查看內(nèi)存
free -mh
// h 是按照符合人閱讀的單位進(jìn)行顯示
查看硬盤(pán)
df -hl
查看最近重啟記錄
last reboot
查看最近登錄用戶(hù)
last
Default Ubuntu (with LightDM)
sudo restart lightdm
Gnome (with GDM)
sudo restart gdm
KDE (with KDM)
sudo restart kdm
Note: From 12.10, Kubuntu also uses LightDM.
For MDM (e.g. for Mint Cinnamon)
sudo restart mdm