ubuntu@ubuntu:~$ sudo fsck -yv /dev/sda1
fsck from util-linux 2.20.1
e2fsck 1.42.5 (29-Jul-2012)
Error reading block 24150016 (Attempt to read block from filesystem resulted in short read). Ignore error? yes
Force rewrite? yes
Superblock has an invalid journal (inode 8).
Clear? yes
*** ext3 journal has been deleted - filesystem is now ext2 only ***
Superblock has_journal flag is clear, but a journal inode is present.
Clear? yes
/dev/sda1 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes
Journal inode is not in use, but contains data. Clear? yes
Inodes that were part of a corrupted orphan linked list found. Fix? yes
Inode 1180166 was part of the orphaned inode list. FIXED.
Inode 1181054 was part of the orphaned inode list. FIXED.
Inode 1183051 was part of the orphaned inode list. FIXED.
Deleted inode 1186231 has zero dtime. Fix? yes
Inode 3288592 was part of the orphaned inode list. FIXED.
Inode 3290907 was part of the orphaned inode list. FIXED.
Inode 3290908 was part of the orphaned inode list. FIXED.
Inode 3290910 was part of the orphaned inode list. FIXED.
Inode 3290919 was part of the orphaned inode list. FIXED.
Inode 3290925 was part of the orphaned inode list. FIXED.
Inode 3290927 was part of the orphaned inode list. FIXED.
Inode 3290947 was part of the orphaned inode list. FIXED.
Inode 3291593 was part of the orphaned inode list. FIXED.
Inode 3296604 was part of the orphaned inode list. FIXED.
Inode 3297928 was part of the orphaned inode list. FIXED.
Error reading block 15204728 (Attempt to read block from filesystem resulted in short read) while getting next inode from scan. Ignore error? yes
Force rewrite? yes
Pass 2: Checking directory structure
Entry 'cups' in /var/log (3291542) has deleted/unused inode 3806597. Clear? yes
Entry 'el' in /usr/share/gnome/help/drivemount (3676664) has deleted/unused inode 3806602. Clear? yes
Entry 'figures' in /usr/share/gnome/help/drivemount/de (3676697) has deleted/unused inode 3806601. Clear? yes
Entry 'index.db' in /var/cache/man/ru (3806534) has deleted/unused inode 3806598. Clear? yes
Entry 'index.db' in /var/cache/man/vi (3806549) has deleted/unused inode 3806594. Clear? yes
Entry 'CACHEDIR.TAG' in /var/cache/man/zh_HK (3806551) has deleted/unused inode 3806593. Clear? yes
Entry 'CACHEDIR.TAG' in /var/cache/man/zh_TW (3806552) has deleted/unused inode 3806595. Clear? yes
Entry '..' in <3806602>/<3934193> (3934193) has deleted/unused inode 3806602. Clear? yes
Entry 'libatk-wrapper-java' in /usr/share/doc (2230625) has deleted/unused inode 3806596. Clear? yes
Pass 3: Checking directory connectivity
Unconnected directory inode 3934193 (...)
Connect to /lost+found? yes
Pass 4: Checking reference counts
Inode 2230625 ref count is 1802, should be 1801. Fix? yes
Inode 3291542 ref count is 16, should be 15. Fix? yes
Inode 3676664 ref count is 22, should be 21. Fix? yes
Inode 3676697 ref count is 3, should be 2. Fix? yes
Unattached inode 3806566
Connect to /lost+found? yes
Inode 3806566 ref count is 2, should be 1. Fix? yes
Unattached inode 3806655
Connect to /lost+found? yes
Inode 3806655 ref count is 2, should be 1. Fix? yes
Unattached inode 3806961
Connect to /lost+found? yes
Inode 3806961 ref count is 2, should be 1. Fix? yes
Unattached inode 3806963
Connect to /lost+found? yes
Inode 3806963 ref count is 2, should be 1. Fix? yes
Unattached inode 3806964
Connect to /lost+found? yes
Inode 3806964 ref count is 2, should be 1. Fix? yes
Unattached inode 3806965
Connect to /lost+found? yes
Inode 3806965 ref count is 2, should be 1. Fix? yes
Unattached inode 3807742
Connect to /lost+found? yes
Inode 3807742 ref count is 2, should be 1. Fix? yes
Unattached inode 3807743
Connect to /lost+found? yes
Inode 3807743 ref count is 2, should be 1. Fix? yes
Unattached inode 3807744
Connect to /lost+found? yes
Inode 3807744 ref count is 2, should be 1. Fix? yes
Inode 3934193 ref count is 3, should be 2. Fix? yes
Pass 5: Checking group summary information
Error reading block 1025 (Attempt to read block from filesystem resulted in short read) while reading inode and block bitmaps. Ignore error? yes
Force rewrite? yes
Error reading block 1026 (Attempt to read block from filesystem resulted in short read) while reading inode and block bitmaps. Ignore error? yes
Force rewrite? yes
Block bitmap differences: +(0--9254) +(9317--9406) +(9414--9529) +(9547--9777) +(9788--9886) +(9890--9978) +(10076--10195) +(32768--33792) +(33824--33847) +(33856--34824) +(34944--35032) +(35040--35056) +(36000--36595) +(36608--36655) +(36672--36708) +(36736--38911) +(40064--40121) +(40192--40233) +(40320--40840) +(40960--42872) +(42880--43818) +(43904--43926) +(44032--44348) +(45056--47103) +(51712--51908) +(52224--52801) +(61440--64324) -(5802192--5802193) -(7902539--7902544) -(9496106--9496111) -(9496113--9496119) -(9496222--9496223) -(9496243--9496244) -(13179515--13179516) -(14734734--14734738) -(15213251--15213253) -15213364 -(15253609--15253610) -16288567 -18405619 -(18411514--18411515) -(18412774--18412775) -(18412781--18412784) -(18412795--18412797) -(18412876--18412884) -(23105080--23105082) -(24150016--24182783)
Fix? yes
Free blocks count wrong for group #177 (30980, counted=30982).
Fix? yes
Free blocks count wrong for group #241 (23537, counted=23543).
Fix? yes
Free blocks count wrong for group #289 (10989, counted=11006).
Fix? yes
Free blocks count wrong for group #402 (27367, counted=27369).
Fix? yes
Free blocks count wrong for group #449 (20197, counted=20202).
Fix? yes
Free blocks count wrong for group #464 (23749, counted=23753).
Fix? yes
Free blocks count wrong for group #465 (23530, counted=23532).
Fix? yes
Free blocks count wrong for group #497 (29585, counted=29586).
Fix? yes
Free blocks count wrong for group #561 (24353, counted=24374).
Fix? yes
Free blocks count wrong for group #705 (29703, counted=29706).
Fix? yes
Free blocks count wrong for group #737 (0, counted=32768).
Fix? yes
Free blocks count wrong (46291342, counted=46324173).
Fix? yes
Inode bitmap differences: -1180166 -1181054 -1183051 -1186231 -3288592 -(3290907--3290908) -3290910 -3290919 -3290925 -3290927 -3290947 -3291593 -3296604 -3297928 -(3806593--3806608)
Fix? yes
Free inodes count wrong for group #144 (2844, counted=2848).
Fix? yes
Free inodes count wrong for group #401 (0, counted=9).
Fix? yes
Free inodes count wrong for group #402 (3197, counted=3199).
Fix? yes
Free inodes count wrong for group #464 (1529, counted=1545).
Fix? yes
Directories count wrong for group #464 (754, counted=750).
Fix? yes
Free inodes count wrong (11914682, counted=11914713).
Fix? yes
Recreate journal? yes
Creating journal (32768 blocks): Done.
*** journal has been re-created - filesystem is now ext3 again ***
/dev/sda1: ***** FILE SYSTEM WAS MODIFIED *****
234023 inodes used (1.93%, out of 12148736)
349 non-contiguous files (0.1%)
282 non-contiguous directories (0.1%)
# of inodes with ind/dind/tind blocks: 0/0/0
Extent depth histogram: 184505/75/1
2288947 blocks used (4.71%, out of 48580352)
0 bad blocks
1 large file
145023 regular files
22928 directories
57 character device files
25 block device files
0 fifos
15 links
65975 symbolic links (49345 fast symbolic links)
6 sockets
------------
234020 files