当我插入 2TB USB 驱动器时，它没有显示在 dev/ 上。所有其他问题和答案似乎都假设该设备对这些类型的命令可见：lsblk、lshw、lsusb、parted、gparted、fdisk。
当这些工具不显示设备时，我该如何排除故障？
电源灯亮着，磁盘正在旋转，但好像操作系统忽略了该设备。
var/log/syslog 中的条目是：
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.569952] usb 4-1: new SuperSpeed USB device number 4 using xhci_hcd
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.586731] usb 4-1: New USB device found, idVendor=0bc2, idProduct=ab24
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.586740] usb 4-1: New USB device strings: Mfr=2, Product=3, SerialNumber=1
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.586745] usb 4-1: Product: BUP Slim RD
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.586750] usb 4-1: Manufacturer: Seagate
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.586754] usb 4-1: SerialNumber: NA97A7D6
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.587605] usb-storage 4-1:1.0: USB Mass Storage device detected
Mar 27 15:54:19 r-ubuntu kernel: [ 6696.588341] scsi10 : usb-storage 4-1:1.0
Mar 27 15:54:19 r-ubuntu mtp-probe: checking bus 4, device 4: "/sys/devices/pci0000:00/0000:00:14.0/usb4/4-1"
Mar 27 15:54:19 r-ubuntu mtp-probe: bus: 4, device: 4 was not an MTP device
Mar 27 15:54:20 r-ubuntu kernel: [ 6697.586238] scsi 10:0:0:0: Direct-Access Seagate BUP Slim RD 0304 PQ: 0 ANSI: 6
Mar 27 15:54:20 r-ubuntu kernel: [ 6697.586822] sd 10:0:0:0: Attached scsi generic sg2 type 0
Mar 27 15:54:20 r-ubuntu kernel: [ 6697.587748] sd 10:0:0:0: [sdc] Spinning up disk...
Mar 27 15:54:24 r-ubuntu kernel: [ 6698.588799] ....ready
Mar 27 15:54:24 r-ubuntu kernel: [ 6701.600122] sd 10:0:0:0: [sdc] 3907029167 512-byte logical blocks: (2.00 TB/1.81 TiB)
Mar 27 15:55:00 r-ubuntu kernel: [ 6737.397008] usb 4-1: Disable of device-initiated U1 failed.
Mar 27 15:55:05 r-ubuntu kernel: [ 6742.394473] usb 4-1: Disable of device-initiated U2 failed.
Mar 27 15:55:10 r-ubuntu kernel: [ 6747.763630] xhci_hcd 0000:00:14.0: Timeout while waiting for address device command
Mar 27 15:55:15 r-ubuntu kernel: [ 6752.964863] xhci_hcd 0000:00:14.0: Timeout while waiting for address device command
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.168743] usb 4-1: device not accepting address 4, error -62
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224834] usb 4-1: USB disconnect, device number 4
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224845] sd 10:0:0:0: Device offlined - not ready after error recovery
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224868] sd 10:0:0:0: [sdc] Write Protect is off
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224872] sd 10:0:0:0: [sdc] Mode Sense: 00 00 00 00
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224884] sd 10:0:0:0: rejecting I/O to offline device
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224891] sd 10:0:0:0: [sdc] Asking for cache data failed
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.224894] sd 10:0:0:0: [sdc] Assuming drive cache: write through
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225060] sd 10:0:0:0: [sdc] READ CAPACITY failed
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225063] sd 10:0:0:0: [sdc]
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225065] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225067] sd 10:0:0:0: [sdc] Sense not available.
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225090] sd 10:0:0:0: [sdc] No Caching mode page found
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225093] sd 10:0:0:0: [sdc] Assuming drive cache: write through
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225096] sdc: detected capacity change from 2000398933504 to 0
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225177] sd 10:0:0:0: [sdc] READ CAPACITY failed
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225180] sd 10:0:0:0: [sdc]
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225181] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225183] sd 10:0:0:0: [sdc] Sense not available.
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225204] sd 10:0:0:0: [sdc] No Caching mode page found
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225207] sd 10:0:0:0: [sdc] Assuming drive cache: write through
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.225209] sd 10:0:0:0: [sdc] Attached SCSI disk
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.227132] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88011818f600
Mar 27 15:55:16 r-ubuntu kernel: [ 6753.227136] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88011818f640
好的。已将驱动器从外壳中取出并通过 SATA 到 USB 连接器连接。仍然没有显示。系统日志的输出如下：
Mar 27 16:26:00 r-ubuntu kernel: [ 8597.027052] usb 3-2: new high-speed USB device number 10 using xhci_hcd
Mar 27 16:26:00 r-ubuntu kernel: [ 8597.043387] usb 3-2: New USB device found, idVendor=058f, idProduct=6254
Mar 27 16:26:00 r-ubuntu kernel: [ 8597.043397] usb 3-2: New USB device strings: Mfr=0, Product=0, SerialNumber=0
Mar 27 16:26:00 r-ubuntu kernel: [ 8597.043920] hub 3-2:1.0: USB hub found
Mar 27 16:26:00 r-ubuntu kernel: [ 8597.044014] hub 3-2:1.0: 4 ports detected
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.330963] usb 3-2.4: new high-speed USB device number 11 using xhci_hcd
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.349539] usb 3-2.4: New USB device found, idVendor=058f, idProduct=6362
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.349553] usb 3-2.4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.349561] usb 3-2.4: Product: Mass Storage Device
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.349568] usb 3-2.4: Manufacturer: Generic
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.349575] usb 3-2.4: SerialNumber: 058F312D81B
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.350348] usb-storage 3-2.4:1.0: USB Mass Storage device detected
Mar 27 16:26:01 r-ubuntu kernel: [ 8597.350508] scsi14 : usb-storage 3-2.4:1.0
Mar 27 16:26:01 r-ubuntu mtp-probe: checking bus 3, device 11: "/sys/devices/pci0000:00/0000:00:14.0/usb3/3-2/3-2.4"
Mar 27 16:26:01 r-ubuntu mtp-probe: bus: 3, device: 11 was not an MTP device
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.348459] scsi 14:0:0:0: Direct-Access Generic USB SD Reader 1.00 PQ: 0 ANSI: 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.349018] scsi 14:0:0:1: Direct-Access Generic USB CF Reader 1.01 PQ: 0 ANSI: 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.349575] scsi 14:0:0:2: Direct-Access Generic USB SM Reader 1.02 PQ: 0 ANSI: 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.350120] scsi 14:0:0:3: Direct-Access Generic USB MS Reader 1.03 PQ: 0 ANSI: 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.350744] sd 14:0:0:0: Attached scsi generic sg2 type 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.351281] sd 14:0:0:1: Attached scsi generic sg3 type 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.351634] sd 14:0:0:2: Attached scsi generic sg4 type 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.354646] sd 14:0:0:3: Attached scsi generic sg5 type 0
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.354933] sd 14:0:0:0: [sdc] Attached SCSI removable disk
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.357449] sd 14:0:0:1: [sdd] Attached SCSI removable disk
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.358677] sd 14:0:0:2: [sde] Attached SCSI removable disk
Mar 27 16:26:02 r-ubuntu kernel: [ 8598.359180] sd 14:0:0:3: [sdf] Attached SCSI removable disk