Filesystem                        1K-blocks     Used Available Use% Mounted on
/dev/mapper/vg_mailserver-lv_root  10639612  1961180   8137968  20% /
tmpfs                                380080        0    380080   0% /dev/shm
/dev/vda1                            495844    34535    435709   8% /boot
/dev/vdb                           18577596 12228028   5405752  70% /home
