Check disk usage
df -h
Filesystem Size Used Avail Use% Mounted on
/dev/vda1 95G 82G 7.9G 92% /
Check size of Reserved block count
tune2fs -l /dev/vda1 | grep '^Reserved block count'
Reserved block count: 262143
Change Reserved block count to 0%
tune2fs -m 0 /dev/vda1
tune2fs 1.42.12 (29-Aug-2014)
Setting reserved blocks percentage to 0% (0 blocks)
tune2fs -l /dev/vda1 | grep '^Reserved block count'
Reserved block count: 0
Check disk usage
df -h
Filesystem Size Used Avail Use% Mounted on
/dev/vda1 95G 82G 13G 87% /