Filesystem     Type      Size  Used Avail Use% Mounted on
/dev/sda1      ext4      451G  3.9G  424G   1% /
udev           devtmpfs  3.9G   12K  3.9G   1% /dev
tmpfs          tmpfs     1.6G  920K  1.6G   1% /run
none           tmpfs     5.0M     0  5.0M   0% /run/lock
none           tmpfs     3.9G   76K  3.9G   1% /run/shm
/dev/sdb2      vfat      100M   22M   78M  22% /boot/efi
/dev/sdc1      vfat       31G  698M   30G   3% /media/PENDRIVE