error when running spark from oozie launcher

[tkg_cangkul]

hi i try to submit job spark with oozie. but i've got one problem here.
when i submit the same job. sometimes my job succeed but sometimes my 
job was failed.

i've got this error message when the job was failed :

org.apache.spark.launcher.CommandBuilderUtils.addPermGenSizeOpt(Ljava/util/List;)V

anyone can help me to solve this? i've try to set -XX:MaxPermSize=512m  
-XX:PermSize=256m in spark.driver.extraJavaOptions properties but this 
not help enough for me.