/dev/nvme0n1 smartctl 7.4 2023-08-01 r5530 [x86_64-linux-6.12.43+deb13-amd64] (local build) Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: Samsung SSD 990 PRO 2TB Serial Number: -- Firmware Version: 4B2QJXD7 PCI Vendor/Subsystem ID: 0x144d IEEE OUI Identifier: 0x002538 Total NVM Capacity: 2,000,398,934,016 [2.00 TB] Unallocated NVM Capacity: 0 Controller ID: 1 NVMe Version: 2.0 Number of Namespaces: 1 Namespace 1 Size/Capacity: 2,000,398,934,016 [2.00 TB] Namespace 1 Utilization: 42,425,929,728 [42.4 GB] Namespace 1 Formatted LBA Size: 512 Namespace 1 IEEE EUI-64: 002538 ... Local Time is: Sat Sep 20 01:35:09 2025 IST 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 0 2 + 9.39W - - 2 2 2 2 0 0 3 - 0.0400W - - 3 3 3 3 4200 2700 4 - 0.0050W - - 4 4 4 4 500 21800 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: 38 Celsius Available Spare: 100% Available Spare Threshold: 10% Percentage Used: 0% Data Units Read: 1,879,739 [962 GB] Data Units Written: 6,432,692 [3.29 TB] Host Read Commands: 19,268,052 Host Write Commands: 89,615,433 Controller Busy Time: 127 Power Cycles: 957 Power On Hours: 507 Unsafe Shutdowns: 132 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Warning Comp. Temperature Time: 0 Critical Comp. Temperature Time: 0 Temperature Sensor 1: 38 Celsius Temperature Sensor 2: 39 Celsius Error Information (NVMe Log 0x01, 16 of 64 entries) No Errors Logged Read Self-test Log failed: Invalid Field in Command (0x002)