbage collector.  This was taken from Poonam Bajaj's blog on 4 August 2013.  The blog post was written on 18 June 2012.

Details

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In this Document
Purpose
Details
 Option -XX:+PrintGCDetails
 Option -XX:G1PrintRegionLivenessInfo
 Option -XX:+G1PrintHeapRegions

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