/var/log/syslog
lsmod
lspci -k
modinfo ext3
modprobe -r ext3
ls /etc/modules ls /etc/modprobe.d/ ls /etc/modules-load.d/modules.conf
cat /etc/sysctl.conf
ls /etc/sysctl.d/
/proc/sys
ls /proc/sys
abi debug dev fs kernel net sunrpc user vm
sysctl -a