[mythtv-users] OT: 3 week old HDD "Clicking" ??
John Drescher
drescherjm at gmail.com
Mon May 4 19:25:04 UTC 2009
> The problem is that they actually re-use smart values for things other
> then what is standard, for example, my 7200.10 uses
> Raw_Read_Error_Rate, Hardware_ECC_Recovered, and Seek_Error_Rate not
> as they are intended to be, so smartctl reports massive error numbers
> for those parameters, but they're meaningless. Personally, I'm a fan
> of knowing when I'm getting raw reads or seek errors...
>
I have noticed that. No way my drives have 56475295 raw read errors.
Well at least I hope not!
datastore3 ~ # smartctl --all /dev/sda
smartctl version 5.38 [x86_64-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
Home page is http://smartmontools.sourceforge.net/
=== START OF INFORMATION SECTION ===
Model Family: Seagate Barracuda 7200.11
Device Model: ST3500320AS
Serial Number: 9QM23HGS
Firmware Version: SD15
User Capacity: 500,107,862,016 bytes
Device is: In smartctl database [for details use: -P show]
ATA Version is: 8
ATA Standard is: ATA-8-ACS revision 4
Local Time is: Mon May 4 15:22:22 2009 EDT
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: ( 0) The previous self-test routine completed
without error or no self-test has ever
been run.
Total time to complete Offline
data collection: ( 634) 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: ( 1) minutes.
Extended self-test routine
recommended polling time: ( 118) minutes.
Conveyance self-test routine
recommended polling time: ( 2) minutes.
SCT capabilities: (0x103b) SCT Status supported.
SCT Feature Control supported.
SCT Data Table supported.
SMART Attributes Data Structure revision number: 10
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE
UPDATED WHEN_FAILED RAW_VALUE
1 Raw_Read_Error_Rate 0x000f 113 100 006 Pre-fail
Always - 56475295
3 Spin_Up_Time 0x0003 095 091 000 Pre-fail
Always - 0
4 Start_Stop_Count 0x0032 100 100 020 Old_age
Always - 45
5 Reallocated_Sector_Ct 0x0033 100 100 036 Pre-fail
Always - 0
7 Seek_Error_Rate 0x000f 075 060 030 Pre-fail
Always - 34106471
9 Power_On_Hours 0x0032 096 096 000 Old_age
Always - 3767
10 Spin_Retry_Count 0x0013 100 100 097 Pre-fail
Always - 1
12 Power_Cycle_Count 0x0032 100 100 020 Old_age
Always - 43
184 Unknown_Attribute 0x0032 100 100 099 Old_age
Always - 0
187 Reported_Uncorrect 0x0032 100 100 000 Old_age
Always - 0
188 Unknown_Attribute 0x0032 100 090 000 Old_age
Always - 60130459754
189 High_Fly_Writes 0x003a 043 043 000 Old_age
Always - 57
190 Airflow_Temperature_Cel 0x0022 068 065 045 Old_age
Always - 32 (Lifetime Min/Max 31/33)
194 Temperature_Celsius 0x0022 032 040 000 Old_age
Always - 32 (0 18 0 0)
195 Hardware_ECC_Recovered 0x001a 029 028 000 Old_age
Always - 56475295
197 Current_Pending_Sector 0x0012 100 100 000 Old_age
Always - 0
198 Offline_Uncorrectable 0x0010 100 100 000 Old_age
Offline - 0
199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age
Always - 34
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 without error 00% 3029 -
# 2 Extended offline Interrupted (host reset) 00% 3027 -
# 3 Extended offline Completed without error 00% 2450 -
# 4 Short offline Completed without error 00% 12 -
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.
>
> We also don't know if Reallocated_Sector_Ct, Current_Pending_Sector,
> or Offline_Uncorrectable are valid numbers or not. Seagate only tells
> us that they don't follow specs...
>
I find that these are generally 0 although I have seen numbers from 5
to 20 on some drives for this.
John
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