[smartmontools-support] SSD temperature

[James]

I ran smartctl once and it said had a temperature problem.
I ran it again and it said it is fine.
Do Samsung 980s have any known problems with temperatures?


$ sudo smartctl -a /dev/nvme0
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.15.0-46-generic] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Number:                       Samsung SSD 980 500GB
Serial Number:                      S64ENU0T708170P
Firmware Version:                   2B4QFXO7
PCI Vendor/Subsystem ID:            0x144d
IEEE OUI Identifier:                0x002538
Total NVM Capacity:                 500,107,862,016 [500 GB]
Unallocated NVM Capacity:           0
Controller ID:                      5
NVMe Version:                       1.4
Number of Namespaces:               1
Namespace 1 Size/Capacity:          500,107,862,016 [500 GB]
Namespace 1 Utilization:            361,868,726,272 [361 GB]
Namespace 1 Formatted LBA Size:     512
Namespace 1 IEEE EUI-64:            002538 d721a6b16c
Local Time is:                      Fri Aug 26 22:10:53 2022 EDT
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 (0x0f):         S/H_per_NS Cmd_Eff_Lg Ext_Get_Lg 
Telmtry_Lg
Maximum Data Transfer Size:         512 Pages
Warning  Comp. Temp. Threshold:     82 Celsius
Critical Comp. Temp. Threshold:     85 Celsius
Namespace 1 Features (0x10):        NP_Fields

Supported Power States
St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
  0 +     5.24W       -        -    0  0  0  0        0       0
  1 +     4.49W       -        -    1  1  1  1        0       0
  2 +     2.19W       -        -    2  2  2  2        0     500
  3 -   0.0500W       -        -    3  3  3  3      210    1200
  4 -   0.0050W       -        -    4  4  4  4     1000    9000

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: FAILED!
- temperature is above or below threshold

SMART/Health Information (NVMe Log 0x02)
Critical Warning: 0x02
Temperature:                        84 Celsius
Available Spare: 100%
Available Spare Threshold: 10%
Percentage Used: 0%
Data Units Read:                    860,095 [440 GB]
Data Units Written:                 783,159 [400 GB]
Host Read Commands:                 62,328,293
Host Write Commands:                1,007,138
Controller Busy Time:               14
Power Cycles:                       1
Power On Hours:                     1
Unsafe Shutdowns:                   0
Media and Data Integrity Errors:    0
Error Information Log Entries:      0
Warning  Comp. Temperature Time:    6
Critical Comp. Temperature Time:    0
Temperature Sensor 1:               84 Celsius
Temperature Sensor 2:               37 Celsius
Thermal Temp. 2 Transition Count:   15
Thermal Temp. 2 Total Time:         321

Error Information (NVMe Log 0x01, 16 of 64 entries)
No Errors Logged


$ sudo smartctl -a /dev/nvme0
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.15.0-46-generic] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Number:                       Samsung SSD 980 500GB
Serial Number:                      S64ENU0T708170P
Firmware Version:                   2B4QFXO7
PCI Vendor/Subsystem ID:            0x144d
IEEE OUI Identifier:                0x002538
Total NVM Capacity:                 500,107,862,016 [500 GB]
Unallocated NVM Capacity:           0
Controller ID:                      5
NVMe Version:                       1.4
Number of Namespaces:               1
Namespace 1 Size/Capacity:          500,107,862,016 [500 GB]
Namespace 1 Utilization:            361,867,874,304 [361 GB]
Namespace 1 Formatted LBA Size:     512
Namespace 1 IEEE EUI-64:            002538 d721a6b16c
Local Time is:                      Fri Aug 26 22:12:15 2022 EDT
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 (0x0f):         S/H_per_NS Cmd_Eff_Lg Ext_Get_Lg 
Telmtry_Lg
Maximum Data Transfer Size:         512 Pages
Warning  Comp. Temp. Threshold:     82 Celsius
Critical Comp. Temp. Threshold:     85 Celsius
Namespace 1 Features (0x10):        NP_Fields

Supported Power States
St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
  0 +     5.24W       -        -    0  0  0  0        0       0
  1 +     4.49W       -        -    1  1  1  1        0       0
  2 +     2.19W       -        -    2  2  2  2        0     500
  3 -   0.0500W       -        -    3  3  3  3      210    1200
  4 -   0.0050W       -        -    4  4  4  4     1000    9000

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:                        31 Celsius
Available Spare:                    100%
Available Spare Threshold:          10%
Percentage Used:                    0%
Data Units Read:                    860,095 [440 GB]
Data Units Written:                 783,181 [400 GB]
Host Read Commands:                 62,328,293
Host Write Commands:                1,009,210
Controller Busy Time:               14
Power Cycles:                       1
Power On Hours:                     1
Unsafe Shutdowns:                   0
Media and Data Integrity Errors:    0
Error Information Log Entries:      0
Warning  Comp. Temperature Time:    6
Critical Comp. Temperature Time:    0
Temperature Sensor 1:               31 Celsius
Temperature Sensor 2:               37 Celsius
Thermal Temp. 2 Transition Count:   15
Thermal Temp. 2 Total Time:         322

Error Information (NVMe Log 0x01, 16 of 64 entries)
No Errors Logged