===========================================================================================
root@mimir:~# zpool status storage-tank
pool: storage-tank
state: ONLINE
scan: resilvered 2.09M in 00:00:00 with 0 errors on Wed Nov 19 20:38:08 2025
config:
NAME STATE READ WRITE CKSUM
storage-tank ONLINE 0 0 0
raidz2-0 ONLINE 0 0 0
ata-TOSHIBA_MG08ACA16TE_Y060A1WZFVGG ONLINE 0 0 0
ata-TOSHIBA_MG08ACA16TE_Z0F0A0JFFVGG ONLINE 0 0 0
ata-TOSHIBA_MG08ACA16TE_Y060A37PFVGG ONLINE 0 0 0
ata-TOSHIBA_MG08ACA16TE_Y0E0A1GJFVGG ONLINE 0 0 0
errors: No known data errors
root@mimir:~# zpool list storage-tank
NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
storage-tank 58.2T 46.8T 11.4T - - 4% 80% 1.00x ONLINE -
===========================================================================================
root@mimir:~# ls -la /dev/disk/by-id/ | grep -E "2CHZJPHJ|2BJ0HWKN"
lrwxrwxrwx 1 root root 9 Nov 19 22:55 ata-WDC_WUH721816ALE6L4_2BJ0HWKN -> ../../sdd
lrwxrwxrwx 1 root root 9 Nov 19 22:55 ata-WDC_WUH721816ALE6L4_2CHZJPHJ -> ../../sdc
root@mimir:~# zpool attach storage-tank raidz2-0 /dev/disk/by-id/ata-WDC_WUH721816ALE6L4_2CHZJPHJ
cannot label 'sdc': try using parted(8) and then provide a specific slice: -2
Error preparing/labeling disk.
===========================================================================================
root@mimir:~# wipefs -a /dev/sdc
wipefs: /dev/sdc: cannot flush modified buffers: Remote I/O error
===========================================================================================
root@mimir:~# sgdisk --zap-all /dev/sdc
Warning! Read error 5; strange behavior now likely!
Warning! Read error 5; strange behavior now likely!
Creating new GPT entries in memory.
Warning! GPT main header not overwritten! Error is 5
Warning: The kernel is still using the old partition table.
The new table will be used at the next reboot or after you
run partprobe(8) or kpartx(8)
GPT data structures destroyed! You may now partition the disk using fdisk or
other utilities.
Warning! MBR not overwritten! Error is 5!
===========================================================================================
root@mimir:~# lsblk /dev/sdc
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS
sdc 8:32 0 14.6T 0 disk
===========================================================================================
root@mimir:~# fdisk -l /dev/sdc
fdisk: cannot open /dev/sdc: Input/output error
root@mimir:~# dmesg | grep -i -E "sdc|error" | tail -50
[ 1388.472599] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1388.473074] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1388.530716] sd 6:0:0:0: [sdc] tag#31 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1388.531189] sd 6:0:0:0: [sdc] tag#31 Sense Key : Illegal Request [current]
[ 1388.532140] sd 6:0:0:0: [sdc] tag#31 Add. Sense: Invalid command operation code
[ 1388.533083] sd 6:0:0:0: [sdc] tag#31 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1388.533556] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1388.534021] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1388.552616] sd 6:0:0:0: [sdc] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1388.553088] sd 6:0:0:0: [sdc] tag#0 Sense Key : Illegal Request [current]
[ 1388.554039] sd 6:0:0:0: [sdc] tag#0 Add. Sense: Invalid command operation code
[ 1388.554986] sd 6:0:0:0: [sdc] tag#0 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1388.555984] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1388.556461] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1397.684671] sd 6:0:0:0: [sdc] tag#1 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1397.685163] sd 6:0:0:0: [sdc] tag#1 Sense Key : Illegal Request [current]
[ 1397.686147] sd 6:0:0:0: [sdc] tag#1 Add. Sense: Invalid command operation code
[ 1397.687120] sd 6:0:0:0: [sdc] tag#1 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1397.688105] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 31 prio class 2
[ 1397.688604] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1397.733751] sd 6:0:0:0: [sdc] tag#7 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1397.734248] sd 6:0:0:0: [sdc] tag#7 Sense Key : Illegal Request [current]
[ 1397.735247] sd 6:0:0:0: [sdc] tag#7 Add. Sense: Invalid command operation code
[ 1397.736255] sd 6:0:0:0: [sdc] tag#7 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1397.737260] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1397.737779] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1397.768684] sd 6:0:0:0: [sdc] tag#9 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1397.769178] sd 6:0:0:0: [sdc] tag#9 Sense Key : Illegal Request [current]
[ 1397.770163] sd 6:0:0:0: [sdc] tag#9 Add. Sense: Invalid command operation code
[ 1397.771131] sd 6:0:0:0: [sdc] tag#9 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1397.772104] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1397.772593] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1407.897718] sd 6:0:0:0: [sdc] tag#10 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1407.898208] sd 6:0:0:0: [sdc] tag#10 Sense Key : Illegal Request [current]
[ 1407.899184] sd 6:0:0:0: [sdc] tag#10 Add. Sense: Invalid command operation code
[ 1407.900148] sd 6:0:0:0: [sdc] tag#10 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1407.901101] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1407.901578] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1407.957783] sd 6:0:0:0: [sdc] tag#17 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1407.958259] sd 6:0:0:0: [sdc] tag#17 Sense Key : Illegal Request [current]
[ 1407.959220] sd 6:0:0:0: [sdc] tag#17 Add. Sense: Invalid command operation code
[ 1407.960168] sd 6:0:0:0: [sdc] tag#17 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1407.961109] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 30 prio class 2
[ 1407.961576] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1407.985112] sd 6:0:0:0: [sdc] tag#18 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
[ 1407.985616] sd 6:0:0:0: [sdc] tag#18 Sense Key : Illegal Request [current]
[ 1407.985617] sd 6:0:0:0: [sdc] tag#18 Add. Sense: Invalid command operation code
[ 1407.986556] sd 6:0:0:0: [sdc] tag#18 CDB: Read(16) 88 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00
[ 1407.987511] critical target error, dev sdc, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
[ 1407.989488] critical target error, dev sdd, sector 0 op 0x0:(READ) flags 0x0 phys_seg 32 prio class 2
root@mimir:~# smartctl -a /dev/sdc
smartctl 7.4 2024-10-15 r5620 [x86_64-linux-6.17.2-1-pve] (local build)
Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Ultrastar DC HC550
Device Model: WDC WUH721816ALE6L4
Serial Number: 2CHZJPHJ
LU WWN Device Id: 5 000cca 2a1dbf94d
Firmware Version: PCGNW232
User Capacity: 16,000,900,661,248 bytes [16.0 TB]
Sector Size: 512 bytes logical/physical
Rotation Rate: 7200 rpm
Form Factor: 3.5 inches
Device is: In smartctl database 7.3/5528
ATA Version is: ACS-4 published, ANSI INCITS 529-2018
SATA Version is: SATA 3.3, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is: Wed Nov 19 23:19:24 2025 CST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
Read SMART Data failed: scsi error medium or hardware error (serious)
=== START OF READ SMART DATA SECTION ===
SMART Status command failed: scsi error medium or hardware error (serious)
SMART overall-health self-assessment test result: UNKNOWN!
SMART Status, Attributes and Thresholds cannot be read.
Read SMART Log Directory failed: scsi error medium or hardware error (serious)
Read SMART Error Log failed: scsi error medium or hardware error (serious)
Read SMART Self-test Log failed: scsi error medium or hardware error (serious)
Selective Self-tests/Logging not supported
The above only provides legacy SMART information - try 'smartctl -x' for more
===========================================================================================
root@mimir:~# smartctl -x /dev/sdc
smartctl 7.4 2024-10-15 r5620 [x86_64-linux-6.17.2-1-pve] (local build)
Copyright (C) 2002-23, Bruce Allen, Christian Franke, www.smartmontools.org
=== START OF INFORMATION SECTION ===
Model Family: Western Digital Ultrastar DC HC550
Device Model: WDC WUH721816ALE6L4
Serial Number: 2CHZJPHJ
LU WWN Device Id: 5 000cca 2a1dbf94d
Firmware Version: PCGNW232
User Capacity: 16,000,900,661,248 bytes [16.0 TB]
Sector Size: 512 bytes logical/physical
Rotation Rate: 7200 rpm
Form Factor: 3.5 inches
Device is: In smartctl database 7.3/5528
ATA Version is: ACS-4 published, ANSI INCITS 529-2018
SATA Version is: SATA 3.3, 6.0 Gb/s (current: 6.0 Gb/s)
Local Time is: Wed Nov 19 23:19:37 2025 CST
SMART support is: Available - device has SMART capability.
SMART support is: Enabled
AAM feature is: Unavailable
APM feature is: Disabled
Rd look-ahead is: Enabled
Write cache is: Enabled
DSN feature is: Unavailable
ATA Security is: Unavailable
Write SCT (Get) Feature Control Command failed: scsi error medium or hardware error (serious)
Wt Cache Reorder: Unknown (SCT Feature Control command failed)
Read SMART Data failed: scsi error medium or hardware error (serious)
=== START OF READ SMART DATA SECTION ===
SMART Status command failed: scsi error medium or hardware error (serious)
SMART overall-health self-assessment test result: UNKNOWN!
SMART Status, Attributes and Thresholds cannot be read.
Read SMART Log Directory failed: scsi error medium or hardware error (serious)
ATA_READ_LOG_EXT (addr=0x00:0x00, page=0, n=1) failed: scsi error medium or hardware error (serious)
Read GP Log Directory failed
SMART Extended Comprehensive Error Log (GP Log 0x03) not supported
Read SMART Error Log failed: scsi error medium or hardware error (serious)
SMART Extended Self-test Log (GP Log 0x07) not supported
Read SMART Self-test Log failed: scsi error medium or hardware error (serious)
Selective Self-tests/Logging not supported
SCT Status Version: 3
SCT Version (vendor specific): 256 (0x0100)
Device State: Active (0)
Current Temperature: 0 Celsius
Power Cycle Min/Max Temperature: -3/ 3 Celsius
Lifetime Min/Max Temperature: 0/ 0 Celsius
Under/Over Temperature Limit Count: 0/0
Minimum supported ERC Time Limit: 65 (6.5 seconds)
Write SCT Data Table failed: scsi error medium or hardware error (serious)
Read SCT Temperature History failed
Write SCT (Get) Error Recovery Control Command failed: scsi error medium or hardware error (serious)
SCT (Get) Error Recovery Control command failed
Device Statistics (GP/SMART Log 0x04) not supported
Pending Defects log (GP Log 0x0c) not supported
ATA_READ_LOG_EXT (addr=0x11:0x00, page=0, n=1) failed: scsi error medium or hardware error (serious)
Read SATA Phy Event Counters failed
