Weblogic Smart Update (BSU) Hangs when Starting or Errors with Exception in thread “Main Thread” java.lang.OutOfMemoryError

Introduction

Solution to fix if Weblogic Smart Update (BSU) Hangs when Starting or Errors with Exception in thread “Main Thread” java.lang.OutOfMemoryError

Posted by venkatesh kumar

ISSUE:-

Weblogic Smart Update utilily getting hangs and throwing below error

2018-05-23 09:29:30,344 DEBUG [main] com.bea.plateng.patch.gui.PatchMediator – java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: GC overhead limit exceeded

java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: GC overhead limit exceeded


REASON:-

The bsu utility uses Java to initialize and it is running out of heap space.

SOLUTION:-

Windows:

1. Edit the file <WL_HOME>\utils\bsu\bsu.cmd

2. Change the setting:

set MEM_ARGS=-Xms256m -Xmx512m

to

set MEM_ARGS=-Xms1024m -Xmx1024m

3. Start bsu.cmd it should now start Oracle Smart Update

Unix / Linux:

1. Edit the file $WL_HOME/utils/bsu/bsu.sh

2. Change the setting:

MEM_ARGS=”-Xms256m -Xmx512m”

to

MEM_ARGS=”-Xms1024m -Xmx1024m”

3. Start bsu.sh it should now start Oracle Smart Update

Reference:

E-WL: Weblogic Smart Update (BSU) Hangs when Starting or Errors with Exception in thread “Main Thread” java.lang.OutOfMemoryError (Doc ID 2002949.1)