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

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)