Filesystem                   1K-blocks      Used Available Use% Mounted on
udev                          16407716         0  16407716   0% /dev
tmpfs                          3287796      3612   3284184   1% /run
/dev/mapper/ubuntu--vg-root  172233584  91812468  72754008  56% /
tmpfs                         16438972    222316  16216656   2% /dev/shm
tmpfs                             5120         4      5116   1% /run/lock
tmpfs                         16438972         0  16438972   0% /sys/fs/cgroup
/dev/sdb1                    461360136 176465332 261435952  41% /var/lib/mysql
/dev/sdc1                   1442015292 486242168 882499884  36% /media/wdblack
/dev/sda1                       542334    150901    363443  30% /boot
tmpfs                          3287792        56   3287736   1% /run/user/1000
tmpfs                          3287792         0   3287792   0% /run/user/122
tmpfs                          3287792         0   3287792   0% /run/user/1