My Oracle Support Banner

High Use of Virtual Memory Noted for Java Process (Doc ID 2291736.1)

Last updated on NOVEMBER 14, 2020

Applies to:

Java SE JDK and JRE - Version 6 and later
Information in this document applies to any platform.


Though the diagnostic commands referenced in this section are Unix commands, the Cause and Solution of this article apply to any platform.

A Java process takes up high virtual memory on the system level as observed by using ps command.  The ps command output shows high VM usage but the CPU usage is normal.  Pmap output shows big chunks of [anon] space unused.  There is No Java error message in this situation.



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

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

In this Document

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