ubuntu 常用指令

Cv打怪升级2025-04-16 22:50

‌一、查看硬盘信息

‌显示所有硬盘及分区列表

bash 复制代码

sudo fdisk -l

‌查看块设备详细信息

bash 复制代码

lsblk

输出示例：

bash 复制代码

hc@hc-desktop:/home/algo_1$ lsblk  
NAME   MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
loop0    7:0    0     4K  1 loop /snap/bare/5
loop1    7:1    0  63.8M  1 loop /snap/core20/2496
loop2    7:2    0  12.2M  1 loop /snap/snap-store/1216
loop3    7:3    0  63.8M  1 loop /snap/core20/2501
loop4    7:4    0  73.9M  1 loop /snap/core22/1908
loop5    7:5    0  44.5M  1 loop /snap/snapd/23771
loop6    7:6    0  73.9M  1 loop /snap/core22/1802
loop7    7:7    0 346.3M  1 loop /snap/gnome-3-38-2004/119
loop8    7:8    0  91.7M  1 loop /snap/gtk-common-themes/1535
loop9    7:9    0   516M  1 loop /snap/gnome-42-2204/202
loop10   7:10   0 349.7M  1 loop /snap/gnome-3-38-2004/143
loop11   7:11   0  49.9M  1 loop /snap/snapd/18357
loop12   7:12   0    46M  1 loop /snap/snap-store/638
sda      8:0    1     7T  0 disk 
├─sda1   8:1    1   512M  0 part /boot/efi
└─sda2   8:2    1     7T  0 part /
sdb      8:16   1     7T  0 disk 
sdc      8:32   1     7T  0 disk 
sdd      8:48   1

查看已挂载硬盘分区的磁盘空间‌

bash 复制代码

# 总容量‌、‌已用空间‌、‌剩余空间‌、‌挂载点路径‌
df-h

输出示例

bash 复制代码

hc@hc-desktop:/home/algo_1$ df -h
Filesystem      Size  Used Avail Use% Mounted on
udev            252G     0  252G   0% /dev
tmpfs            51G   32M   51G   1% /run
/dev/sda2       7.0T  162G  6.5T   3% /
tmpfs           252G     0  252G   0% /dev/shm
tmpfs           5.0M  4.0K  5.0M   1% /run/lock
tmpfs           252G     0  252G   0% /sys/fs/cgroup
/dev/loop0      128K  128K     0 100% /snap/bare/5
/dev/loop1       64M   64M     0 100% /snap/core20/2496
/dev/loop2       13M   13M     0 100% /snap/snap-store/1216
/dev/loop3       64M   64M     0 100% /snap/core20/2501
/dev/loop4       74M   74M     0 100% /snap/core22/1908
/dev/loop5       45M   45M     0 100% /snap/snapd/23771
/dev/loop6       74M   74M     0 100% /snap/core22/1802
/dev/loop7      347M  347M     0 100% /snap/gnome-3-38-2004/119
/dev/loop9      517M  517M     0 100% /snap/gnome-42-2204/202
/dev/loop8       92M   92M     0 100% /snap/gtk-common-themes/1535
/dev/loop11      50M   50M     0 100% /sn