Yeah it does get quite hot and I live in a dry dusty climate with cats, A cleaning is something I think it needs regardless. I actually got the suggestion elsewhere for disk health and using smartctl I got this but I had just turned it on to perform the test:

Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Model Number:                       SAMSUNG MZVL21T0HCLR-00BL2
Serial Number:                      S64NNF0W102956
Firmware Version:                   CL1QGXA7
PCI Vendor/Subsystem ID:            0x144d
IEEE OUI Identifier:                0x002538
Total NVM Capacity:                 1,024,209,543,168 [1.02 TB]
Unallocated NVM Capacity:           0
Controller ID:                      6
NVMe Version:                       1.3
Number of Namespaces:               1
Namespace 1 Size/Capacity:          1,024,209,543,168 [1.02 TB]
Namespace 1 Utilization:            975,972,904,960 [975 GB]
Namespace 1 Formatted LBA Size:     512
Namespace 1 IEEE EUI-64:            002538 b131b883e3
Local Time is:                      Thu Oct 22 07:40:49 2026 CDT
Firmware Updates (0x16):            3 Slots, no Reset required
Optional Admin Commands (0x0017):   Security Format Frmw_DL Self_Test
Optional NVM Commands (0x0057):     Comp Wr_Unc DS_Mngmt Sav/Sel_Feat Timestmp
Log Page Attributes (0x0e):         Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg
Maximum Data Transfer Size:         128 Pages
Warning  Comp. Temp. Threshold:     76 Celsius
Critical Comp. Temp. Threshold:     87 Celsius

Supported Power States
St Op     Max   Active     Idle   RL RT WL WT  Ent_Lat  Ex_Lat
 0 +     8.37W       -        -    0  0  0  0        0       0
 1 +     8.37W       -        -    1  1  1  1        0     200
 2 +     8.37W       -        -    2  2  2  2        0     200
 3 -   0.0500W       -        -    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:                        33 Celsius
Available Spare:                    100%
Available Spare Threshold:          10%
Percentage Used:                    4%
Data Units Read:                    101,262,490 [51.8 TB]
Data Units Written:                 76,489,619 [39.1 TB]
Host Read Commands:                 1,032,812,917
Host Write Commands:                1,764,682,616
Controller Busy Time:               16,337
Power Cycles:                       20,206
Power On Hours:                     2,606
Unsafe Shutdowns:                   311
Media and Data Integrity Errors:    0
Error Information Log Entries:      0
Warning  Comp. Temperature Time:    0
Critical Comp. Temperature Time:    0
Temperature Sensor 1:               33 Celsius
Temperature Sensor 2:               31 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
Num  Test_Description  Status                       Power_on_Hours  Failing_LBA  NSID Seg SCT Code
 0   Short             Completed without error                 944            -     -   -   -    -
 1   Short             Completed without error                 939            -     -   -   -    -```