Df - lh
Filesystem Size, informs the Avail
/dev/vda1 738 g 178 g to 523 g

Occasionally found 2 + the Avail is not equal to the Size, less 38 g space, is this the way it is

CodePudding user response:

Ext file system, including however, ext3, corruption will be the default set aside 5% of disk space, leaving the root user maintenance system or key log recording system using

Can through the tune2fs - l/dev/sdb1 view, each block 4 k

Can pass the tune2fs -r blocknum/dev/sdb1 modify the room