Filesystem      1K-blocks       Used Available Use% Mounted on
/dev/sda5        27745148    4793484  21535628  19% /
none                    4          0         4   0% /sys/fs/cgroup
udev              1019352          4   1019348   1% /dev
tmpfs              205536       1160    204376   1% /run
none                 5120          0      5120   0% /run/lock
none              1027668        824   1026844   1% /run/shm
none               102400         44    102356   1% /run/user
/dev/sdb1      1465136000 1154439700 310696300  79% /media/carlos/Respaldo
/dev/sda4        87537488   59187684  28349804  68% /media/carlos/Archivos