1fsirand(1M) System Administration Commands fsirand(1M)
2
3
4
6 fsirand - install random inode generation numbers
7
9 fsirand [-p] special
10
11
13 fsirand installs random inode generation numbers on all the inodes on
14 device special, and also installs a file system ID in the superblock.
15 This helps increase the security of file systems exported by NFS.
16
17
18 fsirand must be used only on an unmounted file system that has been
19 checked with fsck(1M) The only exception is that it can be used on the
20 root file system in single-user mode, if the system is immediately re-
21 booted afterwards.
22
24 -p Print out the generation numbers for all the inodes, but do not
25 change the generation numbers.
26
27
29 See largefile(5) for the description of the behavior of fsirand when
30 encountering files greater than or equal to 2 Gbyte ( 2^31 bytes).
31
33 See attributes(5) for descriptions of the following attributes:
34
35
36
37
38 ┌─────────────────────────────┬─────────────────────────────┐
39 │ ATTRIBUTE TYPE │ ATTRIBUTE VALUE │
40 ├─────────────────────────────┼─────────────────────────────┤
41 │Availability │SUNWcsu │
42 └─────────────────────────────┴─────────────────────────────┘
43
45 fsck(1M), attributes(5), largefile(5)
46
47
48
49SunOS 5.11 16 Sep 1996 fsirand(1M)