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If you are seeing "java.lang.OutOfMemoryError: PermGen space" errors, this is a sure sign that Tomcat is running out PermGen Memory. (More info on PermGen Space: http://blogs.sun.com/fkieviet/entry/classloader_leaks_the_dreaded_java
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To increase the amount of PermGen memory available to Tomcat (default=64MB), use either the JAVA_OPTS or CATALINA_OPTS environment variable, e.g:
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For more hints/tips with PostgreSQL configurations and performance tuning, see also: |