df - report file system disk space usage.
Syntax
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| df [OPTION]... [FILE]...
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Options
| Option |
Description |
| -a |
include dummy file systems |
| -h, --human-readable |
print sizes in powers of 1024 (e.g., 1023M) |
| -H, --si |
print sizes in powers of 1000 (e.g., 1.1G) |
| -i, --inodes |
list inode information instead of block usage |
| -k |
like –block-size=1K |
| -P, –portability |
use the POSIX output format |
| -t, –type=TYPE |
limit listing to file systems of type TYPE |
| -T, –print-type |
print file system type |
| -x |
exclude a file system type |
| --total |
produce a grand total |
| --help |
display help info |
Examples
Display all file systems and their disk usage in human readable form
Sample output
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| Filesystem Size Used Avail Use% Mounted on
udev 3.9G 0 3.9G 0% /dev
tmpfs 788M 1.4M 787M 1% /run
/dev/sda2 228G 66G 151G 31% /
tmpfs 3.9G 147M 3.8G 4% /dev/shm
tmpfs 5.0M 4.0K 5.0M 1% /run/lock
tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup
/dev/loop0 89M 89M 0 100% /snap/core/7396
/dev/sda1 511M 7.6M 504M 2% /boot/efi
tmpfs 788M 16K 788M 1% /run/user/1000
total 242G 67G 164G 29% -
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Exclude a file system type
display file system excluding tmpfs
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| $ df -h -T --total -x tmpfs
Filesystem Type Size Used Avail Use% Mounted on
udev devtmpfs 3.9G 0 3.9G 0% /dev
/dev/sda2 ext4 228G 66G 151G 31% /
/dev/loop0 squashfs 89M 89M 0 100% /snap/core/7396
/dev/sda1 vfat 511M 7.6M 504M 2% /boot/efi
total - 233G 67G 155G 30% -
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Display all file systems and their disk usage where the file locates
Reference