mint@mint ~ $ sudo e2fsck  -a /dev/sda5
/dev/sda5: clean, 214732/14082048 files, 13055080/56320000 blocks
mint@mint ~ $ man e2fsck
mint@mint ~ $ sudo e2fsck  -f /dev/sda5
e2fsck 1.42.9 (4-Feb-2014)
Pass 1: Checking inodes, blocks, and sizes
Error reading block 15730506 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>? yes
Force rewrite<y>? yes
Error reading block 15730507 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>? yes
Force rewrite<y>? yes
Error reading block 15731140 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>? yes
Force rewrite<y>? yes
Error reading block 15731141 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>?
/dev/sda5: e2fsck canceled.
mint@mint ~ $ sudo e2fsck  -af /dev/sda5
Error reading block 15731141 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.

/dev/sda5: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY.
	(i.e., without -a or -p options)
mint@mint ~ $ sudo e2fsck  -f /dev/sda5
e2fsck 1.42.9 (4-Feb-2014)
Pass 1: Checking inodes, blocks, and sizes
Error reading block 15731141 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>? no
Error while scanning inodes (3971584): Can't read next inode
e2fsck: aborted
mint@mint ~ $
mint@mint ~ $ sudo e2fsck  -f /dev/sda5
e2fsck 1.42.9 (4-Feb-2014)
Pass 1: Checking inodes, blocks, and sizes
Error reading block 15731141 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan.  Ignore error<y>? yes
Force rewrite<y>? yes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
/dev/sda5: 214732/14082048 files (0.4% non-contiguous), 13055080/56320000 blocks
mint@mint ~ $ sudo e2fsck  -f /dev/sda5
e2fsck 1.42.9 (4-Feb-2014)
Pass 1: Checking inodes, blocks, and sizes
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
/dev/sda5: 214732/14082048 files (0.4% non-contiguous), 13055080/56320000 blocks
mint@mint ~ $ sudo e2fsck  -a /dev/sda5
/dev/sda5: clean, 214732/14082048 files, 13055080/56320000 blocks
mint@mint ~ $ sudo e2fsck  -fa /dev/sda5
/dev/sda5: 214732/14082048 files (0.4% non-contiguous), 13055080/56320000 blocks
mint@mint ~ $ man e2
e2freefrag   e2fsck       e2fsck.conf  e2image      e2label      e2undo
mint@mint ~ $ man e2freefrag
mint@mint ~ $ ls
Desktop  Documents  Downloads  Music  Pictures  Public  Templates  Videos
mint@mint ~ $ man e2fsck
mint@mint ~ $