In binary 1703936 has THREE bits set, supporting my thesis that this
Attribute is a bitmask:
1703936 = binary 110100000000000000000
65536 = binary 000010000000000000000
On Tue, 16 Dec 2008, Justin Piszcz wrote:
>
>
> On Tue, 16 Dec 2008, Bruce Allen wrote:
>
>> Just a comment that the raw value of Reported_Uncorrect (65536) is exactly
>> 2^16. This probably indicates that it's a bitmask, with bit 16 set. For all
>> we know, this bit might indicate 'everything ok'!
>>
>> If you are concerned about the drives, I would suggest that you start running
>> regular extended self-tests. The drive is about 2 1/2 years old but has only
>> had four short self-tests in its entire life, two of which were when it was 0
>> and 1 hour old.
>>
>> I would suggest that you run extended self-tests about once per week.
>>
>> Cheers,
>> Bruce
>
> Thanks Bruce, here is the second disk in the RAID-1:
>
> 187 Reported_Uncorrect 0x0032 253 253 000 Old_age Always - 1703936
>
> Was curious if you knew any details about this value?
>
> smartctl version 5.38 [i686-pc-linux-gnu] Copyright (C) 2002-8 Bruce Allen
> Home page is http://smartmontools.sourceforge.net/
>
> === START OF INFORMATION SECTION ===
> Model Family: SAMSUNG SpinPoint P120 series
> Device Model: SAMSUNG SP2504C
> Serial Number: [ .. ]
> Firmware Version: VT100-48
> User Capacity: 250,000,000,000 bytes
> Device is: In smartctl database [for details use: -P show]
> ATA Version is: 7
> ATA Standard is: ATA/ATAPI-7 T13 1532D revision 4a
> Local Time is: Mon Dec 15 18:25:07 2008 EST
>
> ==> WARNING: May need -F samsung3 enabled; see manual for details.
>
> 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: (0x02) Offline data collection activity
> was completed without error.
> Auto Offline Data Collection: Disabled.
> Self-test execution status: ( 241) Self-test routine in progress...
> 10% of test remaining.
> Total time to complete Offline
> data collection: (4965) seconds.
> Offline data collection
> capabilities: (0x5b) SMART execute Offline immediate.
> Auto Offline data collection on/off support.
> Suspend Offline collection upon new
> command.
> Offline surface scan supported.
> Self-test supported.
> No 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: ( 82) minutes.
> SCT capabilities: (0x003f) 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 0x000f 100 100 051 Pre-fail Always - 37
> 3 Spin_Up_Time 0x0007 253 253 025 Pre-fail Always - 6336
> 4 Start_Stop_Count 0x0032 100 100 000 Old_age Always - 478
> 5 Reallocated_Sector_Ct 0x0033 253 253 010 Pre-fail Always - 0
> 7 Seek_Error_Rate 0x000e 253 253 000 Old_age Always - 0
> 8 Seek_Time_Performance 0x0024 253 253 000 Old_age Offline - 0
> 9 Power_On_Hours 0x0032 100 100 000 Old_age Always - 18227
> 10 Spin_Retry_Count 0x0032 253 253 000 Old_age Always - 0
> 11 Calibration_Retry_Count 0x0012 253 253 000 Old_age Always - 0
> 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 270
> 187 Reported_Uncorrect 0x0032 253 253 000 Old_age Always - 1703936
> 190 Airflow_Temperature_Cel 0x0022 127 100 000 Old_age Always - 37
> 194 Temperature_Celsius 0x0022 127 100 000 Old_age Always - 37
> 195 Hardware_ECC_Recovered 0x001a 100 100 000 Old_age Always - 134229034
> 196 Reallocated_Event_Count 0x0032 253 253 000 Old_age Always - 0
> 197 Current_Pending_Sector 0x0012 253 253 000 Old_age Always - 0
> 198 Offline_Uncorrectable 0x0030 253 253 000 Old_age Offline - 0
> 199 UDMA_CRC_Error_Count 0x003e 200 200 000 Old_age Always - 0
> 200 Multi_Zone_Error_Rate 0x000a 100 100 000 Old_age Always - 0
> 201 Soft_Read_Error_Rate 0x000a 100 100 000 Old_age Always - 0
> 202 TA_Increase_Count 0x0032 253 253 000 Old_age Always - 0
>
> 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 Short offline Completed without error 00% 18227 -
> # 2 Short captive Completed without error 00% 7253 -
> # 3 Short offline Completed without error 00% 1 -
> # 4 Short offline Completed without error 00% 0 -
>
> SMART Selective Self-Test Log Data Structure Revision Number (0) should be 1
> SMART Selective self-test log data structure revision number 0
> Warning: ATA Specification requires 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.
>
>
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