history
> .bash_history
history
ps -ef
netstat  -anlp
ifconfig
ifconfig
ll /lib/modules/
ls -l /lib/modules/
dpkg -l | grep linux
ls -l /boot/
cat /etc/udev/rules.d/70-persistent-cd.rules
ifconfig -a
ps axf
uname -r
uname -a
ls -l
pwd
df -h
cat /etc/default/grub
ll
cat /etc/default/rcS
date
cat /etc/timezone
cat /etc/inittab
vim /etc/inittab
cat /etc/default/rcS
ll /etc/localtime
ls -l /etc/localtime
ls -l /usr/share/zoneinfo/Asia/Shanghai
cat /etc/default/rcS
history
ps -ef
shutdown  -h now