1 --- util-linux-2.13-pre7/mount/mount.8.man-nfs4 2006-03-06 00:04:37.000000000 +0100
2 +++ util-linux-2.13-pre7/mount/mount.8 2006-12-14 00:30:33.000000000 +0100
12 program has to do is issue a simple
14 system call, and no detailed knowledge of the filesystem type is required.
15 -For a few types however (like nfs, cifs, smbfs, ncpfs) ad hoc code is
16 +For a few types however (like nfs, nfs4, cifs, smbfs, ncpfs) ad hoc code is
17 necessary. The nfs ad hoc code is built in, but cifs, smbfs, and ncpfs
18 have a separate mount program. In order to make it possible to
19 treat all types in a uniform way, mount will execute the program
21 All of the filesystem types listed there will be tried,
22 except for those that are labeled "nodev" (e.g.,
32 ends in a line with a single * only, mount will read
33 @@ -1368,6 +1370,81 @@
35 Do not use locking. Do not start lockd.
37 +.SH "Mount options for nfs4"
38 +Instead of a textual option string, parsed by the kernel, the
40 +file system expects a binary argument of type
41 +.IR "struct nfs4_mount_data" .
44 +itself parses the following options of the form `tag=value',
45 +and puts them in the structure mentioned:
62 +is accepted but ignored.
63 +Also the following Boolean options, possibly preceded by
76 +Especially useful options include
78 +.B rsize=32768,wsize=32768
79 +This causes the NFS4 client to try to negotiate a buffer size
80 +up to the size specified.
81 +A large buffer size does improve performance, but both the
82 +server and client have to support it.
83 +In the case where one of these does not support the size specified,
84 +the size negotiated will be the largest that both support.
87 +This will allow NFS4 operations (on hard mounts) to be
88 +interrupted while waiting for a response from the server.
91 +The program accessing a file on a NFS mounted file system will hang
92 +when the server crashes. The process cannot be interrupted or
93 +killed unless you also specify
95 +When the NFS server is back online the program will continue undisturbed
96 +from where it was. This is probably what you want.
99 +This option allows the kernel to time out if the NFS server is not
100 +responding for some time. The time can be
103 +This timeout value is expressed in tenths of a second.
106 +option might be useful if your NFS server sometimes doesn't respond
107 +or will be rebooted while some process tries to get a file from the server.
108 +Avoid using this option with
110 +or with a short timeout.
112 .SH "Mount options for ntfs"