linux 查看所有盘符

lsblk

NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
sda      8:0    0   100G  0 disk 
├─sda1   8:1    0    50G  0 part /
├─sda2   8:2    0     5G  0 part [SWAP]
└─sda3   8:3    0    45G  0 part /home
sdb      8:16   0   200G  0 disk 
└─sdb1   8:17   0   200G  0 part /mnt/data

sudo fdisk -l

Disk /dev/sda: 100 GiB, 107374182400 bytes, 20971520 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: gpt
Disk identifier: ...

Device     Start       End   Sectors   Size Type
/dev/sda1   2048 1073741823 1073721376  50G Linux filesystem
/dev/sda2 1073741824 1099511615   2576980   1.2G Linux swap
/dev/sda3 1099511616 2097152000   997640384  47.6G Linux filesystem

Disk /dev/sdb: 200 GiB, 214748364800 bytes, 419430400 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: gpt
Disk identifier: ...

Device     Start       End   Sectors   Size Type
/dev/sdb1   2048 419430399 419428352  200G Linux filesystem

df -h

Filesystem      Size  Used Avail Use% Mounted on
/dev/sda1        50G   20G   28G  42% /
tmpfs            3.9G     0  3.9G   0% /dev/shm
/dev/sda3       47.6G   10G   36G  22% /home
/dev/sdb1       200G   50G  140G  25% /mnt/data

blkid

/dev/sda1: UUID="xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" TYPE="ext4"
/dev/sda2: UUID="yyyyyyyy-yyyy-yyyy-yyyy-yyyyyyyyyyyy" TYPE="swap"
/dev/sda3: UUID="zzzzzzzz-zzzz-zzzz-zzzz-zzzzzzzzzzzz" TYPE="ext4"
/dev/sdb1: UUID="aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa" TYPE="ext4"