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36 .Nd return file system status
42 .Fn VFS_STATFS "struct mount *mp" "struct statfs *sbp" "struct thread *td"
46 macro returns various pieces of information about the file system,
47 including recommended I/O sizes, free space, free inodes, etc.
49 The arguments it expects are:
56 structure, as defined by
58 into which information is placed about the file system.
60 The thread which is querying the file system.
65 related to the file system are as follows:
66 .Bl -tag -width ".Fa f_mntfromname"
70 A copy of mount exported flags.
74 Optimal transfer block size.
76 The total number of data blocks in the file system.
78 The number of free blocks in the file system.
80 The number of free blocks available to non-superuser processes.
82 The total number of file nodes in the file system.
84 The number of free nodes available to non-superuser processes.
86 The number of synchronous writes since the file system was mounted.
88 The number of asynchronous writes since the file system was mounted.
90 The number of synchronous reads since the file system was mounted.
92 The number of asynchronous reads since the file system was mounted.
94 The maximum file name length for this file system.
96 The user ID of the user that mounted the file system.
98 Unique file system ID.
100 The file system type name; a string of at most
104 The device name the file system was mounted from; a string of at most
108 The name of the directory on which the file system is mounted;
117 This manual page was written by