Tech/OSS/SMART

Self-Monitoring, Analysis and Reporting Technology (SMART)

Storage device inspection and reporting stuffs.

Usage

Find a device with lsblk and then use smartctl to get info.

# lsblk 
NAME                  MAJ:MIN RM   SIZE RO TYPE  MOUNTPOINTS
nvme0n1               259:0    0 238.5G  0 disk  
├─nvme0n1p1           259:1    0   512M  0 part  /boot/efi
├─nvme0n1p2           259:2    0   488M  0 part  /boot
└─nvme0n1p3           259:3    0 237.5G  0 part  
  └─nvme0n1p3_crypt   254:0    0 237.5G  0 crypt 
    ├─mini--vg-root   254:1    0 236.5G  0 lvm   /
    └─mini--vg-swap_1 254:2    0   980M  0 lvm   [SWAP]
# smartctl --all /dev/nvme0n1
smartctl 7.3 2022-02-28 r5338 [x86_64-linux-6.1.0-41-amd64] (local build)
Copyright (C) 2002-22, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Number:                       WDC PC SN730 SDBQNTY-256G-1001
Serial Number:                      19493E808428
Firmware Version:                   11130101
PCI Vendor/Subsystem ID:            0x15b7
IEEE OUI Identifier:                0x001b44
Total NVM Capacity:                 256,060,514,304 [256 GB]
Unallocated NVM Capacity:           0
Controller ID:                      8215
NVMe Version:                       1.3
Number of Namespaces:               1
Namespace 1 Size/Capacity:          256,060,514,304 [256 GB]
Namespace 1 Formatted LBA Size:     512
Namespace 1 IEEE EUI-64:            001b44 8b469a42b5
Local Time is:                      Fri Jan 16 10:36:59 2026 MST
Firmware Updates (0x14):            2 Slots, no Reset required
Optional Admin Commands (0x0017):   Security Format Frmw_DL Self_Test
Optional NVM Commands (0x005f):     Comp Wr_Unc DS_Mngmt Wr_Zero Sav/Sel_Feat Timestmp
Log Page Attributes (0x1e):         Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg Pers_Ev_Lg
Maximum Data Transfer Size:         128 Pages
Warning  Comp. Temp. Threshold:     84 Celsius
Critical Comp. Temp. Threshold:     88 Celsius
Namespace 1 Features (0x02):        NA_Fields

Supported Power States
St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
 0 +     5.00W       -        -    0  0  0  0        0       0
 1 +     3.50W       -        -    1  1  1  1        0       0
 2 +     3.00W       -        -    2  2  2  2        0       0
 3 -   0.0700W       -        -    3  3  3  3     4000   10000
 4 -   0.0025W       -        -    4  4  4  4     4000   40000

Supported LBA Sizes (NSID 0x1)
Id Fmt  Data  Metadt  Rel_Perf
 0 +     512       0         2
 1 -    4096       0         1

=== START OF SMART DATA SECTION ===
SMART overall-health self-assessment test result: PASSED

SMART/Health Information (NVMe Log 0x02)
Critical Warning:                   0x00
Temperature:                        46 Celsius
Available Spare:                    100%
Available Spare Threshold:          10%
Percentage Used:                    8%
Data Units Read:                    29,135,751 [14.9 TB]
Data Units Written:                 30,478,786 [15.6 TB]
Host Read Commands:                 633,927,972
Host Write Commands:                1,013,002,221
Controller Busy Time:               1,383
Power Cycles:                       2,937
Power On Hours:                     23,073
Unsafe Shutdowns:                   162
Media and Data Integrity Errors:    0
Error Information Log Entries:      5
Warning  Comp. Temperature Time:    0
Critical Comp. Temperature Time:    0

Error Information (NVMe Log 0x01, 16 of 256 entries)
No Errors Logged