我有一台 HP ProLiant DL360e Gen8 服务器，上面装有 Ubuntu Server 18.04.2 LTS，我打算做一个备份，保存在一个东芝品牌的 2TB 外置硬盘上，但它无法识别它...断开磁盘连接后，我运行命令，lsusb结果sudo fdisk -l没有改变。有趣的是，如果我连接 USB 键盘，它可以正常工作，但即便如此，执行命令的结果也没有显示任何变化。
系统盘
Bus 001 Device 002: ID 0627:0001 Adomax Technology Co., Ltd
Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
sudo fdisk -l
Disk /dev/sda: 1.2 TiB, 1288490188800 bytes, 2516582400 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x000631bf
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 499711 497664 243M 83 Linux
/dev/sda2 501758 2516580351 2516078594 1.2T 5 Extended
/dev/sda5 501760 2516580351 2516078592 1.2T 8e Linux LVM
Disk /dev/mapper/webserver--vg-root: 1.2 TiB, 1279304663040 bytes, 2498641920 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk /dev/mapper/webserver--vg-swap_1: 8.3 GiB, 8925478912 bytes, 17432576 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
消息 |安装
[ 16.916826] EXT4-fs (dm-0): mounted filesystem with ordered data mode. Opts: (null)
[ 20.174290] EXT4-fs (dm-0): re-mounted. Opts: errors=remount-ro
[ 25.236614] EXT4-fs (sda1): mounting ext2 file system using the ext4 subsystem
[ 25.263170] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null)
sudo lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
sda 8:0 0 1.2T 0 disk
├─sda1 8:1 0 243M 0 part /boot
├─sda2 8:2 0 1K 0 part
└─sda5 8:5 0 1.2T 0 part
├─webserver--vg-root 253:0 0 1.2T 0 lvm /
└─webserver--vg-swap_1 253:1 0 8.3G 0 lvm [SWAP]
sr0 11:0 1 1024M 0 rom
消息 | grep -i usb`
[ 0.220105] ACPI: bus type USB registered
[ 0.220128] usbcore: registered new interface driver usbfs
[ 0.220138] usbcore: registered new interface driver hub
[ 0.220188] usbcore: registered new device driver usb
[ 1.078962] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 1.082441] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 1.085878] uhci_hcd: USB Universal Host Controller Interface driver
[ 1.132221] uhci_hcd 0000:00:01.2: new USB bus registered, assigned bus number 1
[ 1.135953] usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
[ 1.137140] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 1.138271] usb usb1: Product: UHCI Host Controller
[ 1.139393] usb usb1: Manufacturer: Linux 4.15.0-46-generic uhci_hcd
[ 1.140618] usb usb1: SerialNumber: 0000:00:01.2
[ 1.141947] hub 1-0:1.0: USB hub found
[ 1.484024] usb 1-1: new full-speed USB device number 2 using uhci_hcd
[ 1.679400] usb 1-1: New USB device found, idVendor=0627, idProduct=0001
[ 1.680594] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=5
[ 1.681789] usb 1-1: Product: QEMU USB Tablet
[ 1.682955] usb 1-1: Manufacturer: QEMU
[ 1.684125] usb 1-1: SerialNumber: 42
[ 1.702388] usbcore: registered new interface driver usbhid
[ 1.703636] usbhid: USB HID core driver
[ 1.707748] input: QEMU QEMU USB Tablet as /devices/pci0000:00/0000:00:01.2/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input5
[ 1.710842] hid-generic 0003:0627:0001.0001: input,hidraw0: USB HID v0.01 Mouse [QEMU QEMU USB Tablet] on usb-0000:00:01.2-1/input0`
答案1
服务器有来自 BIOS 的 USB 保护块，非常感谢大家！