linux | bash - display smart information for nvme disk drive (ssd disk drive)

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# Hint: to install `smartctl` command under Ubuntu/Debin linux use `sudo apt install smartmontools` command.


sudo smartctl -a /dev/nvme0



# Example output:
#
#     smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.8.0-54-generic] (local build)
#     Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org
#     
#     === START OF INFORMATION SECTION ===
#     Model Number:                       Samsung SSD 990 PRO 1TB
#     Serial Number:                      S1Z6N0AW766723M
#     Firmware Version:                   3B2QJXD7
#     PCI Vendor/Subsystem ID:            0x144d
#     IEEE OUI Identifier:                0x002538
#     Total NVM Capacity:                 1 000 204 886 016 [1,00 TB]
#     Unallocated NVM Capacity:           0
#     Controller ID:                      1
#     NVMe Version:                       2.0
#     Number of Namespaces:               1
#     Namespace 1 Size/Capacity:          1 000 204 886 016 [1,00 TB]
#     Namespace 1 Utilization:            996 847 964 160 [996 GB]
#     Namespace 1 Formatted LBA Size:     512
#     Namespace 1 IEEE EUI-64:            002538 473140ff87
#     Local Time is:                      Wed Feb 26 07:40:27 2025 CET
#     Firmware Updates (0x16):            3 Slots, no Reset required
#     Optional Admin Commands (0x0017):   Security Format Frmw_DL Self_Test
#     Optional NVM Commands (0x0055):     Comp DS_Mngmt Sav/Sel_Feat Timestmp
#     Log Page Attributes (0x2f):         S/H_per_NS Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg Log0_FISE_MI
#     Maximum Data Transfer Size:         512 Pages
#     Warning  Comp. Temp. Threshold:     82 Celsius
#     Critical Comp. Temp. Threshold:     85 Celsius
#     
#     Supported Power States
#     St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
#      0 +     9.39W       -        -    0  0  0  0        0       0
#      1 +     9.39W       -        -    1  1  1  1        0     200
#      2 +     9.39W       -        -    2  2  2  2        0    1000
#      3 -   0.0400W       -        -    3  3  3  3     2000    1200
#      4 -   0.0050W       -        -    4  4  4  4      500    9500
#     
#     Supported LBA Sizes (NSID 0x1)
#     Id Fmt  Data  Metadt  Rel_Perf
#      0 +     512       0         0
#     
#     === START OF SMART DATA SECTION ===
#     SMART overall-health self-assessment test result: PASSED
#     
#     SMART/Health Information (NVMe Log 0x02)
#     Critical Warning:                   0x00
#     Temperature:                        45 Celsius
#     Available Spare:                    100%
#     Available Spare Threshold:          10%
#     Percentage Used:                    0%
#     Data Units Read:                    13 481 121 [6,90 TB]
#     Data Units Written:                 15 247 858 [7,80 TB]
#     Host Read Commands:                 139 487 933
#     Host Write Commands:                214 917 733
#     Controller Busy Time:               777
#     Power Cycles:                       1 604
#     Power On Hours:                     273
#     Unsafe Shutdowns:                   11
#     Media and Data Integrity Errors:    0
#     Error Information Log Entries:      2
#     Warning  Comp. Temperature Time:    0
#     Critical Comp. Temperature Time:    0
#     Temperature Sensor 1:               45 Celsius
#     Temperature Sensor 2:               56 Celsius
#     
#     Error Information (NVMe Log 0x01, 16 of 64 entries)
#     No Errors Logged
#     
#     Self-test Log (NVMe Log 0x06)
#     Self-test status: No self-test in progress
#     No Self-tests Logged