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        <pre wrap="">The help in gsmartcontrol says a value of 0 for SSD_Life_Left means the
drive is dying yet smartctl says the overall-health is good.
Why doesn't keep logs of the self tests?

SMART overall-health self-assessment test result: PASSED
231 SSD_Life_Left           0x0013   100   100   010    Pre-fail  Always
      -       0
SMART Error Log not supported
SMART Self-test Log not supported



smartctl 6.6 2016-05-31 r4324 [x86_64-linux-4.10.0-33-generic] (local build)
Copyright (C) 2002-16, Bruce Allen, Christian Franke, <a class="moz-txt-link-abbreviated" href="http://www.smartmontools.org">www.smartmontools.org</a>

=== START OF INFORMATION SECTION ===
Model Family:     SandForce Driven SSDs
Device Model:     OCZ-VERTEX3
Serial Number:    OCZ-45A1W9X0I9798NNC
LU WWN Device Id: 5 e83a97 ef0619604
Firmware Version: 2.25
User Capacity:    90,028,302,336 bytes [90.0 GB]
Sector Size:      512 bytes logical/physical
Rotation Rate:    Solid State Device
Device is:        In smartctl database [for details use: -P show]
ATA Version is:   ATA8-ACS, ACS-2 T13/2015-D revision 3
SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is:    Wed Sep 13 13:43:43 2017 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:  (0x02) Offline data collection activity
                                        was completed without error.
                                        Auto Offline Data Collection: Disabled.
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:                (    0) 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:        (  48) minutes.
Conveyance self-test routine
recommended polling time:        (   2) minutes.
SCT capabilities:              (0x0021) SCT Status 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   120   120   050    Pre-fail  Always
      -       0/0
  5 Retired_Block_Count     0x0033   100   100   003    Pre-fail  Always
      -       0
  9 Power_On_Hours_and_Msec 0x0032   080   080   000    Old_age   Always
      -       18161h+31m+11.470s
 12 Power_Cycle_Count       0x0032   099   099   000    Old_age   Always
      -       1139
171 Program_Fail_Count      0x0032   000   000   000    Old_age   Always
      -       0
172 Erase_Fail_Count        0x0032   000   000   000    Old_age   Always
      -       0
174 Unexpect_Power_Loss_Ct  0x0030   000   000   000    Old_age
Offline      -       210
177 Wear_Range_Delta        0x0000   000   000   000    Old_age
Offline      -       0
181 Program_Fail_Count      0x0032   000   000   000    Old_age   Always
      -       0
182 Erase_Fail_Count        0x0032   000   000   000    Old_age   Always
      -       0
187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always
      -       0
194 Temperature_Celsius     0x0022   030   030   000    Old_age   Always
      -       30 (Min/Max 30/30)
195 ECC_Uncorr_Error_Count  0x001c   100   100   000    Old_age
Offline      -       0/0
196 Reallocated_Event_Count 0x0033   100   100   003    Pre-fail  Always
      -       0
201 Unc_Soft_Read_Err_Rate  0x001c   100   100   000    Old_age
Offline      -       0/0
204 Soft_ECC_Correct_Rate   0x001c   100   100   000    Old_age
Offline      -       0/0
230 Life_Curve_Status       0x0013   100   100   000    Pre-fail  Always
      -       100
231 SSD_Life_Left           0x0013   100   100   010    Pre-fail  Always
      -       0
233 SandForce_Internal      0x0000   000   000   000    Old_age
Offline      -       614
234 SandForce_Internal      0x0032   000   000   000    Old_age   Always
      -       1133
241 Lifetime_Writes_GiB     0x0032   000   000   000    Old_age   Always
      -       1133
242 Lifetime_Reads_GiB      0x0032   000   000   000    Old_age   Always
      -       1771

SMART Error Log not supported

SMART Self-test Log not supported

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.
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