There are many tools and method to test process's memory footprint. And any test method or tool to test driver module's memory footprint? Thank you very much. Rgds and Thanks, Xiaokang,Qin -- To unsubscribe from this list: send the line "unsubscribe linux-modules" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html