Commands related to the file system in Linux are summarized as follows:
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Environment
Operating System: Ubuntu 22.04.5 LTS
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df -h, to check all mounted points
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df -h /, to check the mount point of any directory
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df -hT, to check the file system type of the mounted points
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mount -l, to list all mount point information
mount -ln, -n does not write to the /etc/mtab file.
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cat /etc/mtab, to list all mount point information
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cat /proc/filesystems, to check the file system types supported by the system
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parted -l, to view detailed hard disk partitionsparted -lparted -l /dev/mapper/ubuntu–vg-ubuntu–lv 
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file, to check the file type
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stat, to check the file status
