lexaiden@lexserv01 ~> sudo badblocks -vsw -t 0xAA -t 0x55 -b 4096 -c 2048 /dev/sdb [sudo] password for lexaiden: Checking for bad blocks in read-write mode From block 0 to 1953506645 Testing with pattern 0xaa: done Reading and comparing: done Testing with pattern 0x55: done Reading and comparing: done Pass completed, 0 bad blocks found. (0/0/0 errors) lexaiden@lexserv01 ~> sudo smartctl -AiH --log=error /dev/sdb [sudo] password for lexaiden: smartctl 7.5 2025-04-30 r5714 [x86_64-linux-6.12.68-1-MANJARO] (local build) Copyright (C) 2002-25, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Family: Western Digital Red (CMR) Device Model: WDC WD80EZZX-11CSGA0 Serial Number: R6G5P6MY LU WWN Device Id: 5 000cca 263c2957d Firmware Version: 83.H0A03 User Capacity: 8,001,563,222,016 bytes [8.00 TB] Sector Sizes: 512 bytes logical, 4096 bytes physical Rotation Rate: 5400 rpm Form Factor: 3.5 inches Device is: In smartctl database 7.5/5706 ATA Version is: ACS-2, ATA8-ACS T13/1699-D revision 4 SATA Version is: SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s) Local Time is: Thu Feb 19 11:53:02 2026 CET SMART support is: Available - device has SMART capability. SMART support is: Enabled === START OF READ SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED SMART Attributes Data Structure revision number: 16 Vendor Specific SMART Attributes with Thresholds: ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE 1 Raw_Read_Error_Rate 0x000b 100 100 016 Pre-fail Always - 0 2 Throughput_Performance 0x0005 131 131 054 Pre-fail Offline - 116 3 Spin_Up_Time 0x0007 149 149 024 Pre-fail Always - 442 (Average 443) 4 Start_Stop_Count 0x0012 100 100 000 Old_age Always - 57 5 Reallocated_Sector_Ct 0x0033 100 100 005 Pre-fail Always - 0 7 Seek_Error_Rate 0x000b 100 100 067 Pre-fail Always - 0 8 Seek_Time_Performance 0x0005 128 128 020 Pre-fail Offline - 18 9 Power_On_Hours 0x0012 100 100 000 Old_age Always - 3585 10 Spin_Retry_Count 0x0013 100 100 060 Pre-fail Always - 0 12 Power_Cycle_Count 0x0032 100 100 000 Old_age Always - 56 22 Helium_Level 0x0023 100 100 025 Pre-fail Always - 100 192 Power-Off_Retract_Count 0x0032 100 100 000 Old_age Always - 209 193 Load_Cycle_Count 0x0012 100 100 000 Old_age Always - 209 194 Temperature_Celsius 0x0002 187 187 000 Old_age Always - 32 (Min/Max 21/40) 196 Reallocated_Event_Count 0x0032 100 100 000 Old_age Always - 0 197 Current_Pending_Sector 0x0022 100 100 000 Old_age Always - 0 198 Offline_Uncorrectable 0x0008 100 100 000 Old_age Offline - 0 199 UDMA_CRC_Error_Count 0x000a 200 200 000 Old_age Always - 4 SMART Error Log Version: 1 ATA Error Count: 4 CR = Command Register [HEX] FR = Features Register [HEX] SC = Sector Count Register [HEX] SN = Sector Number Register [HEX] CL = Cylinder Low Register [HEX] CH = Cylinder High Register [HEX] DH = Device/Head Register [HEX] DC = Device Command Register [HEX] ER = Error register [HEX] ST = Status register [HEX] Powered_Up_Time is measured from power on, and printed as DDd+hh:mm:SS.sss where DD=days, hh=hours, mm=minutes, SS=sec, and sss=millisec. It "wraps" after 49.710 days. Error 4 occurred at disk power-on lifetime: 3497 hours (145 days + 17 hours) When the command that caused the error occurred, the device was active or idle. After command completion occurred, registers were: ER ST SC SN CL CH DH -- -- -- -- -- -- -- 84 43 00 00 00 00 00 Error: ICRC, ABRT at LBA = 0x00000000 = 0 Commands leading to the command that caused the error were: CR FR SC SN CL CH DH DC Powered_Up_Time Command/Feature_Name -- -- -- -- -- -- -- -- ---------------- -------------------- 61 08 68 00 15 40 40 08 00:09:39.287 WRITE FPDMA QUEUED 61 08 80 00 65 55 40 08 00:09:39.245 WRITE FPDMA QUEUED 61 08 78 00 1d 40 40 08 00:09:39.245 WRITE FPDMA QUEUED 61 08 70 00 19 40 40 08 00:09:39.245 WRITE FPDMA QUEUED 61 08 60 00 0c 00 40 08 00:09:39.245 WRITE FPDMA QUEUED Error 3 occurred at disk power-on lifetime: 3497 hours (145 days + 17 hours) When the command that caused the error occurred, the device was active or idle. After command completion occurred, registers were: ER ST SC SN CL CH DH -- -- -- -- -- -- -- 84 43 00 00 00 00 00 Error: ICRC, ABRT at LBA = 0x00000000 = 0 Commands leading to the command that caused the error were: CR FR SC SN CL CH DH DC Powered_Up_Time Command/Feature_Name -- -- -- -- -- -- -- -- ---------------- -------------------- 61 08 d8 50 2a 81 40 08 00:09:15.354 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:09:15.274 FLUSH CACHE EXT ea 00 00 00 00 00 a0 08 00:09:10.777 FLUSH CACHE EXT 61 01 c0 78 2a 81 40 08 00:09:10.776 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:09:10.776 FLUSH CACHE EXT Error 2 occurred at disk power-on lifetime: 3497 hours (145 days + 17 hours) When the command that caused the error occurred, the device was active or idle. After command completion occurred, registers were: ER ST SC SN CL CH DH -- -- -- -- -- -- -- 84 43 00 00 00 00 00 Error: ICRC, ABRT at LBA = 0x00000000 = 0 Commands leading to the command that caused the error were: CR FR SC SN CL CH DH DC Powered_Up_Time Command/Feature_Name -- -- -- -- -- -- -- -- ---------------- -------------------- 61 01 60 78 2a 81 40 08 00:08:55.812 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:08:55.726 FLUSH CACHE EXT ea 00 00 00 00 00 a0 08 00:08:55.723 FLUSH CACHE EXT 61 08 40 50 2a 81 40 08 00:08:55.722 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:08:55.722 FLUSH CACHE EXT Error 1 occurred at disk power-on lifetime: 3497 hours (145 days + 17 hours) When the command that caused the error occurred, the device was active or idle. After command completion occurred, registers were: ER ST SC SN CL CH DH -- -- -- -- -- -- -- 84 43 00 00 00 00 00 Error: ICRC, ABRT at LBA = 0x00000000 = 0 Commands leading to the command that caused the error were: CR FR SC SN CL CH DH DC Powered_Up_Time Command/Feature_Name -- -- -- -- -- -- -- -- ---------------- -------------------- 61 08 30 50 2a 81 40 08 00:08:54.782 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:08:54.734 FLUSH CACHE EXT ea 00 00 00 00 00 a0 08 00:08:54.732 FLUSH CACHE EXT 61 01 18 78 2a 81 40 08 00:08:54.732 WRITE FPDMA QUEUED ea 00 00 00 00 00 a0 08 00:08:54.731 FLUSH CACHE EXT