smartd problem

[lord_Niedzwiedz]

Nie bardzo znam się na smarcie  ;-/
Co dziennie z serwera dostaję taki komunikat:

"This message was generated by the smartd daemon running on:

    host name:  louve
    DNS domain: XXX.net

The following warning/error was logged by the smartd daemon:

Device: /dev/sdd [SAT], 3 Currently unreadable (pending) sectors

Device info:
WDC WD30EZRX-00MMMB0, S/N:WD-WCAWZ1499279, WWN:5-0014ee-25b9c49c1, 
FW:80.00A80, 3.00 TB

For details see host's SYSLOG:"

Daję:
smartctl -t long /dev/sdd
smartctl -a /dev/sdd

Po czym otrzymuję:
[root w louve.XXX.net ~]# smartctl -a /dev/sdd
smartctl 6.4 2015-06-04 r4109 [x86_64-linux-3.14.10-1] (local build)
Copyright (C) 2002-15, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Family:     Western Digital Green
Device Model:     WDC WD30EZRX-00MMMB0
Serial Number:    WD-WCAWZ1499279
LU WWN Device Id: 5 0014ee 25b9c49c1
Firmware Version: 80.00A80
User Capacity:    3,000,592,982,016 bytes [3,00 TB]
Sector Sizes:     512 bytes logical, 4096 bytes physical
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ATA8-ACS (minor revision not indicated)
SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Fri Nov 27 12:13:17 2015 CET
SMART support is: Available - device has SMART capability.
SMART support is: Enabled

=== START OF READ SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

General SMART Values:
Offline data collection status:  (0x82)    Offline data collection activity
                     was completed without error.
                     Auto Offline Data Collection: Enabled.
Self-test execution status:      ( 121)    The previous self-test 
completed having
                     the read element of the test failed.
Total time to complete Offline
data collection:         (51900) seconds.
Offline data collection
capabilities:              (0x7b) SMART execute Offline immediate.
                     Auto Offline data collection on/off support.
                     Suspend Offline collection upon new
                     command.
                     Offline surface scan supported.
                     Self-test supported.
                     Conveyance Self-test supported.
                     Selective Self-test supported.
SMART capabilities:            (0x0003)    Saves SMART data before entering
                     power-saving mode.
                     Supports SMART auto save timer.
Error logging capability:        (0x01)    Error logging supported.
                     General Purpose Logging supported.
Short self-test routine
recommended polling time:      (   2) minutes.
Extended self-test routine
recommended polling time:      ( 498) minutes.
Conveyance self-test routine
recommended polling time:      (   5) minutes.
SCT capabilities:            (0x3035)    SCT Status supported.
                     SCT Feature Control supported.
                     SCT Data Table supported.

SMART Attributes Data Structure revision number: 16
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE UPDATED  
WHEN_FAILED RAW_VALUE
   1 Raw_Read_Error_Rate     0x002f   200   200   051    Pre-fail 
Always       -       0
   3 Spin_Up_Time            0x0027   147   146   021    Pre-fail 
Always       -       9633
   4 Start_Stop_Count        0x0032   100   100   000    Old_age 
Always       -       125
   5 Reallocated_Sector_Ct   0x0033   200   200   140    Pre-fail 
Always       -       0
   7 Seek_Error_Rate         0x002e   200   200   000    Old_age 
Always       -       0
   9 Power_On_Hours          0x0032   052   052   000    Old_age 
Always       -       35409
  10 Spin_Retry_Count        0x0032   100   100   000    Old_age 
Always       -       0
  11 Calibration_Retry_Count 0x0032   100   100   000    Old_age 
Always       -       0
  12 Power_Cycle_Count       0x0032   100   100   000    Old_age 
Always       -       123
192 Power-Off_Retract_Count 0x0032   200   200   000    Old_age 
Always       -       89
193 Load_Cycle_Count        0x0032   001   001   000    Old_age 
Always       -       2073678
194 Temperature_Celsius     0x0022   126   095   000    Old_age 
Always       -       26
196 Reallocated_Event_Count 0x0032   200   200   000    Old_age 
Always       -       0
197 Current_Pending_Sector  0x0032   200   200   000    Old_age 
Always       -       3
198 Offline_Uncorrectable   0x0030   200   200   000    Old_age 
Offline      -       3
199 UDMA_CRC_Error_Count    0x0032   200   200   000    Old_age 
Always       -       0
200 Multi_Zone_Error_Rate   0x0008   200   200   000    Old_age 
Offline      -       3

SMART Error Log Version: 1
No Errors Logged

SMART Self-test log structure revision number 1
Num  Test_Description    Status                  Remaining 
LifeTime(hours)  LBA_of_first_error
# 1  Extended offline    Completed: read failure       90% 35408         
1655189241
# 2  Extended offline    Completed: read failure       90% 29310         
101097888

SMART Selective self-test log data structure revision number 1
  SPAN  MIN_LBA  MAX_LBA  CURRENT_TEST_STATUS
     1        0        0  Not_testing
     2        0        0  Not_testing
     3        0        0  Not_testing
     4        0        0  Not_testing
     5        0        0  Not_testing
Selective self-test flags (0x0):
   After scanning selected spans, do NOT read-scan remainder of disk.
If Selective self-test is pending on power-up, resume after 0 minute delay.