My Oracle Support Banner

Is the Size of the Metaspace in GC Logs Being Reported Correctly? (Doc ID 2135835.1)

Last updated on JULY 04, 2018

Applies to:

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

Symptoms

If you use the following JVM options:  -XX:MetaspaceSize=384m -XX:MaxMetaspaceSize=384m -XX:+PrintGCDetails;  you should see the size of the metaspace reported in the GC log.

Here's an example entry from a GC log:

Why is the metaspace capacity being reported as ~1.3G when we have the metaspace size configured with a fixed size at 384m?

Changes

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.