$ sudo smartctl -a /dev/sda
[sudo] password for drunkenvicar:
smartctl 7.5 2025-04-30 r5714 [x86_64-linux-6.18.13-330.current] (local build)
Copyright (C) 2002-25, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Samsung based SSDs
Device Model: SAMSUNG MZ7LN128HCHP-000L1
Serial Number: S1ZMNXAGB04953
LU WWN Device Id: 5 002538 d00000000
Firmware Version: EMT04L0Q
User Capacity: 128,035,676,160 bytes [128 GB]
Sector Size: 512 bytes logical/physical
Rotation Rate: Solid State Device
TRIM Command: Available
Device is: In smartctl database 7.5/5706
ATA Version is: ACS-2, ATA8-ACS T13/1699-D revision 4c
SATA Version is: SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is: Sun Mar 1 18:13:33 2026 MST
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: FAILED!
Drive failure expected in less than 24 hours. SAVE ALL DATA.
See vendor-specific Attribute list for failed Attributes.
General SMART Values:
Offline data collection status: (0x00) Offline data collection activity
was never started.
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: (0x53) SMART execute Offline immediate.
Auto Offline data collection on/off support.
Suspend Offline collection upon new
command.
No 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: ( 2) minutes.
Extended self-test routine
recommended polling time: ( 64) minutes.
SCT capabilities: (0x003d) SCT Status supported.
SCT Error Recovery Control supported.
SCT Feature Control supported.
SCT Data Table supported.
SMART Attributes Data Structure revision number: 1
Vendor Specific SMART Attributes with Thresholds:
ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE
5 Reallocated_Sector_Ct 0x0033 100 100 010 Pre-fail Always - 0
9 Power_On_Hours 0x0032 091 091 000 Old_age Always - 41828
12 Power_Cycle_Count 0x0032 096 096 000 Old_age Always - 3476
170 Unused_Rsvd_Blk_Ct_Chip 0x0032 100 100 010 Old_age Always - 0
171 Program_Fail_Count_Chip 0x0032 100 100 010 Old_age Always - 0
172 Erase_Fail_Count_Chip 0x0032 100 100 010 Old_age Always - 0
173 Wear_Leveling_Count 0x0033 075 075 005 Pre-fail Always - 531
174 Unexpect_Power_Loss_Ct 0x0032 099 099 000 Old_age Always - 452
178 Used_Rsvd_Blk_Cnt_Chip 0x0013 100 100 010 Pre-fail Always - 0
180 Unused_Rsvd_Blk_Cnt_Tot 0x0013 100 100 010 Pre-fail Always - 394
184 End-to-End_Error 0x0033 096 096 097 Pre-fail Always FAILING_NOW 4
187 Uncorrectable_Error_Cnt 0x0032 100 100 000 Old_age Always - 0
194 Temperature_Celsius 0x0032 067 042 000 Old_age Always - 33
199 CRC_Error_Count 0x003e 099 099 000 Old_age Always - 274
233 Media_Wearout_Indicator 0x0013 073 073 000 Pre-fail Always - 12322864
241 Total_LBAs_Written 0x0032 099 099 000 Old_age Always - 29558
242 Total_LBAs_Read 0x0032 099 099 000 Old_age Always - 104707
249 NAND_Writes_1GiB 0x0032 099 099 000 Old_age Always - 67984
SMART Error Log Version: 1
No Errors Logged
Warning! SMART Self-Test Log Structure error: invalid SMART checksum.
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% 32675 -
Warning! SMART Selective Self-Test Log Structure error: invalid SMART checksum.
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
255 0 65535 Read_scanning was never started
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.
The above only provides legacy SMART information - try ‘smartctl -x’ for more
–”Drive failure expected in less than 24 hours” – I feel like Snake Plissken now…