1 CTL_KERN 2 CTL_VM 3 CTL_NET 4 CTL_PROC 5 CTL_FS 6 CTL_DEBUG 7 CTL_DEV 8 CTL_BUS 9 CTL_ABI 10 CTL_CPU 11 CTL_ARLAN 12 CTL_S390DBF 13 CTL_SUNRPC 14 CTL_PM 15 CTL_FRV 16