http://blogs.computerworld.com/16997/oracle_rips_red_hat_and_sort_of_launches_a_new_linux To be precise, Oracle claims its more than 75 percent faster, as shown by Online Transaction Processing (OLTP) performance tests; 200 percent faster at InfiniBand messaging; and is 137 percent faster at solid state disk access than a "Red Hat Compatible Kernel." -- //www.freelists.org/webpage/oracle-l