October 29, 20178 yr Hi, i have Sandisk SDD and i'm wondering, if someone can help me interpret some specific SMART attributes - 166-169, 230, 232.. === START OF INFORMATION SECTION === Model Family: Marvell based SanDisk SSDs Device Model: SanDisk SDSSDXPS240G Serial Number: 152270401386 LU WWN Device Id: 5 001b44 e7f9aeb6a Firmware Version: X21200RL User Capacity: 240,057,409,536 bytes [240 GB] Sector Size: 512 bytes logical/physical Rotation Rate: Solid State Device Form Factor: 2.5 inches Device is: In smartctl database [for details use: -P show] ATA Version is: ACS-2 T13/2015-D revision 3 SATA Version is: SATA 3.2, 6.0 Gb/s (current: 3.0 Gb/s) Local Time is: Sat Oct 28 13:52:17 2017 UTC SMART support is: Available - device has SMART capability. SMART support is: Enabled === START OF READ SMART DATA SECTION === SMART Status not supported: Incomplete response, ATA output registers missing SMART overall-health self-assessment test result: PASSED Warning: This result is based on an Attribute check. General SMART Values: Offline data collection status: (0x00) Offline data collection activity was never started. Auto Offline Data Collection: Disabled. Self-test execution status: ( 0) The previous self-test routine completed without error or no self-test has ever been run. Total time to complete Offline data collection: ( 0) seconds. Offline data collection capabilities: (0x11) SMART execute Offline immediate. No Auto Offline data collection support. Suspend Offline collection upon new command. No Offline surface scan supported. Self-test supported. No Conveyance Self-test supported. No Selective Self-test supported. SMART capabilities: (0x0003) Saves SMART data before entering power-saving mode. Supports SMART auto save timer. Error logging capability: (0x01) Error logging supported. General Purpose Logging supported. Short self-test routine recommended polling time: ( 2) minutes. Extended self-test routine recommended polling time: ( 10) minutes. SMART Attributes Data Structure revision number: 4 Vendor Specific SMART Attributes with Thresholds: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 5 Reallocated_Sector_Ct 0x0032 100 100 --- Old_age Always - 0 9 Power_On_Hours 0x0032 253 100 --- Old_age Always - 1203 12 Power_Cycle_Count 0x0032 100 100 --- Old_age Always - 37 166 Min_W/E_Cycle 0x0032 100 100 --- Old_age Always - 1 167 Min_Bad_Block/Die 0x0032 100 100 --- Old_age Always - 43 168 Maximum_Erase_Cycle 0x0032 100 100 --- Old_age Always - 126 169 Total_Bad_Block 0x0032 100 100 --- Old_age Always - 721 171 Program_Fail_Count 0x0032 100 100 --- Old_age Always - 0 172 Erase_Fail_Count 0x0032 100 100 --- Old_age Always - 0 173 Avg_Write/Erase_Count 0x0032 100 100 --- Old_age Always - 24 174 Unexpect_Power_Loss_Ct 0x0032 100 100 --- Old_age Always - 35 184 End-to-End_Error 0x0032 100 100 --- Old_age Always - 0 187 Reported_Uncorrect 0x0032 100 100 --- Old_age Always - 0 188 Command_Timeout 0x0032 100 100 --- Old_age Always - 0 194 Temperature_Celsius 0x0022 084 033 --- Old_age Always - 16 (Min/Max 15/33) 199 SATA_CRC_Error 0x0032 100 100 --- Old_age Always - 0 212 SATA_PHY_Error 0x0032 100 100 --- Old_age Always - 0 230 Perc_Write/Erase_Count 0x0032 100 100 --- Old_age Always - 80 232 Perc_Avail_Resrvd_Space 0x0033 100 100 004 Pre-fail Always - 100 233 Total_NAND_Writes_GiB 0x0032 100 100 --- Old_age Always - 6426 241 Total_Writes_GiB 0x0030 253 253 --- Old_age Offline - 399 242 Total_Reads_GiB 0x0030 253 253 --- Old_age Offline - 1805 244 Thermal_Throttle 0x0032 000 100 --- Old_age Always - 0 SMART Error Log Version: 1 No Errors Logged SMART Self-test log structure revision number 1 No self-tests have been logged. [To run self-tests, use: smartctl -t] Selective Self-tests/Logging not supported
October 30, 20178 yr SSDs are harder to interpret since most use some non-standard attributes, yours looks fine to me, in my experience when Sandisk SSDs have problems you usually can see them on the attribute 187 (reported_uncorrect).
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