resize2fs - is used to enlarge or shrink an ext2/3/4 file system on a device
syntax
$ resize2fs [options] {device/file system name} [desired size]
To resize a extended file system
$ sudo resize2fs /dev/vda1
To forcefully resize the file system
$ sudo resize2fs -f /dev/vda1
To flush the filesystem device’s buffer caches
$ sudo resize2fs -F /dev/vda1
To shrink the filesystem to the minimum size
$ sudo resize2fs -M /dev/vda1
To prints out a percentage completion bars for each resize2fs operation
$ sudo resize2fs -p /dev/vda1
To print the minimum size of the filesystem
$ sudo resize2fs -P /dev/vda1
regards,
T.Dhanasekar