smartctl请参见以下外部硬盘的输出。对于属性： Offline_Uncorrectable，当前标准值小于最差值。
这怎么可能？它应该总是大于或等于最差值。不是吗？（因为较低的值表示更接近阈值）
这 12 个错误也值得关注吗？
smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.6.7-200.fc39.x86_64] (local build)
Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Elements / My Passport (USB, AF)
Device Model: WDC WD10JMVW-11AJGS0
Serial Number: WD-WXP1EA2FNZ95
LU WWN Device Id: 5 0014ee 6ae1f0806
Firmware Version: 01.01A01
User Capacity: 1,000,204,886,016 bytes [1.00 TB]
Sector Sizes: 512 bytes logical, 4096 bytes physical
Rotation Rate: 5400 rpm
Device is: In smartctl database 7.3/5563
ATA Version is: ACS-2 (minor revision not indicated)
SATA Version is: SATA 3.0, 3.0 Gb/s (current: 3.0 Gb/s)
Local Time is: Sun Dec 31 22:41:20 2023 CET
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
AAM feature is: Unavailable
APM level is: 128 (minimum power consumption without standby)
Rd look-ahead is: Enabled
Write cache is: Enabled
DSN feature is: Unavailable
ATA Security is: Disabled, NOT FROZEN [SEC1]
=== START OF READ SMART DATA SECTION ===
SMART Status not supported: Incomplete response, ATA output registers missing
SMART overall-health self-assessment test result: PASSED
Warning: This result is based on an Attribute check.
General SMART Values:
Offline data collection status: (0x80) Offline data collection activity
was never started.
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: (16800) 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: ( 188) minutes.
Conveyance self-test routine
recommended polling time: ( 5) minutes.
SCT capabilities: (0x7035) 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 FLAGS VALUE WORST THRESH FAIL RAW_VALUE
1 Raw_Read_Error_Rate POSR-K 200 200 051 - 27
3 Spin_Up_Time POS--K 175 172 021 - 2241
4 Start_Stop_Count -O--CK 099 099 000 - 1043
5 Reallocated_Sector_Ct PO--CK 200 200 140 - 0
7 Seek_Error_Rate -OSR-K 200 200 000 - 0
9 Power_On_Hours -O--CK 099 099 000 - 1107
10 Spin_Retry_Count -O--CK 100 100 000 - 0
11 Calibration_Retry_Count -O--CK 100 100 000 - 0
12 Power_Cycle_Count -O--CK 100 100 000 - 741
192 Power-Off_Retract_Count -O--CK 200 200 000 - 423
193 Load_Cycle_Count -O--CK 195 195 000 - 15743
194 Temperature_Celsius -O---K 098 091 000 - 49
196 Reallocated_Event_Count -O--CK 200 200 000 - 0
197 Current_Pending_Sector -O--CK 200 200 000 - 0
198 Offline_Uncorrectable ----CK 100 253 000 - 0
199 UDMA_CRC_Error_Count -O--CK 200 200 000 - 0
200 Multi_Zone_Error_Rate ---R-- 200 200 000 - 0
||||||_ K auto-keep
|||||__ C event count
||||___ R error rate
|||____ S speed/performance
||_____ O updated online
|______ P prefailure warning
General Purpose Log Directory Version 1
SMART Log Directory Version 1 [multi-sector log support]
Address Access R/W Size Description
0x00 GPL,SL R/O 1 Log Directory
0x01 SL R/O 1 Summary SMART error log
0x02 SL R/O 5 Comprehensive SMART error log
0x03 GPL R/O 6 Ext. Comprehensive SMART error log
0x06 SL R/O 1 SMART self-test log
0x07 GPL R/O 1 Extended self-test log
0x09 SL R/W 1 Selective self-test log
0x10 GPL R/O 1 NCQ Command Error log
0x11 GPL R/O 1 SATA Phy Event Counters log
0x80-0x9f GPL,SL R/W 16 Host vendor specific log
0xa0-0xa7 GPL,SL VS 16 Device vendor specific log
0xa8-0xb6 GPL,SL VS 1 Device vendor specific log
0xb7 GPL,SL VS 38 Device vendor specific log
0xbd GPL,SL VS 1 Device vendor specific log
0xc0 GPL,SL VS 1 Device vendor specific log
0xc1 GPL VS 93 Device vendor specific log
0xe0 GPL,SL R/W 1 SCT Command/Status
0xe1 GPL,SL R/W 1 SCT Data Transfer
SMART Extended Comprehensive Error Log Version: 1 (6 sectors)
Device Error Count: 12
CR = Command Register
FEATR = Features Register
COUNT = Count (was: Sector Count) Register
LBA_48 = Upper bytes of LBA High/Mid/Low Registers ] ATA-8
LH = LBA High (was: Cylinder High) Register ] LBA
LM = LBA Mid (was: Cylinder Low) Register ] Register
LL = LBA Low (was: Sector Number) Register ]
DV = Device (was: Device/Head) Register
DC = Device Control Register
ER = Error register
ST = Status register
Powered_Up_Time is measured from power on, and printed as
DDd+hh:mm:SS.sss where DD=days, hh=hours, mm=minutes,
SS=sec, and sss=millisec. It "wraps" after 49.710 days.
Error 12 [11] occurred at disk power-on lifetime: 533 hours (22 days + 5 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 60 29 20 40 00 Error: UNC 8 sectors at LBA = 0x00602920 = 6301984
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 60 29 20 40 00 00:00:23.890 READ DMA EXT
25 00 00 00 08 00 00 42 c9 23 b0 40 00 00:00:23.886 READ DMA EXT
25 00 00 00 08 00 00 00 63 fb 20 40 00 00:00:23.879 READ DMA EXT
25 00 00 00 08 00 00 42 c9 23 c8 40 00 00:00:23.875 READ DMA EXT
25 00 00 00 08 00 00 00 60 14 38 40 00 00:00:23.867 READ DMA EXT
Error 11 [10] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 0e 04 c3 60 40 00 Error: UNC 8 sectors at LBA = 0x0e04c360 = 235193184
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 0e 04 c3 60 40 00 00:08:52.118 READ DMA EXT
25 00 00 00 08 00 00 08 1f f7 90 40 00 00:08:52.103 READ DMA EXT
25 00 00 00 08 00 00 00 1e b3 50 40 00 00:08:52.103 READ DMA EXT
25 00 00 00 08 00 00 00 1e b3 50 40 00 00:08:52.102 READ DMA EXT
25 00 00 00 08 00 00 00 63 2e 98 40 00 00:08:52.083 READ DMA EXT
Error 10 [9] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 63 2e 98 40 00 Error: UNC 8 sectors at LBA = 0x00632e98 = 6499992
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 63 2e 98 40 00 00:08:47.956 READ DMA EXT
25 00 00 00 08 00 00 1d 50 eb 18 40 00 00:08:47.956 READ DMA EXT
25 00 00 00 08 00 00 00 61 52 d0 40 00 00:08:47.955 READ DMA EXT
25 00 00 00 08 00 00 1d 50 eb 60 40 00 00:08:47.955 READ DMA EXT
25 00 00 00 08 00 00 15 0a 4b 70 40 00 00:08:47.942 READ DMA EXT
Error 9 [8] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 63 4a 20 40 00 Error: UNC 8 sectors at LBA = 0x00634a20 = 6507040
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 63 4a 20 40 00 00:08:43.334 READ DMA EXT
25 00 00 00 08 00 00 00 63 4a 18 40 00 00:08:43.333 READ DMA EXT
25 00 00 00 08 00 00 00 63 4a 10 40 00 00:08:43.333 READ DMA EXT
25 00 00 00 08 00 00 00 63 4a 08 40 00 00:08:43.332 READ DMA EXT
25 00 00 00 08 00 00 00 63 9e 90 40 00 00:08:43.320 READ DMA EXT
Error 8 [7] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 61 56 80 40 00 Error: UNC 8 sectors at LBA = 0x00615680 = 6379136
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 61 56 80 40 00 00:08:15.374 READ DMA EXT
25 00 00 00 08 00 00 00 61 56 98 40 00 00:08:15.362 READ DMA EXT
25 00 00 00 08 00 00 0c a9 8c d0 40 00 00:08:15.361 READ DMA EXT
25 00 00 00 08 00 00 00 63 6e a8 40 00 00:08:15.361 READ DMA EXT
25 00 00 00 08 00 00 00 63 6e a0 40 00 00:08:15.360 READ DMA EXT
Error 7 [6] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 28 67 fd 18 40 00 Error: UNC 8 sectors at LBA = 0x2867fd18 = 677903640
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 28 67 fd 18 40 00 00:08:08.803 READ DMA EXT
25 00 00 00 08 00 00 00 63 48 e8 40 00 00:08:08.802 READ DMA EXT
25 00 00 00 08 00 00 28 65 dd 88 40 00 00:08:08.784 READ DMA EXT
25 00 00 00 08 00 00 00 63 48 c8 40 00 00:08:08.783 READ DMA EXT
25 00 00 00 08 00 00 0f 97 03 58 40 00 00:08:08.782 READ DMA EXT
Error 6 [5] occurred at disk power-on lifetime: 172 hours (7 days + 4 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 61 99 50 40 00 Error: UNC 8 sectors at LBA = 0x00619950 = 6396240
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 61 99 50 40 00 00:08:03.746 READ DMA EXT
25 00 00 00 08 00 00 00 64 08 70 40 00 00:08:03.734 READ DMA EXT
25 00 00 00 08 00 00 0f 89 e7 d8 40 00 00:08:03.719 READ DMA EXT
25 00 00 00 08 00 00 00 61 e6 48 40 00 00:08:03.718 READ DMA EXT
25 00 00 00 08 00 00 00 61 e6 40 40 00 00:08:03.715 READ DMA EXT
Error 5 [4] occurred at disk power-on lifetime: 164 hours (6 days + 20 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
04 -- 51 00 02 00 00 00 00 00 00 00 00
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
e1 00 00 00 02 00 00 00 00 00 00 00 00 00:00:18.823 IDLE IMMEDIATE
ec 00 00 00 01 00 00 00 00 00 00 00 00 00:00:18.823 IDENTIFY DEVICE
25 00 00 00 08 00 00 00 60 25 00 40 00 00:00:09.320 READ DMA EXT
25 00 00 00 80 00 00 0c 0d 18 00 40 00 00:00:09.303 READ DMA EXT
25 00 00 00 08 00 00 0c 0d 18 18 40 00 00:00:09.302 READ DMA EXT
Error 4 [3] occurred at disk power-on lifetime: 135 hours (5 days + 15 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 60 08 30 40 00 Error: UNC 8 sectors at LBA = 0x00600830 = 6293552
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 60 08 30 40 00 00:00:04.383 READ DMA EXT
25 00 00 00 08 00 00 0f 94 7c 90 40 00 00:00:04.383 READ DMA EXT
25 00 00 00 08 00 00 00 00 b7 b8 40 00 00:00:04.381 READ DMA EXT
25 00 00 00 08 00 00 00 00 b5 e0 40 00 00:00:04.363 READ DMA EXT
25 00 00 00 01 00 00 0f 94 7c 88 40 00 00:00:04.362 READ DMA EXT
Error 3 [2] occurred at disk power-on lifetime: 131 hours (5 days + 11 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 00 60 09 40 40 00 Error: UNC 8 sectors at LBA = 0x00600940 = 6293824
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 00 60 09 40 40 00 01:33:36.857 READ DMA EXT
25 00 00 00 08 00 00 00 63 84 48 40 00 01:33:33.715 READ DMA EXT
25 00 00 00 08 00 00 00 63 84 40 40 00 01:33:32.592 READ DMA EXT
25 00 00 00 08 00 00 0c a8 49 b0 40 00 01:33:32.589 READ DMA EXT
25 00 00 00 08 00 00 0c a8 49 a8 40 00 01:33:32.574 READ DMA EXT
Error 2 [1] occurred at disk power-on lifetime: 129 hours (5 days + 9 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 08 00 00 07 b6 60 48 40 00 Error: UNC 8 sectors at LBA = 0x07b66048 = 129392712
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 08 00 00 07 b6 60 48 40 00 00:47:36.995 READ DMA EXT
25 00 00 00 08 00 00 0c 16 5f 08 40 00 00:47:36.994 READ DMA EXT
25 00 00 00 08 00 00 0c 16 5f 08 40 00 00:47:35.743 READ DMA EXT
25 00 00 00 08 00 00 06 7e 4a 48 40 00 00:47:34.327 READ DMA EXT
25 00 00 00 08 00 00 00 60 58 70 40 00 00:47:34.317 READ DMA EXT
Error 1 [0] occurred at disk power-on lifetime: 128 hours (5 days + 8 hours)
When the command that caused the error occurred, the device was active or idle.
After command completion occurred, registers were:
ER -- ST COUNT LBA_48 LH LM LL DV DC
-- -- -- == -- == == == -- -- -- -- --
40 -- 51 00 28 00 00 04 80 1b 88 40 00 Error: UNC 40 sectors at LBA = 0x04801b88 = 75504520
Commands leading to the command that caused the error were:
CR FEATR COUNT LBA_48 LH LM LL DV DC Powered_Up_Time Command/Feature_Name
-- == -- == -- == == == -- -- -- -- -- --------------- --------------------
25 00 00 00 28 00 00 04 80 1b 78 40 00 00:02:58.299 READ DMA EXT
25 00 00 00 20 00 00 04 78 d7 d0 40 00 00:02:58.288 READ DMA EXT
25 00 00 00 08 00 00 00 60 1f 40 40 00 00:02:58.268 READ DMA EXT
25 00 00 00 08 00 00 00 60 1f 08 40 00 00:02:58.247 READ DMA EXT
25 00 00 00 08 00 00 1e ed 91 d8 40 00 00:02:58.229 READ DMA EXT
SMART Extended Self-test Log Version: 1 (1 sectors)
Num Test_Description Status Remaining LifeTime(hours) LBA_of_first_error
# 1 Extended offline Completed without error 00% 1107 -
# 2 Short offline Completed without error 00% 837 -
# 3 Conveyance offline Completed without error 00% 795 -
# 4 Conveyance offline Completed without error 00% 377 -
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.
SCT Status Version: 3
SCT Version (vendor specific): 258 (0x0102)
Device State: Active (0)
Current Temperature: 48 Celsius
Power Cycle Min/Max Temperature: 21/53 Celsius
Lifetime Min/Max Temperature: 20/56 Celsius
Under/Over Temperature Limit Count: 0/0
Vendor specific:
03 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
SCT Temperature History Version: 2
Temperature Sampling Period: 1 minute
Temperature Logging Interval: 1 minute
Min/Max recommended Temperature: 0/60 Celsius
Min/Max Temperature Limit: -41/85 Celsius
Temperature History Size (Index): 128 (81)
Index Estimated Time Temperature Celsius
82 2023-12-31 20:34 50 *******************************
83 2023-12-31 20:35 51 ********************************
... ..( 11 skipped). .. ********************************
95 2023-12-31 20:47 51 ********************************
96 2023-12-31 20:48 52 *********************************
... ..( 16 skipped). .. *********************************
113 2023-12-31 21:05 52 *********************************
114 2023-12-31 21:06 53 **********************************
... ..( 10 skipped). .. **********************************
125 2023-12-31 21:17 53 **********************************
126 2023-12-31 21:18 52 *********************************
127 2023-12-31 21:19 52 *********************************
0 2023-12-31 21:20 51 ********************************
1 2023-12-31 21:21 50 *******************************
2 2023-12-31 21:22 49 ******************************
3 2023-12-31 21:23 48 *****************************
4 2023-12-31 21:24 48 *****************************
5 2023-12-31 21:25 48 *****************************
6 2023-12-31 21:26 47 ****************************
... ..( 30 skipped). .. ****************************
37 2023-12-31 21:57 47 ****************************
38 2023-12-31 21:58 48 *****************************
... ..( 42 skipped). .. *****************************
81 2023-12-31 22:41 48 *****************************
SCT Error Recovery Control command not supported
Device Statistics (GP/SMART Log 0x04) not supported
SATA Phy Event Counters (GP Log 0x11)
ID Size Value Description
0x0001 2 0 Command failed due to ICRC error
0x0002 2 0 R_ERR response for data FIS
0x0003 2 0 R_ERR response for device-to-host data FIS
0x0004 2 0 R_ERR response for host-to-device data FIS
0x0005 2 0 R_ERR response for non-data FIS
0x0006 2 0 R_ERR response for device-to-host non-data FIS
0x0007 2 0 R_ERR response for host-to-device non-data FIS
0x0008 2 0 Device-to-host non-data FIS retries
0x0009 2 1 Transition from drive PhyRdy to drive PhyNRdy
0x000a 2 1 Device-to-host register FISes sent due to a COMRESET
0x000b 2 0 CRC errors within host-to-device FIS
0x000f 2 0 R_ERR response for host-to-device data FIS, CRC
0x0012 2 0 R_ERR response for host-to-device non-data FIS, CRC
0x8000 4 11541 Vendor specific
答案1
SMART 属性 198 在输出中显示为“Offline_Uncorrectable”，也称为 无法纠正的扇区数。
这里的“值”和“最差”项毫无意义，您更应该查看其原始值。由于该值为零，因此您可以放心，您的磁盘没有无法纠正的扇区错误并且状况良好。