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Code Block
    JAVA_OPTS=-XX:MaxPermSize=128MB128m

OR

Code Block
    CATALINA_OPTS=-XX:MaxPermSize=128MB128m

The above example sets the maximum PermGen memory to 128MB.

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Note

Please note that you can obviously set both Tomcat's Heap space and PermGen Space together similar to:
CATALINA_OPTS=-Xmx512m -Xms512m -XX:MaxPermSize=128MB128m

Give the Command Line Tools More Memory

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Code Block
    JAVA_OPTS=-XX:MaxPermSize=128MB128m

This is especially useful for big batch jobs.

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