root@HOST:~# journalctl -kf
...
mars 08 14:44:34 HOST kernel: ata1.01: failed to resume link (SControl 0)
mars 08 14:44:34 HOST kernel: ata1.00: SATA link down (SStatus 0 SControl 330)
mars 08 14:44:34 HOST kernel: ata1.01: SATA link down (SStatus 0 SControl 0)
mars 08 14:44:40 HOST kernel: ata1.01: failed to resume link (SControl 0)
mars 08 14:44:40 HOST kernel: ata1.00: SATA link down (SStatus 0 SControl 330)
mars 08 14:44:40 HOST kernel: ata1.01: SATA link down (SStatus 0 SControl 0)
mars 08 14:44:47 HOST kernel: ata1.01: failed to resume link (SControl 0)
mars 08 14:44:47 HOST kernel: ata1.00: SATA link down (SStatus 0 SControl 330)
mars 08 14:44:47 HOST kernel: ata1.01: SATA link down (SStatus 0 SControl 0)
mars 08 14:44:47 HOST kernel: ata1.00: disabled
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE cmd_age=46s
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] tag#0 Sense Key : Illegal Request [current]
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] tag#0 Add. Sense: Unaligned write command
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] tag#0 CDB: Write(16) 8a 00 00 00 00 00 33 71 9b 88 00 00 00 08 00 00
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 863083400 op 0x1:(WRITE) flags 0x700 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=441897652224 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: rejecting I/O to offline device
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 883045136 op 0x1:(WRITE) flags 0x700 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=452118061056 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 917213312 op 0x1:(WRITE) flags 0x700 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: ata1.00: detaching (SCSI 0:0:0:0)
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=469612167168 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 2576 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=1 offset=270336 size=8192 flags=b08c1
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 178301760 op 0x1:(WRITE) flags 0x700 phys_seg 2 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=91289452544 size=8192 flags=40080c80
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 7814016016 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=1 offset=4000775151616 size=8192 flags=b08c1
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 7814016528 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=1 offset=4000775413760 size=8192 flags=b08c1
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 255977720 op 0x1:(WRITE) flags 0x700 phys_seg 4 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=131059544064 size=16384 flags=40080c80
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 422839560 op 0x1:(WRITE) flags 0x700 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=216492806144 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: blk_update_request: I/O error, dev sda, sector 863083408 op 0x1:(WRITE) flags 0x700 phys_seg 1 prio class 0
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=441897656320 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: zio pool=pool_bkp vdev=/dev/disk/by-path/pci-0000:00:1f.2-ata-1-part1 error=5 type=2 offset=534857596928 size=4096 flags=180880
mars 08 14:44:47 HOST kernel: WARNING: Pool 'pool_bkp' has encountered an uncorrectable I/O failure and has been suspended.
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] Synchronizing SCSI cache
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] Synchronize Cache(10) failed: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] Stopping disk
mars 08 14:44:47 HOST kernel: sd 0:0:0:0: [sda] Start/Stop Unit failed: Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK
mars 08 14:46:14 HOST kernel: INFO: task txg_sync:666 blocked for more than 120 seconds.
mars 08 14:46:14 HOST kernel: Tainted: P OE 5.10.0-18-amd64 #1 Debian 5.10.140-1
mars 08 14:46:14 HOST kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
mars 08 14:46:14 HOST kernel: task:txg_sync state:D stack: 0 pid: 666 ppid: 2 flags:0x00004000
mars 08 14:46:14 HOST kernel: Call Trace:
mars 08 14:46:14 HOST kernel: __schedule+0x282/0x880
mars 08 14:46:14 HOST kernel: schedule+0x46/0xb0
mars 08 14:46:14 HOST kernel: schedule_timeout+0x8b/0x150
mars 08 14:46:14 HOST kernel: ? __next_timer_interrupt+0x110/0x110
mars 08 14:46:14 HOST kernel: io_schedule_timeout+0x4c/0x80
mars 08 14:46:14 HOST kernel: __cv_timedwait_common+0x12f/0x170 [spl]
mars 08 14:46:14 HOST kernel: ? add_wait_queue_exclusive+0x70/0x70
mars 08 14:46:14 HOST kernel: __cv_timedwait_io+0x15/0x20 [spl]
mars 08 14:46:14 HOST kernel: zio_wait+0x129/0x2b0 [zfs]
mars 08 14:46:14 HOST kernel: dsl_pool_sync+0x465/0x4f0 [zfs]
mars 08 14:46:14 HOST kernel: spa_sync+0x575/0xfa0 [zfs]
mars 08 14:46:14 HOST kernel: ? spa_txg_history_init_io+0x105/0x110 [zfs]
mars 08 14:46:14 HOST kernel: txg_sync_thread+0x2e0/0x4a0 [zfs]
mars 08 14:46:14 HOST kernel: ? txg_fini+0x240/0x240 [zfs]
mars 08 14:46:14 HOST kernel: thread_generic_wrapper+0x6f/0x80 [spl]
mars 08 14:46:14 HOST kernel: ? __thread_exit+0x20/0x20 [spl]
mars 08 14:46:15 HOST kernel: kthread+0x11b/0x140
mars 08 14:46:15 HOST kernel: ? __kthread_bind_mask+0x60/0x60
mars 08 14:46:15 HOST kernel: ret_from_fork+0x22/0x30
mars 08 14:46:15 HOST kernel: INFO: task zpool:389016 blocked for more than 120 seconds.
mars 08 14:46:15 HOST kernel: Tainted: P OE 5.10.0-18-amd64 #1 Debian 5.10.140-1
mars 08 14:46:15 HOST kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
mars 08 14:46:15 HOST kernel: task:zpool state:D stack: 0 pid:389016 ppid:388326 flags:0x00004000
mars 08 14:46:15 HOST kernel: Call Trace:
mars 08 14:46:15 HOST kernel: __schedule+0x282/0x880
mars 08 14:46:15 HOST kernel: schedule+0x46/0xb0
mars 08 14:46:15 HOST kernel: io_schedule+0x42/0x70
mars 08 14:46:15 HOST kernel: cv_wait_common+0xac/0x130 [spl]
mars 08 14:46:15 HOST kernel: ? add_wait_queue_exclusive+0x70/0x70
mars 08 14:46:15 HOST kernel: txg_wait_synced_impl+0xcd/0x120 [zfs]
mars 08 14:46:15 HOST kernel: txg_wait_synced+0xc/0x40 [zfs]
mars 08 14:46:15 HOST kernel: spa_export_common+0x4d5/0x5a0 [zfs]
mars 08 14:46:15 HOST kernel: ? zfs_log_history+0x9c/0xf0 [zfs]
mars 08 14:46:15 HOST kernel: zfsdev_ioctl_common+0x69b/0x880 [zfs]
mars 08 14:46:15 HOST kernel: ? _copy_from_user+0x28/0x60
mars 08 14:46:15 HOST kernel: zfsdev_ioctl+0x53/0xe0 [zfs]
mars 08 14:46:15 HOST kernel: __x64_sys_ioctl+0x8b/0xc0
mars 08 14:46:15 HOST kernel: do_syscall_64+0x33/0x80
mars 08 14:46:15 HOST kernel: entry_SYSCALL_64_after_hwframe+0x61/0xc6
mars 08 14:46:15 HOST kernel: RIP: 0033:0x7f56640396b7
mars 08 14:46:15 HOST kernel: RSP: 002b:00007ffc2bd9fdc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
mars 08 14:46:15 HOST kernel: RAX: ffffffffffffffda RBX: 00007ffc2bd9fde0 RCX: 00007f56640396b7
mars 08 14:46:15 HOST kernel: RDX: 00007ffc2bd9fde0 RSI: 0000000000005a03 RDI: 0000000000000003
mars 08 14:46:15 HOST kernel: RBP: 00007ffc2bda37d0 R08: 00000000ffffffff R09: 00007ffc2bd9fc60
mars 08 14:46:15 HOST kernel: R10: 00005579fa4098c0 R11: 0000000000000246 R12: 00005579fa4098b0
mars 08 14:46:15 HOST kernel: R13: 00005579fa4098c0 R14: 00007ffc2bda3390 R15: 00005579f8fb5c00
mars 08 14:52:17 HOST kernel: INFO: task txg_sync:666 blocked for more than 120 seconds.
mars 08 14:52:17 HOST kernel: Tainted: P OE 5.10.0-18-amd64 #1 Debian 5.10.140-1
mars 08 14:52:17 HOST kernel: "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
mars 08 14:52:17 HOST kernel: task:txg_sync state:D stack: 0 pid: 666 ppid: 2 flags:0x00004000
mars 08 14:52:17 HOST kernel: Call Trace:
mars 08 14:52:17 HOST kernel: __schedule+0x282/0x880
mars 08 14:52:17 HOST kernel: schedule+0x46/0xb0
mars 08 14:52:17 HOST kernel: schedule_timeout+0x8b/0x150
mars 08 14:52:17 HOST kernel: ? __wake_up_common_lock+0x8a/0xc0
mars 08 14:52:17 HOST kernel: ? __next_timer_interrupt+0x110/0x110
mars 08 14:52:17 HOST kernel: io_schedule_timeout+0x4c/0x80
mars 08 14:52:17 HOST kernel: __cv_timedwait_common+0x12f/0x170 [spl]
mars 08 14:52:17 HOST kernel: ? add_wait_queue_exclusive+0x70/0x70
mars 08 14:52:17 HOST kernel: __cv_timedwait_io+0x15/0x20 [spl]
mars 08 14:52:17 HOST kernel: zio_wait+0x129/0x2b0 [zfs]
mars 08 14:52:17 HOST kernel: dsl_pool_sync+0x465/0x4f0 [zfs]
mars 08 14:52:17 HOST kernel: spa_sync+0x575/0xfa0 [zfs]
mars 08 14:52:17 HOST kernel: ? spa_txg_history_init_io+0x105/0x110 [zfs]
mars 08 14:52:17 HOST kernel: txg_sync_thread+0x2e0/0x4a0 [zfs]
mars 08 14:52:17 HOST kernel: ? txg_fini+0x240/0x240 [zfs]
mars 08 14:52:17 HOST kernel: thread_generic_wrapper+0x6f/0x80 [spl]
mars 08 14:52:17 HOST kernel: ? __thread_exit+0x20/0x20 [spl]
mars 08 14:52:17 HOST kernel: kthread+0x11b/0x140
mars 08 14:52:17 HOST kernel: ? __kthread_bind_mask+0x60/0x60
mars 08 14:52:17 HOST kernel: ret_from_fork+0x22/0x30