DF(1) - General Commands Manual # DF(1) - General Commands Manual
NAME # df - display free disk space
SYNOPSIS # df [-hiklnP] [-t type] [[file | file_system] …]
DESCRIPTION # The df utility displays statistics about the amount of free disk space on the specified file_system or on the file system of which file is a part. By default, values are displayed as 512-byte block counts. If no operands are specified, statistics for all mounted file systems are displayed (subject to the -l and -t options, below).
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QUOT(8) - System Manager’s Manual # QUOT(8) - System Manager’s Manual
NAME # quot - display disk space occupied by each user
SYNOPSIS # quot [-acfhknv] [filesystem …]
DESCRIPTION # quot is used to gather statistics about the disk usage for each local user.
The options are as follows:
-a
Include statistics for all mounted filesystems.
-c
Display three columns containing number of blocks per file, number of files in this category, and aggregate total of blocks in files with this or lower size.
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UMOUNT(8) - System Manager’s Manual # UMOUNT(8) - System Manager’s Manual
NAME # umount - unmount file systems
SYNOPSIS # umount [-fv] special | node
umount -a [-fv] [-h host] [-t type]
DESCRIPTION # The umount command calls the unmount(2) system call to remove a special device or node ([rhost:] path) from the file system tree. Multiple devices and nodes may be specified on the command line. If neither special nor node are provided, the appropriate information is taken from the kernel.
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