smartmontools

2nd smartctl

kohsuke@cabbage:~$ date; sudo smartctl -a /dev/sda
Tue Sep 11 18:23:11 UTC 2012
smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

Device: ADAPTEC  RAID-5           Version: 3B05
Device type: disk
Transport protocol: Parallel SCSI (SPI-4)
Local Time is: Tue Sep 11 18:23:11 2012 UTC
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK

Current Drive Temperature:     31 C
Current start stop count:      291 times

Error counter log:
           Errors Corrected by           Total   Correction     Gigabytes    Total
               ECC          rereads/    errors   algorithm      processed    uncorrected
           fast | delayed   rewrites  corrected  invocations   [10^9 bytes]  errors
read:       3799        0         0         0          0          0.177           0
write:         0        0         0         0          0          0.046           0

Non-medium error count:        4

Last n error events log page
No self-tests have been logged
Long (extended) Self Test duration: 5760 seconds [96.0 minutes]

e2fsck

kohsuke@cabbage:~$ sudo e2fsck -n /dev/sda2
e2fsck 1.41.11 (14-Mar-2010)
Warning!  /dev/sda2 is mounted.
Warning: skipping journal recovery because doing a read-only filesystem check.
/dev/sda2 contains a file system with errors, check forced.
Pass 1: Checking inodes, blocks, and sizes
Deleted inode 393985 has zero dtime.  Fix? no

Inodes that were part of a corrupted orphan linked list found.  Fix? no

Inode 394078 was part of the orphaned inode list.  IGNORED.
Inode 394079 was part of the orphaned inode list.  IGNORED.
Inode 394080 was part of the orphaned inode list.  IGNORED.
Inode 394081 was part of the orphaned inode list.  IGNORED.
Pass 2: Checking directory structure
Pass 3: Checking directory connectivity
Pass 4: Checking reference counts
Pass 5: Checking group summary information
Free blocks count wrong (3690865, counted=3689113).
Fix? no

Inode bitmap differences:  -393985 -(394078--394081)
Fix? no

Free inodes count wrong (1132455, counted=1132095).
Fix? no


/dev/sda2: ********** WARNING: Filesystem still has errors **********

/dev/sda2: 90537/1222992 files (0.6% non-contiguous), 1191567/4882432 blocks

smartctl

kohsuke@cabbage:~$ date; sudo smartctl -a /dev/sda
Tue Sep 11 18:17:55 UTC 2012
smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/

Device: ADAPTEC  RAID-5           Version: 3B05
Device type: disk
Transport protocol: Parallel SCSI (SPI-4)
Local Time is: Tue Sep 11 18:17:55 2012 UTC
Device supports SMART and is Enabled
Temperature Warning Enabled
SMART Health Status: OK

Current Drive Temperature:     30 C
Current start stop count:      291 times

Error counter log:
           Errors Corrected by           Total   Correction     Gigabytes    Total
               ECC          rereads/    errors   algorithm      processed    uncorrected
           fast | delayed   rewrites  corrected  invocations   [10^9 bytes]  errors
read:       3622        0         0         0          0          0.150           0
write:         0        0         0         0          0          0.045           0

Non-medium error count:        4

Last n error events log page
No self-tests have been logged
Long (extended) Self Test duration: 5760 seconds [96.0 minutes]