How to view the size of hard disk space for Linux systems such as Ubuntu Centos

The Df command is used by the Linux system to view the file system in terms of the disk partition. You can add parameters to view the information about the remaining disk space. The command format is: The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

df -hl The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

The display format is: The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

File system capacity used usable used% mount point The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Filesystem Size Used Avail Use% Mounted on The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hda2 45G 19G 24G 44% / The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hda1 494M 19M 450M 4% /boot The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hda6 4.9G 2.2G 2.5G 47% /home The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hda5 9.7G 2.9G 6.4G 31% /opt The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

none 1009M 0 1009M 0% /dev/shm The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hda3 9.7G 7.2G 2.1G 78% /usr/local The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hdb2 75G 75G 0 100% / The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

/dev/hdb2 75G 75G 0 100% / The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Taking the above output as an example, it means: The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

The second hard disk (b) and the second partition (2) of the HD hard disk interface have a capacity of 75G, use 75G, and availability is 0. Therefore, the utilization rate is 100%, and they are attached to the root partition directory (/). The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

The following is the explanation of related commands: The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Df - hl View Disk Free Space The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Df - h View the partition size of each root path The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Du - sh [directory name] Returns the size of the directory The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Du - sm [folder] Returns the total M number of the folder The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

For more functions, enter the following command: The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

df --help The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

du --help The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

View the partition of the hard disk # sudo fdisk - l The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

View IDE hard disk information # sudo hdparm - i/dev/hda The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

View STAT hard disk information # sudo hdparm - I/dev/sda or # sudo apt get install blktool # sudo blktool/dev/sda id The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Check the free space of hard disk # df - h # df - H The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

View directory space # du - hs directory name The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html

Udisk cannot be uninstalled # sync fuser - km/media/usbdisk The article originates from the fallen fish- https://www.duoluodeyu.com/2605.html