Thanks for the memory
Understanding how the JVM uses native memory on AIX by Andrew Hall, IBM UK
Summary: Running out of Java™ heap isn't the only cause of a
http://www.ibm.com/developerworks/aix/library/j-nativememory-aix/index.html
java.lang.OutOfMemoryError. If native memory runs out, OutOfMemoryErrors that your normal debugging techniques won't be able to solve can occur. This article explains what native memory is, how the Java runtime uses it, what running out of it looks like, and how to debug a native OutOfMemoryError on AIX®.http://www.ibm.com/developerworks/aix/library/j-nativememory-aix/index.html