# smartctl -P show /dev/sda smartctl 7.2 2020-07-11 r5076 [x86_64-linux-5.4.0-42-generic] (CircleCI) Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org Drive found in smartmontools Database. Drive identity strings: MODEL: Samsung SSD 840 Series FIRMWARE: DXT08B0Q match smartmontools Drive Database entry: MODEL REGEXP: SAMSUNG SSD PM800 .*GB|SAMSUNG SSD PM810 .*GB [cut due to length] FIRMWARE REGEXP: .* MODEL FAMILY: Samsung based SSDs ATTRIBUTE OPTIONS: 170 Unused_Rsvd_Blk_Ct_Chip 171 Program_Fail_Count_Chip 172 Erase_Fail_Count_Chip 173 Wear_Leveling_Count 174 Unexpect_Power_Loss_Ct 187 Uncorrectable_Error_Cnt 191 Unknown_Samsung_Attr 195 ECC_Error_Rate 199 CRC_Error_Count 201 Supercap_Status 202 Exception_Mode_Status 234 Unknown_Samsung_Attr 235 POR_Recovery_Count 236 Unknown_Samsung_Attr 237 Unknown_Samsung_Attr 238 Unknown_Samsung_Attr 243 SATA_Downshift_Ct 244 Thermal_Throttle_St 245 Timed_Workld_Media_Wear 246 Timed_Workld_RdWr_Ratio 247 Timed_Workld_Timer 249 Unknown_Samsung_Attr 250 SATA_Iface_Downshift 251 NAND_Writes