Smart test error "Failed in second segment"

Len_Nas

Cadet
Joined
Apr 14, 2014
Messages
9
So I got some new old drives I wanted to test out - 3TB HGST HUS724030ALS640 for $18 / piece and these have ~39k hours. One drive showed a smart test error "Failed in second segment" with 0 hours, though the drive ran "fine" for 39,000 hours before I got it.

After I got the drive, I did a burn in of the drive : short -> long -> badblocks -> long smart tests and I did not see any more errors. So I deployed the drive and with the first scheduled short smart test, I noticed the Smart test error "Failed in second segment" again.

Code:
SMART Self-test log
Num  Test              Status                 segment  LifeTime  LBA_first_err [SK ASC ASQ]
     Description                              number   (hours)
# 1  Background short  Failed in second segment    2   39499                 - [0x4 0x3e 0x3]
# 2  Background long   Completed                   -   39442                 - [-   -    -]
# 3  Background long   Completed                   -   39378                 - [-   -    -]
# 4  Background short  Completed                   -   39371                 - [-   -    -]
# 5  Background short  Failed in second segment    2       0                 - [0x4 0x3e 0x3]


My questions-
How can 3 smart tests not get the error and the 4th gets it again? It is not the drive that worries me (plenty of spares), but that the burn-in tests did not catch this.
Does anybody know what this error really means? Just curious, I could not find it.

I noticed @Johnny Fartpants points out that this error is not a real issue. (correction)

Full Smart
Code:
smartctl 7.0 2018-12-30 r4883 [FreeBSD 11.3-RELEASE-p7 amd64] (local build)
Copyright (C) 2002-18, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Vendor:               HGST
Product:              HUS724030ALS640
Revision:             A124
Compliance:           SPC-4
User Capacity:        3,000,592,982,016 bytes [3.00 TB]
Logical block size:   512 bytes
LU is resource provisioned, LBPRZ=0
Rotation Rate:        7200 rpm
Form Factor:          3.5 inches
Logical Unit id:      0x5000cca027c3f6f4
Serial number:        P8KGSZHW
Device type:          disk
Transport protocol:   SAS (SPL-3)
Local Time is:        Wed May 20 09:49:15 2020 EDT
SMART support is:     Available - device has SMART capability.
SMART support is:     Enabled
Temperature Warning:  Enabled

=== START OF READ SMART DATA SECTION ===
SMART Health Status: OK

Current Drive Temperature:     38 C
Drive Trip Temperature:        85 C

Manufactured in week 12 of year 2014
Specified cycle count over device lifetime:  50000
Accumulated start-stop cycles:  12
Specified load-unload count over device lifetime:  600000
Accumulated load-unload cycles:  1660
Elements in grown defect list: 0

Vendor (Seagate Cache) information
  Blocks sent to initiator = 2080889374769152

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:       2830        0         0      2830     119345     173407.046           0
write:         0        0         0         0      13163      13281.664           0
verify:    64340        0         0     64340        682       1236.761           0

Non-medium error count:        0

SMART Self-test log
Num  Test              Status                 segment  LifeTime  LBA_first_err [SK ASC ASQ]
     Description                              number   (hours)
# 1  Background short  Failed in second segment    2   39499                 - [0x4 0x3e 0x3]
# 2  Background long   Completed                   -   39442                 - [-   -    -]
# 3  Background long   Completed                   -   39378                 - [-   -    -]
# 4  Background short  Completed                   -   39371                 - [-   -    -]
# 5  Background short  Failed in second segment    2       0                 - [0x4 0x3e 0x3]

Long (extended) Self-test duration: 29637 seconds [493.9 minutes]
 
Last edited:
Joined
Jul 3, 2015
Messages
926
I noticed @Johnny Fartpants points out that this error is not a real issue.
Correction, I say it IS a real issue and go on to mention that I run thousands of these drives and therefore speak from experience. If it were my drive I'd pull it.
 
Joined
Jul 3, 2015
Messages
926
PS: you have a lot of errors coming off that drive regardless of what your SMART test says.
 

Len_Nas

Cadet
Joined
Apr 14, 2014
Messages
9
I must have misread that, thank you for the correction!

Looking at the smart data from when I just got the drive, the 'read errors corrected' did grow. So it is just more to check than the SMART Self-test log section.
 

driveburner

Cadet
Joined
Jun 6, 2022
Messages
2
I know this is really old, but this is an issue with the drive firmware on this specific model where the SMART test will only succeed if the drive is idle. I have 12 of the same drive. I updated the firmware on all of mine to A3A0 and it allows the SMART tests to succeed when the drive is in use. Here's how I updated the drives:

 

Len_Nas

Cadet
Joined
Apr 14, 2014
Messages
9
Interesting, thanks for sharing. I will give that a try, though the drive has been running "strong" with "Failed in second segment" for exactly 2 years. Though still not a good drive, it has not failed yet ...

Full Smart
Code:
smartctl 7.2 2020-12-30 r5155 [FreeBSD 12.2-RELEASE-p12 amd64] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Vendor:               HGST
Product:              HUS724030ALS640
Revision:             A124
Compliance:           SPC-4
User Capacity:        3,000,592,982,016 bytes [3.00 TB]
Logical block size:   512 bytes
LU is resource provisioned, LBPRZ=0
Rotation Rate:        7200 rpm
Form Factor:          3.5 inches
Logical Unit id:      0x5000cca027c3f6f4
Serial number:        P8KGSZHW
Device type:          disk
Transport protocol:   SAS (SPL-3)
Local Time is:        Wed Jun  8 08:42:31 2022 EDT
SMART support is:     Available - device has SMART capability.
SMART support is:     Enabled
Temperature Warning:  Enabled

=== START OF READ SMART DATA SECTION ===
SMART Health Status: OK

Current Drive Temperature:     40 C
Drive Trip Temperature:        85 C

Accumulated power on time, hours:minutes 57472:47
Manufactured in week 12 of year 2014
Specified cycle count over device lifetime:  50000
Accumulated start-stop cycles:  39
Specified load-unload count over device lifetime:  600000
Accumulated load-unload cycles:  2434
Elements in grown defect list: 0

Vendor (Seagate Cache) information
  Blocks sent to initiator = 18289901501939712

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:      34792        1         0     34793    2802537     303975.316           0
write:         0        0         0         0     419245      51934.712           0
verify:    64340        0         0     64340       4042       1236.761           0

Non-medium error count:        0

SMART Self-test log
Num  Test              Status                 segment  LifeTime  LBA_first_err [SK ASC ASQ]
     Description                              number   (hours)
# 1  Background long   Failed in second segment    2   57440                 - [0x4 0x3e 0x3]
# 2  Background short  Failed in second segment    2   57368                 - [0x4 0x3e 0x3]
# 3  Background short  Failed in second segment    2   57128                 - [0x4 0x3e 0x3]
# 4  Background long   Failed in second segment    2   57032                 - [0x4 0x3e 0x3]
# 5  Background short  Failed in second segment    2   56960                 - [0x4 0x3e 0x3]
# 6  Background short  Failed in second segment    2   56792                 - [0x4 0x3e 0x3]
# 7  Background long   Failed in second segment    2   56696                 - [0x4 0x3e 0x3]
# 8  Background short  Failed in second segment    2   56624                 - [0x4 0x3e 0x3]
# 9  Background short  Failed in second segment    2   56408                 - [0x4 0x3e 0x3]
#10  Background long   Failed in second segment    2   56312                 - [0x4 0x3e 0x3]
#11  Background short  Failed in second segment    2   56240                 - [0x4 0x3e 0x3]
#12  Background short  Failed in second segment    2   56072                 - [0x4 0x3e 0x3]
#13  Background long   Failed in second segment    2   55976                 - [0x4 0x3e 0x3]
#14  Background short  Failed in second segment    2   55904                 - [0x4 0x3e 0x3]
#15  Background short  Failed in second segment    2   55664                 - [0x4 0x3e 0x3]
#16  Background long   Failed in second segment    2   55568                 - [0x4 0x3e 0x3]
#17  Background short  Failed in second segment    2   55496                 - [0x4 0x3e 0x3]
#18  Background short  Failed in second segment    2   55329                 - [0x4 0x3e 0x3]
#19  Background long   Failed in second segment    2   55233                 - [0x4 0x3e 0x3]
#20  Background short  Failed in second segment    2   55161                 - [0x4 0x3e 0x3]

Long (extended) Self-test duration: 29637 seconds [493.9 minutes]
 

wittyet

Cadet
Joined
Jul 25, 2023
Messages
6
Interesting, I got some 4T version of the HDDs, now two of them only have 16000ish hours that behave like this.
I am looking into the possibility to flash the rom and see if it can fix the problem.
 
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